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Drinking water

Projects

Health
Biological activity
Biological treatment of RO concentrate

Reverse osmosis (RO) is a water treatment technique that involves the use of semi-permeable membranes to remove unwanted molecules and particles. It is an effective way of extracting a wide variety of…

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Health
Biological activity
Evaluation of Aeromonas legal standard

Since the 1980s Aeromonas in drinking water has been included as a microbiological parameter in the Dutch Drinking Water Decree. Currently, Aeromonas standard exceedances are generally tolerated, partly because it is unclear…

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Health
Biological activity
Biological stability parameters in operational practice

New methods for determining and predicting biological stability developed since 2010 are applied less often in daily drinking water practice than are the previously existing older methods. This,…

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Health
Microbial safety
Fast alternative for the heterotrophic plate count at 22°C (HPC22) following interventions in the drinking water distribution system

This project will determine which method is suitable for the detection of anomalies in the microbial water quality following maintenance activities or pipe breaks in the drinking water…

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Health
Emerging contaminants
Water Quality Knowledge Impulse

Over the past four years, work in the Water Quality Knowledge Impulse has focused on learning more about the quality of groundwater and surface water, and the factors that affect that quality. The aim of the Water…

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Health
Emerging contaminants
PARC: European partnership for the assessment of risks from chemicals

The EU-wide research and innovation programme PARC was established in order to improve the risk assessment and sustainability of chemicals. The PARC project will strengthen the scientific basis…

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Health
Emerging contaminants
Implementation of screening and NTS methods in practice

Drinking water laboratories have recently expressed a need for the further integration of screening methods, including non-target screening (NTS), in the methods used to monitor water quality. Technological…

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Health
Emerging contaminants
Environmental forensics: pollution signatures

The presence of anthropogenic substances in the drinking water chain poses challenges for the water sector, and specifically for drinking water companies. That presence is undesirable, and sometimes even problematic. Although treatment…

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Enabling technologies
Hydroinformatics
Big data – analysis and integration of chemical and toxicological data

Monitoring the water quality of drinking water is challenging due to the presence of complex mixtures of mostly unknown substances that vary in concentration and composition. Over the…

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Health
Emerging contaminants
Drugs production waste in groundwater: field research and action perspectives

Little is still known about the impact of the long-term or extensive discharge of chemical waste from the production of synthetic drugs (SYNDRU) on groundwater quality and therefore…

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Health
Emerging contaminants
Toxicology on Target

The domain of toxicological risk assessment is constantly evolving and it is essential to follow these developments closely. It has been noted that an adequate response to water quality issues requires the ongoing development of knowledge and…

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Health
Emerging contaminants
Microplastics in water treatment

Plastics are a ubiquitous part of everyday life and they are found in fresh water throughout the Netherlands. In this project, we describe the nature and levels of microplastics (20 - 500 µm) at different stages of…

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Enabling technologies
Hydroinformatics
Text mining for the early detection of relevant water pollutants

Long before substances are included in regulations and monitoring programmes, text sources such as reports, social media, press releases, regulatory agency websites or the scientific literature can provide…

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Health
Emerging contaminants
Are PMOCs less toxic?

Persistent mobile organic compounds (PMOC) accumulate in the water cycle and are hardly removed during water treatment. For a long time, these substances have been under-researched but recent studies show that they are present in worrying concentrations.…

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Health
Emerging contaminants
Nanoplastics in drinking water

It is becoming increasingly clear that plastic is everywhere. That has been demonstrated in numerous environmental compartments, including soil, sediment, surface water and air. Data about the presence of microplastic particles in surface water are sparse, and…

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Health
Biological activity
VO Eyes and ears for Chemical Safety 2019-2020 (LDIR and biofilm)

The regrowth and biofilm formation of micro-organisms on pipe material and membranes lead to problems in drinking water systems. To combat biofilm formation, a knowledge of the dynamics…

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Health
Emerging contaminants
Clearer picture of the formation of transformation products during drinking water treatment thanks to integrated strategies

During drinking water production, biotic and antibiotic processes can form transformation products (TP) from organic micropollutants (OMP). How these substances behave in water treatment and how toxic they…

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Enabling technologies
New materials and technologies
Improved prioritisation and fragmentation improve the identification of unknown substances with non-target screening

Non-target screening (NTS) is based on the combination of liquid chromatography in conjunction with high-resolution mass spectrometry (HRMS). In addition, tailored data analysis, with target and suspect screening,…

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Health
Emerging contaminants
Survey of drug waste emission pathways and relevance for the drinking water sector

The Netherlands has a thriving illegal industry for the production of synthetic drugs such as amphetamine (speed), MDMA (XTC) and “designer drugs”. It releases all kinds of waste…

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Health
Emerging contaminants
Highly polar compounds I

An understanding of the presence of highly polar compounds in sources of drinking water is important because these substances can threaten drinking water supplies. This is because highly polar compounds can spread well in water and soil,…

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Enabling technologies
Innovative water treatment technologies
Effects of interventions in the distribution network on the existing microorganisms: DNA techniques offer clarity

Earlier research by Evides Waterbedrijf revealed that the number and composition of microbial populations can change during the distribution process of drinking water. This 2018 research was undertaken…

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Health
Biological activity
Risk of opportunistic pathogens in drinking water

The water utilities have indicated that research into opportunistic pathogens in drinking water has a high priority. This is because these pathogens could represent a potential health risk. This project’s priority is…

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Health
Emerging contaminants
Improved water quality through advanced oxidation and dune infiltration

The Dunea drinking water utility uses surface water to produce drinking water by means of dune filtration. In the decades ahead, the quality of the river water that…

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Health
Safe innovation and the water sector
Water-Futures

How should the world achieve high-quality water services in the future while facing severe climate, economic and population pressures under deep uncertainty? Water-Futures, a 10M Euros European Research Council (ERC) funded project (ERC Synergy Grant), aims to…

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Health
Safe innovation and the water sector
Evaluation of Legionella regulations in systems for drinking water and warm tap water

The aim of this project is to determine whether current scientific understanding justifies amendments to the regulations on Legionella prevention in mains water systems and, if so, how…

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Health
Safe innovation and the water sector
Energy transition and Drinking Water phase 2

The energy transition will impact the operational management of drinking water utilities in multiple ways. In the second phase of the research project on the energy transition and drinking water, KWR is…

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Sustainability
Sustainable use of freshwater resources
Water availability and drought over long term

The availability of sufficient freshwater, for all users and functions, is also an increasingly big challenge in the Netherlands and Flanders. A solution is being sought in self-provision at the regional and…

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Health
Safe innovation and the water sector
Polishing pellets

The production of drinking water results in sludge with a high level of iron oxide/iron hydroxide. That sludge can be used as an adsorbent for, among other things, phosphate and arsenic. The drawback is that the sludge…

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Enabling technologies
Innovative water treatment technologies
An integrated approach for the detection of undesirable perfluorinated substances in the water cycle

The presence of per- and polyfluoroalkyl substances (PFAS) in the environment, and specifically in the water cycle, is considered a hazard for humans and the environment. The presence…

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Health
Emerging contaminants
Biological treatment processes: optimising biodegradation of OMPs in rapid filters

Organic micropollutants (OMPs) in drinking water sources are frequently in the news. To be able to continue supplying safe and reliable drinking water, the drinking water sector wishes,…

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Enabling technologies
Innovative water treatment technologies
Prediction models for the removal of organic micropollutants

Organic micropollutants (OMPs) in drinking water sources are frequently in the news. The numbers of OMPs are typically very low and are not harmful to health, but, as…

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Health
Safe innovation and the water sector
Application of electrocoagulation to water with low conductivity

The wastewater and drinking water sector in the Netherlands and Europe is committed to reducing its CO2 footprint. This also includes a desire to reduce the use of…

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Health
Biological activity
Preparation RT-PCR method enterococci

The routine determination of the safety of our drinking water is highly important. In practice this involves the use of a culture method for the intestinal bacteria E. coli and enterococci. This…

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Health
Microbial safety
Validation RT-PCR method enterococci

The routine determination of the safety of our drinking water is highly important. In practice this involves the use of a culture method for the intestinal bacteria E. coli and enterococci. This…

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Sustainability
Sustainable energy
Urban Photosynthesis; three functions on a single roof

Urban Photosynthesis involves research in the urban environment on an integrated solution, which closes as many water loops as possible at the building level, combined with the generation…

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Health
Biological activity
PilotCity indoor installation

The 1:1 test set-up of a drinking water installation that KWR is now building will make it possible to research indoor water quality. The quality of water in the indoor drinking water installation can change as a…

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Enabling technologies
Innovative water treatment technologies
Capillary nanofiltration (capNF) for drinking water treatment

High-pressure membranes are a frequently used means of achieving optimal water quality of drinking water from different sources. An example of these are reverse osmosis membranes, which are…

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Enabling technologies
Future-proof networks
Test network for research on inspection tools and drinking water distribution

The most valuable and at the same time least known part of our drinking water supply system is the buried transport and distribution infrastructure. Once the pipes are…

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Sustainability
Sustainable use of freshwater resources
Stand-alone local treatment for remote areas

It is difficult to supply drinking water from the central system in some parts of the Netherlands. Available alternatives for producing drinking water locally through stand-alone treatment plants have therefore been studied…

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Sustainability
Sustainable energy
Softening 2.0 at Waternet; Leiduin production location

To identify the best option for a new water softening system in Leiduin, five different scenarios were compared in terms of Total Costs of Ownership and life cycle…

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Sustainability
Sustainable energy
Environmental impact of NaOH and lime milk in drinking water treatment

All kinds of chemicals are used to treat drinking water. Caustic soda and lime milk are used on a large scale. On the basis of information from the…

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Society
Citizen science and public participation
Nanostructures on pipe walls to control regrowth

Nano- and microtechnology makes it possible to manipulate material structures at the molecular or atomic level. The macroscopic properties are thus determined not only by the material, but also by the modified…

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Health
Emerging contaminants
Risks of industrial emissions to air for drinking water production

Drinking water companies need to know how atmospheric emissions from industry may affect supplies of drinking water. Despite monitoring from source to tap, the existing monitoring activities hardly…

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Health
Biological activity
PFAS: A Threat for the Dutch Drinking Water Cycle?

Poly- and perfluoroalkyl substances (PFAS) are a broad group of anthropogenic organic substances which have been extensively used since the 1940s. Due to their persistency, bioaccumulation and toxicity, PFAS are a threat…

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Health
Emerging contaminants
Water-quality crisis

Communication during an acute water-quality crisis requires an approach that differs from regular risk communication. The goal of this project is to develop an applied scientific understanding, with which to define the most effective response strategies in…

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Looking ahead
Futures studies and response strategies
Knowledge exchange and stimulation of integrated asset management research

In this project within the Joint Research Programme of KWR and the water utilities, knowledge-exchange meetings were organised to define the building blocks, which water utilities can use…

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Society
Stakeholder involvement and governance
360-degree stakeholder management

There is no doubt that it is becoming increasingly important for drinking water utilities, during their asset management decision-making, to recognise and take into account the interests and expectations of stakeholders. What is less clear, however, is…

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Sustainability
Sustainable use of freshwater resources
Healthy soil, healthy water system

The properties of the soil have a major influence on drought sensitivity and leaching into groundwater, for instance, of fertilisers. Both agriculture and the drinking water utilities that abstract groundwater have an…

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Sustainability
Sustainable use of freshwater resources
Stand-alone decentralised drinking water provision in outlying areas

In remote areas it is sometimes too costly or technically too complicated to connect homes to the central drinking water distribution system. Within this project an evaluation framework…

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Society
Citizen science and public participation
Customer wishes and expectations in the management of assets

ISO 55000 defines asset management as the coordinated activities of an organization to realise value from assets. Drinking water utilities translate this realisation of value from assets into…

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Health
Microbial safety
Online monitoring of Aeromonas in drinking-water distribution system without chlorine

The microbiological analyses currently used to monitor drinking-water quality are relatively time-consuming and they cannot be used for continuous monitoring. However, automated and online microbiological sensors have been…

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Health
Emerging contaminants
Microplastics in water

To acquire more understanding of microplastics and even smaller particles, KWR is currently conducting research involving the measurement of the smallest possible particles present in surface water and drinking water, among others. WHO recently published a report…

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Sustainability
Climate change and resilience
Measures to combat the unwanted heating of water in the pipe network

Legally the water temperature at the tap may not exceed 25°C. The temperature of the water network changes because of the weather and aboveground and underground heat sources. In…

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Sustainability
Sustainable use of freshwater resources
Water reuse and the freshwater provision

We are confronted more and more with increasing drought damage in agriculture and nature. There is growing pressure on our supply of water for high-quality uses, such as drinking water production. The…

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Society
Citizen science and public participation
Radical new sources of drinking water

The drinking water provision in the Netherlands makes use of fresh groundwater and fresh surface water as its principal sources. After the water’s intake or abstraction, it is used to produce drinking…

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Enabling technologies
Future-proof networks
Climate-proof drinking water, now and in the future

Drinking water in the Netherlands is treated to high quality standards and then delivered to customers through the underground distribution system. The distribution system consists of trunk mains,…

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Health
Microbial safety
AMVD research

The distribution of drinking water without chlorine is the calling card of the Dutch water utilities. What makes it possible is the exceptionally high quality of the drinking water produced in the country. Microbially safe drinking water…

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Sustainability
Sustainable use of freshwater resources
Chalk Aquifer Management (CHARM)

De Watergroep, Vrije Universiteit Brussel (VUB) and KWR join forces to study the Krijt chalk aquifer. This groundwater aquifer is important for the water utility De Watergroep, since it accounts for 22% of the utility’s drinking water…

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Society
Citizen science and public participation
Risk perception

On the basis of insights into customers’ perceptions, needs and experiences, communications guidelines are being developed with regard to the presence of anthropogenic substances in drinking water and its sources. Challenges regarding transparent communications The number of…

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Society
Stakeholder involvement and governance
Water Company Standardisation Contact Group

In 2017, the drinking water sector set up the Standardisation Contact Group for Water Companies (CND, after its Dutch initials), with the objective of delineating its responsibility and protecting its interests in…

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Sustainability
Sustainable use of freshwater resources
Peak consumption causes

Water companies need a water consumption model to help them size their production locations. In this project KWR will extend the day factor model (Vonk et al., 2017) with area-specific information, including garden acreage, and number of…

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Enabling technologies
Future-proof networks
Assets: looking ahead to 2030 and 2050

Assets have a long useful life, which is why we need to have an opinion on (long-term and other) future developments. In this research project, we will analyse descriptions of existing trends,…

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Society
Valorisation
The decision-making processes for Integrated Asset Management (IAM)

In this research project, we will be describing the most important decision-making processes for assets and research, based on established theories of decision-making. We research which information is…

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Health
Safe innovation and the water sector
Prediction and validation in organic micropollutant removal

Organic micropollutants (OMPs) in sources of drinking water are regularly in the news. The quantities of OMPs are usually very low and not harmful to health, but the…

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Enabling technologies
Innovative water treatment technologies
Biological conversion of micropollutants in drinking water treatment

Various scientific studies have shown that biological processes, such as rapid sand filtration (SF), river-bank filtration, biological granular activated carbon filtration (BAC), and slow sand filtration (SSF), can…

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Health
Emerging contaminants
‘Contaminants of Emerging Concern’ – a partnership in water technology

More and more chemical substances are being produced and used all over the world. At the same time, increasing volumes of water are being abstracted for domestic, industrial…

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Health
Safe innovation and the water sector
Circular Water 2050

The project ‘Circular Water 2050 – impact and opportunities of the “fully circular in 2050” target for an urban water cycle falls under the WiCE ‘Efficient with Raw Materials’ research area. The project’s aim is to develop…

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Sustainability
Sustainable use of freshwater resources
Efficient (re)use of water for a robust freshwater supply

In order to safeguard the freshwater supply over the long term, what is needed among other things is to work, regionally and locally, on the self-provision of freshwater…

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Sustainability
Sustainable resources
Reuse of coagulant from aquafer (HerCauWer)

In the Netherlands drinking water treatment almost always generates aquafer as a residual. By treating this material with acid, we can again transform it into iron salts, which can then be applied…

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Society
Stakeholder involvement and governance
Area planning process systems

Space is scarce in the Netherlands and the responsibilities for the management of public space are often decentralised. This means that area planning processes – i.e., reaching agreements on the use of public space – involve many…

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Enabling technologies
Innovative water treatment technologies
Legionella control in the tropics

Legionella pneumophila, the main cause of legionnaires’ disease, multiply primarily in aqueous environments at temperatures between 30 and 45°C. Under these conditions, in certain water systems with aerosolization, L. pneumophila can grow in the system and be…

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Enabling technologies
Innovative water treatment technologies
Arsenic removal

Arsenic is one of the most poisonous substances on earth. Nevertheless, millions of people worldwide are exposed to it via their drinking water. In this project we are researching the possibility of removing arsenic to <1 μg…

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Sustainability
Sustainable resources
Remineralisation of RO permeate

Oasen is working on the full-stream treatment of, among others, river-bank filtrate using RO, which entails the complete removal of practically all substances, including minerals, from the water. A crucial aspect of this development is the conditioning…

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Enabling technologies
New materials and technologies
Nanotechnology in water applications

NanoNextNL is a consortium directed at research in the field of micro- and nanotechnology. More than one hundred companies, universities, knowledge organisations and university medical centres make up the consortium. As a…

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Health
Emerging contaminants
Big Data Epidemiology

The scientific literature reports on – sometimes contradictory – research results on the relationship between the quality of drinking water and public health. For example, the relationship between water hardness and the incidence of cardio-vascular disease, between…

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Sustainability
Sustainable energy
Heat and Cold from drinking water (HCD)

‘Heat and Cold from Drinking water’, ‘HCD ’ for short, constitutes a unique combination of water and energy: the thermal energy, which the drinking water contains, is used to bring together the…

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Sustainability
Sustainable resources
Recovering metals from water, sludge and fly ash

The focus of water treatment is increasingly shifting to the recovery of raw materials, partly stimulated by the quest for a circular economy. In the same way as drinking water companies and…

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Enabling technologies
Innovative water treatment technologies
MICRORISK: Microbiological risk assessment

The aim of MICRORISK was to develop a microbial risk assessment process which will contribute to the decision making process for risk management of drinking water. The drinking water production chain is…

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Society
Citizen science and public participation
Water field pilot: The Freshness of Water

In this citizen-science field pilot project, citizens participate for the first time as actual researchers in scientific research into drinking water. With the message that tap water is a fresh product, citizens…

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Health
Biological activity
Oportunistic pathogenic microorganisms in drinking water

Because of the expected climate change, it is probable that in the future the earth’s warming will lead to a rise in the temperature of surface water, water…

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Health
Microbial safety
Water4India

Freshwater of sufficient quality for human consumption is becoming scarce. In India the availability of such water is a matter of concern. The growing wealth and population create greater needs and thus higher consumption, while tighter standards…

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Health
Biological activity
Validation and standardisation of the BPP test for drinking water

Since regrowth of microorganisms in the water distribution system is not desirable, the Dutch water companies strive to produce drinking water with a low microbial growth potential. In…

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Sustainability
Sustainable energy
Elaboration of heat-cold recovery from drinking water

Water companies want to actively contribute to cutting back the societal costs associated with the consumption of fossil fuel energy in connection with drinking water use. Among the…

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Enabling technologies
Future-proof networks
Path and prerequisites for implementation of backtracing and source identification in hydraulic packages

In the event of a drinking water contamination incident, the tracing of the contamination source is crucial in limiting the negative impact on customer satisfaction and health. Hydraulic…

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All projects ()

Experts

Djordje Mitrovic
Junior Scientific researcher
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Djordje Mitrovic

Junior Scientific researcher

Djordje is a new member of Water Infrastructure (WIS) team. As a part of WIS team he'll primarily be working on the optimization of water distribution networks' design. Such as…

030-6069637

djordje.mitrovic@kwrwater.nl

06-27249911

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Sandra Sikkema
Scientific researcher
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Sandra Sikkema

Scientific researcher

Sandra Sikkema is a researcher in water governance on the Resilience Management & Governance team. In 2021 she graduated in International Land & Water Management, specialising in Water, Society &…

030-6069711

sandra.sikkema@kwrwater.nl

06-54290049

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Katja Barendse
Junior Scientific researcher
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Katja Barendse

Junior Scientific researcher

Katja Barendse works as a water governance researcher in the Resilience Management & Governance team. In 2020 she obtained her master's degree in Environment and Resource Management at VU Amsterdam,…

030-6069729

katja.barendse@kwrwater.nl

06-21915672

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Amitosh Dash MSc
Scientific researcher
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Amitosh Dash MSc

Scientific researcher

Amitosh Dash is a researcher in the Water Infrastructure team. He is utilizing in-house modeling tools to predict water quality in distribution networks. His research shall assist water companies in…

030-6069696

amitosh.dash@kwrwater.nl

06-13724261

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Raül Glotzbach
Scientific researcher
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Raül Glotzbach

Scientific researcher

Raül works as a scientific researcher in the Innovation & Valorisation team. At KWR, he is working on enabling the growth of Watershare as an international knowledge sharing community through…

030-6069698

raul.glotzbach@kwrwater.nl

06-21683760

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Niek de Graaf
Facility technician
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Niek de Graaf

Facility technician

Niek de Graaf works as a general facilities technician at KWR. He has a background in facilities and followed supplementary training to ensure that the facilities support runs as smoothly…

030-6069503

niek.de.graaf@kwrwater.nl

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Christie Stuut-Klaucke MSc
Communications consultant
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Christie Stuut-Klaucke MSc

Communications consultant

Christie Stuut is an experienced marketing and communications consultant. Her expertise lies in the field of positioning, strategic communication and the further development of company vision to (online) communication. Within…

030-6069635

christie.stuut@kwrwater.nl

06-15604976

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Jan Vreeburg PhD MSc
Scientific researcher Scientific researcher / International business development
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Jan Vreeburg PhD MSc

Scientific researcher Scientific researcher / International business development

Jan Vreeburg is Principal Scientist in the Water Infrastructure team. Jan has a long history of research and development in the field of drinking water distribution infrastructure, and in implementing…

030-6069684

jan.vreeburg@kwrwater.nl

06-53388354

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Tessa Pronk
Scientific researcher
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Tessa Pronk

Scientific researcher

Tessa Pronk is a scientific researcher in the Chemical Water Quality and Health team. She has a broad interest in complex systems and, over the last few years, has worked…

030-6069681

tessa.pronk@kwrwater.nl

06-29337806

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Sharon Clevers MSc
Scientific researcher
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Sharon Clevers MSc

Scientific researcher

Sharon Clevers works as a hydrologist on the Ecohydrology team. In 2016, she completed her Master's in hydrology and integrated water management at Wageningen University. She graduated following geohydrological research…

030-6069645

sharon.clevers@kwrwater.nl

06-54294346

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Luuk de Waal MSc
Scientific researcher Portfolio manager
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Luuk de Waal MSc

Scientific researcher Portfolio manager

Luuk de Waal is a practice-oriented researcher in the Water Treatment & Technology team of KWR water research institute. He uses various pilot installations to develop innovative techniques in future-proof…

030-6069551

luuk.de.waal@kwrwater.nl

06-53341973

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Sija Stofberg PhD
Scientific researcher
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Sija Stofberg PhD

Scientific researcher

Sija Stofberg is a researcher in the Geohydrology team. She works on projects in the field of groundwater, ecohydrology and water system analysis. Examples include research on sustainable freshwater supply…

030-6069569

sija.stofberg@kwrwater.nl

06-52826056

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Peter van Thienen PhD
Principal scientist
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Peter van Thienen PhD

Principal scientist

Peter van Thienen is principal scientist in the Hydroinformatics team. From his background as a quantitative scientist, Peter, together with a number of colleagues, deals with drinking water systems from…

030-6069602

peter.van.thienen@kwrwater.nl

06-54293706

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Ina Vertommen MSc
Manager Scientific researcher
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Ina Vertommen MSc

Manager Scientific researcher

Ina Vertommen is the team leader of Hydroinformatics at KWR. In this role, she is responsible for the content and profile of the team. The team's goal is to strengthen…

030-6069739

ina.vertommen@kwrwater.nl

06-11599514

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Mirjam Blokker PhD
Principal scientist Manager
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Mirjam Blokker PhD

Principal scientist Manager

Mirjam Blokker is a Principal Scientist on the Drinking Water Infrastructure team. She is an expert in drinking water demand and developed the SIMDEUM model, which can be used to…

030-6069533

Mirjam.Blokker@kwrwater.nl

06-15861099

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All experts ()

News

News

Mirjam Blokker associate professor of water management at Delft University of Technology

19 September 2023 — Early this year, principal scientist Mirjam Blokker took up a part-time position (for one day a week) as…

Read more about Mirjam Blokker associate professor of water management at Delft University of Technology
News

Using QSPR models to predict the removal of micropollutants

13 September 2023 — Thanks to new models, water companies can now find out more quickly and efficiently which treatment methods can…

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Blog

12th IUVA World Congress in Dubai

13 September 2023 — Sunday September 10th 2023 the 12th IUVA World Congress started in Dubai. This is a congress about all…

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EU guideline for protection drinking water production

11 September 2023 — Guidance for manufacturers should ensure that new plant protection products and biocidal products will not threaten drinking water…

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News

Time is running out – WFD fact sheets for four important substance groups

21 July 2023 — KWR and Vewin are collaborating on fact sheets about urgent substance groups for drinking water sources. The deadline…

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News

Academic Collaborative Centre for Healthy and Safe Water

03 July 2023 — Academic Collaborative Centre for Healthy and Safe Water allows KWR and Utrecht University (IRAS) to focus on remedying…

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Blog

The new urban drinking and wastewater chain: small, concentrated and sustainable

30 June 2023 — The drinking water and wastewater chains must be more sustainable in order to guarantee the availability of adequate…

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News

BTO Festival Day 2023: collective, circular and forty years of BTO

12 June 2023 — The BTO Festival Day 2023 on June 8 was a great success. KWR celebrated the fortieth anniversary of…

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Blog

Can we solve the drinking water challenges in the sewer?

12 May 2023 — For many reasons, it is wise to save on drinking water use. Thoroughly reviewing the how and why…

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News

Award-winning publication outlines circular future for aquafer

24 April 2023 — On 21 April, Wolter Siegers and Roberta Hofman of KWR received an award for their paper ‘Reuse of…

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Blog

Connecting generations and looking at the future of drinking water together

22 March 2023 — During the GRROW symposium, a panel from the field and drinking water professionals discussed the realization of the…

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News

Water certainty in an uncertain future

16 March 2023 — The Water Futures project looks for robust and adaptive water solutions that perform well over many unexpected futures.

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Blog

Dutch collaboration helps bring innovative solutions to arsenic removal in Argentina

12 December 2022 — Water treatment experts from the Netherlands and Argentina are uniting to help find a sustainable solution to remove…

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Water Sector

TKI takes sustainable flocculant agent from desk study to practice

17 November 2022 — The green light for the HerCauWer TKI project was given in 2017 by a positive outcome of a…

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News

Frequently used software SIMDEUM now even more accessible

13 September 2022 — The SIMDEUM software can generate drinking water demand patterns down to the level of individual taps and per…

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News

Collapsology: what happens if we don’t achieve the climate objectives

12 September 2022 — A societal collapse resulting from climate change is (perhaps) a low probability scenario, but one with enormous consequences.…

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News

HOD Update: opportunities and challenges for drinking water

08 July 2022 — On Thursday, 30 June, KWR organised ‘HOD Update’ for the first time with our partner Wateropleidingen: a networking…

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News

Fourth cycle of Robustness Research for surface water treatment underway

07 April 2022 — In 2022 and 2023 experiments are being carried out within what is now the fourth cycle of the…

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News

Drinking Water Operational Codes: from research to implementation

04 April 2022 — With the aim of achieving more uniformity in the operational management at drinking water utilities, KWR is working…

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News

GRROW: young generation of drinking water professionals explores the future

15 March 2022 — In GRROW, the youngest generation of drinking water professionals is exploring the future of the drinking water sector.…

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News

KWR and Utrecht University jointly assist British WRc in quality assurance for Toxicity Datasheets

15 February 2022 — Toxicologists from Utrecht University and KWR collaborate on assessing the quality of toxicological data and risk assessment. They…

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Blog

Finding appropriate water management practices: a shared responsibility

01 February 2022 — The environment we live in is fast-changing. Ongoing climate change, growing global populations and the intensification of economic…

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News

FRESHMAN researches use of brackish groundwater as new drinking water source

01 February 2022 — After two years of preparatory and construction work, on 31 January 2022 the pumps at the Dunea pilot…

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News

New Legionella regulations to be rooted in latest scientific understanding

06 December 2021 — Scientific research into Legionella has yielded many new insights over the past twenty years that are now being…

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News

Keeping drinking water pipes in top shape with award-winning robot

12 November 2021 — Here you can learn more about the award-winning Autonomous Inspection Robot (AIR), which in the future will be…

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News

AquaPriori web application predicts effect of treatment processes

05 November 2021 — During a demonstration workshop at KWR, the participants from drinking-water utilities and laboratories got a good impression of…

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Blog

Pharmaceuticals in the water cycle

27 October 2021 — Pharmaceuticals can more and more be found in the water cycle. They may affect the aquatic environment and…

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News

KWR starts with innovative water reuse in its own building

22 October 2021 — Much of KWR’s research has to do with addressing the scarcity of water. The sustainable reuse of water…

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Blog

The water sector as a reliable supplier of commodities recovered from the water cycle

20 July 2021 — Water is probably the most circular resource on earth. So it’s hardly surprising that the water sector has…

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News

New BTO Water Matters Podcast

21 June 2021 — The Dutch water utilities, the Flemish De Watergroep and the branch association Vewin, together with KWR, carry out…

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News

A new phase for the City Blueprint Approach in Africa

17 June 2021 — On May 31, 2021, students in Abidjan, Lagos, Lusaka and Nairobi started applying the City Blueprint approach (CBA)…

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Blog

IUVA World Congress 2021

14 June 2021 — Every two years the International UV Association (IUVA) organizes a world congress. Last year, due to Covid, the…

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Blog

8th International Congress on Arsenic in the Environment (As2021) – Bridging Science to Practice for Sustainable Development

11 June 2021 — Over 250 participants from over 40 countries and more than 10 scientific disciplines participated in As2021. More or…

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Blog

Blog Patrick Smeets on WASH emergency response in Equatorial Guinea

10 June 2021 — Looking out my window through the palm trees at the ocean, it’s hard to realise that on 7…

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News

Waterwise cities will help make the world a better place

07 June 2021 — In ten years, the City Blueprint Approach (CBA) has developed into a powerful tool to assess how water-wise…

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News

Do microplastics have an effect on our bodies?

07 June 2021 — Working with other research institutes and business, KWR is moving ahead with a three-year study of micro- and…

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News

Assessment framework to involve stakeholders in asset management

01 June 2021 — The sector study ‘360° stakeholder management’ systematically mapped out and analysed stakeholder involvement in three practical cases in…

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News

World Water Day 2021: Valuing Water

22 March 2021 — A team of more than 20 KWR colleagues signed up to join the World Water Run from 16-22…

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Blog

The hunt for leaks is on!

25 January 2021 — Leakage has been a major concern for water utilities around the world for a long time. Progressing urbanization…

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Article

Deploying water knowledge for the energy transition

31 December 2020 — The energy transition is a major societal challenge that concerns us all. Therefore, the water sector as well.…

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News

Water sector sets course for the circular economy

26 November 2020 — The recently published report ‘Stip op de horizon Circulair Water 2050’ (‘Point on the Circular Water 2050 horizon’)…

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News

Mirjam Blokker new chairperson of Sanitary Techniques of TVVL

17 September 2020 — Mirjam Blokker, a Principal Scientist at KWR, was recently appointed chairperson of TVVL’s expert group on Sanitary Techniques. TVVL…

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News

Dunea working on future-resilient freshwater supplies – FRESHMAN

14 July 2020 — Drinking water company and nature management authority Dunea has signed a subsidy contract with the European Union on…

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News

Margo van der Kooi wins 2019 Willem Koerselman Award

20 May 2020 — KWR analyst Margo van der Kooi has won the 2019 Willem Koerselman Award. She received the award as…

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News

How can water reuse contribute to a more robust freshwater system?

02 April 2020 — Researchers at KWR have quantified and clarified the potential contribution of water reuse to the freshwater system by…

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Blog

Professional training for South African drinking water treatment operators

03 March 2020 — Water specialists provide substantive training for workers and operators of South African drinking water treatments. KWR drinking water…

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News

Distribution experts from Europe and the US look behind each other’s scenes

09 December 2019 — Over the last two years, experts and researchers from Europe and the US have had the opportunity to…

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Blog

Conference on emerging contaminants and micropollutants

11 November 2019 — From 20 to 23 October the 11th Micropol & Ecohazard conference was held in Seoul, South-Korea. The Micropol…

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Column

Healthy drinking water and wastewater treatment for all

07 November 2019 — If you don’t measure what you want to know, you can’t manage the progress. That also applies to…

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Column

Innovate building installations, but also assess the impact on the whole system

31 October 2019 — Building installations – drinking water installations and building sewer systems – need to be innovated, because water, energy…

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News

Determining buffer capacities of surface water utilities

17 October 2019 — The surface water utilities in the Netherlands dispose of buffer capacities for their drinking water provision, which guarantee…

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Column

The Challenges of Water Management and Governance in Cities

29 August 2019 — Global population growth is urban growth and, therefore, most of the water-related challenges and solutions reside in cities.…

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News

WHO approves 23 household water treatment systems

08 August 2019 — Household water treatment systems are important for public health in a number of countries, where the quality of…

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News

Is it good to further purify your drinking water at home?

18 July 2019 — Reports appear fairly regularly in the media suggesting that drinking water is not clean and that it’s better…

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Column

Need for membranes with a better selectivity, better module design and higher log removal credits

04 July 2019 — In the last ten years, the membrane community experienced a tremendous surge in research of synthesizing novel membranes.…

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Blog

Sensors & big data in hydrology

12 June 2019 — During this years’ Spring Symposium in Amersfoort, the Dutch Hydrological Society (NHV) gathered around the question ‘sensors and…

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News

Transparent communication to maintain and boost customer confidence

11 June 2019 — Drinking water customers have great confidence in the safety of Dutch drinking water and the drinking water companies…

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News

Data-driven, sustainable drinking water provision in Mexico

28 May 2019 — On 20 May, the water utility SAPAZA, the municipality of Zapotlán El Grande and MGB Victoria from Mexico,…

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News

Oasen forecasts peaks in water demand with data-driven algorithm from KWR

01 May 2019 — This spring the Oasen water utility began using a new, data-driven algorithm which, on the basis of population…

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Column

As Hong Kong grows, so does demand for better water infrastructure

23 April 2019 — From 8-10 April I visited Hong Kong together with Idsart Dijkstra, Water Systems and Technology manager, and Prof.…

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News

KWR demonstrates value added of water knowledge for practice at trade fair

04 April 2019 — KWR presented the value added of water knowledge in water practice at Aqua Nederland Vakbeurs 2019. The event,…

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Water Sector

COASTAR goes Chile

20 December 2018 — Certain regions in Chile are characterized as dry areas, partly because Chile currently takes too much groundwater in…

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Blog

WHO Meeting underscores importance of achieving SDG 6

24 October 2018 — KWR was present at the WHO High Level Meeting and Technical Workshop on Water Safety and SDG 6…

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Column

Successful implementation takes a variety of forms

23 October 2018 — What does the successful implementation of research mean? Let me, after working 15 years at KWR, take stock…

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News

Bernard Voortman earns doctorate on invisible water loss

21 September 2018 — Former KWR researcher Bernard Voortman has earned his doctorate from VU University Amsterdam for his thesis on ‘Evaporation…

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Blog

7th International Congress on Arsenic in the Environment in Beijing

10 July 2018 — Over 250 participants from over 40 countries and more than10 scientific disciplines participated in As2018. This shows the…

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News

Research into metals in the water cycle

05 June 2018 — The focus of water treatment is increasingly shifting to the recovery of raw materials, partly stimulated by the…

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Blog

Synchrotron-light elucidating structure of iron & manganese oxides

24 May 2018 — After celebrating the news that our extensive research proposal was accepted, the rewarded 96 hours of sample analysis…

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News

Study of the effect of underground heat sources on drinking water temperature

30 April 2018 — Research institutes KWR and Deltares are to investigate the effect of underground heat sources on the temperature of…

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News

Buenos Aires water company AySA joins Watershare

26 April 2018 — AySA, the water company of Argentina’s capital Buenos Aires, became a Watershare member on Wednesday, 25 April. Now…

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News

KWR and the Argentinean government sign cooperation agreement

24 April 2018 — The Argentinean Secretary of State for Infrastructure and Water Policy, Pablo Bereciartua, visited KWR on Monday 23 April.…

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News

Kees van Leeuwen appointed David Parkin Visiting Professor at Bath

23 April 2018 — Kees van Leeuwen, Principal Scientist at KWR and professor of Water Management and Urban Development at Utrecht…

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Blog

Visit to Norvatten, Stockholm

23 April 2018 — Drinking water utility Norvatten wants to modernize its treatment process for the increasing population of Stockholm, and to…

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News

Collaboration offers opportunities for clean water and sustainable agriculture

03 April 2018 — Agriculture and horticulture produce large-scale emissions of (artificial) fertilisers, plant protection products and veterinary pharmaceuticals, which hinder the…

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Blog

Symposium ‘Natural Vinegar’

22 March 2018 — Tuesday May 20 the Symposium ‘Natural Vinegar: (im)possibilities for weed control’ took place. Four speakers highlighted the following…

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News

Diederik van Duuren wins Maastricht thesis award

21 February 2018 — Diederik van Duuren has won a thesis award from Maastricht University for his Master’s thesis, ‘Potential transformative changes…

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News

EU Drinking Water Directive based on advice from KWR

13 February 2018 — KWR has produced an extensive advisory study on the revision of the EU Drinking Water Directive. KWR acted…

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News

Diam (Oman) joins Watershare

06 February 2018 — On 29 January Diam, the Public Authority for Electricity & Water of Oman (PAEW), became a member of…

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News

Good start programme water in the circular economy

31 January 2018 — Drinking water companies in the Netherlands and Belgium have taken the initiative in establishing the multi-annual ‘Water in…

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News

Which drinking water is the safest?

30 January 2018 — In recent times the safety of drinking water has regularly been in the news. Some believe that tap…

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News

Drinking water companies improve USTORE through uniform quality code failure registration

19 December 2017 — Last week the joint USTORE operational code was incorporated into the Platform Bedrijfsvoering (Management Platform). This is a…

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News

Code of Practice helps businesses monitor their own carbon neutrality

19 December 2017 — Calculating carbon neutrality or the CO₂ footprint is an excellent tool for industry when formulating CO₂ reduction targets.…

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News

Emile Cornelissen: visiting professor at the University of Ghent

04 December 2017 — KWR researcher Emile Cornelissen has been appointed as visiting professor at the University of Ghent (Belgium) in order…

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Blog

Water and sanitation, the Dutch Way

27 November 2017 — In the coming years, Bosnia Herzegovina will make important steps towards EU candidacy. With the help of funds…

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News

KWR again WHO Collaborating Center Water Quality & Health

15 November 2017 — WHO has again designated KWR as a Collaborating Centre on Water Quality and Health. Over the next four…

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Blog

Internship at KWR, study to water balance of the Veluwe

26 October 2017 — Four months ago I started my internship at KWR, team Ecohydrology. Now I am (almost) finished with my…

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News

Brabant Water customers measure tap water hardness themselves

05 October 2017 — At the beginning of this week almost 100 ‘temporary water researchers’ gathered together in Oss to launch the…

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News

Langenau drinking water production more sustainable thanks to pellet softening

03 October 2017 — Langenau has switched from a precipitation process (cold lime softening) to a crystallisation process (pellet softening) at its…

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News

KWR partner in Consortium on Climate Change and Adaptation

31 August 2017 — On 31 August in Utrecht, seven knowledge organisations – besides KWR, they are Utrecht University, University of Twente,…

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Blog

Water supply and drainiage for buildings, in Haarlem

29 August 2017 — During the second day of the symposium, it was presented how the new knowledge and tools are being…

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Blog

International symposium of CIB W062

24 August 2017 — The annual international symposium for water supply and drainage for buildings was held in Haarlem. Jacqueline Cramer opened…

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News

WHO expert meeting: the role of water in spreading antimicrobial resistance

05 July 2017 — On 5 and 6 July, 30 experts from all over the world met at KWR to assist the…

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Blog

LESAM 2017 – Trondheim

26 June 2017 — LESAM 2017 – Trondheim – day 1 Today is the first day of LESAM, the Leading Edge Sustainable…

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Water Sector

Water companies, Vewin and KWR build upon structural research collaboration

09 June 2017 — As of 1 January 2018, a new period of collaboration in the joint water research of the water…

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News

New citizen science research launched

24 May 2017 — On Monday, during a festive launch and information evening at the Limburg Maasbracht, a new citizen science research…

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News

The Blue Route: water as a pathway to innovation and sustainable growth

17 May 2017 — ‘The Blue Route’ was launched today during a special event on board the SS Rotterdam. Based on water-related…

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Blog

Detection, removal and recovery potential of metals from the water cycle

08 May 2017 — The focus of water treatment is increasingly shifting to the recovery of raw materials. Drinking water companies, waterboards…

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Water Sector

Year Review 2016: ‘Not without reason.’

14 April 2017 — You will find our Year Review 2016 on our website. It includes facts and figures, an overview of…

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Blog

1st International Water and Sanitation Safety Planning and Extreme Weather Events Conference

13 April 2017 — Last Friday, I attended the first Pan-European Water and Sanitation Safety Planning and Extreme Weather Events (WSSP) conference,…

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Water Sector

Transition to a hydrogen economy opens opportunities for water companies

03 April 2017 — The use of pure water for the production of hydrogen to serve as an energy carrier in a…

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Water Sector

Rossella Messina finalist in Dopper Changemaker Challenge

16 March 2017 — Rossella Messina, master thesis intern at KWR, has reached the final round of the Dopper Changemaker Challenge. With…

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Water Sector

The connecting role of water in the circular economy

24 February 2017 — As of 21 March 2017, the TKI Water Technology partners will be present at the Aqua Trade Fair Netherlands…

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Blog

Workshop on pharmaceuticals

21 February 2017 — Load and concentrations of pharmaceuticals in water are increasing. Therefore, it will become more and more important to…

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Water Sector

Next step in research on L. pneumophila growth conditions

19 January 2017 — KWR has taken an extra step in our understanding of the conditions that favour the growth of L.…

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Water Sector

Belgian De Watergroep shareholder in KWH

28 November 2016 — This afternoon representatives of De Watergroep and KWH Water B.V., in the presence of the Flemish Prime Minister Geert…

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Water Sector

Unique citizen science project concludes: Amsterdam’s tap water is fresh

28 October 2016 — On Tuesday evening, 26 October, Amsterdam citizen scientists, KWR professional researchers and numerous other interested people gathered in…

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Blog

Presenting QMRA at Iranian Conference on Environmental Health and Sustainable Development

24 October 2016 — Iran is facing many challenges in the field of environmental health, including air pollution, water and food contamination…

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Blog

Future of Cities Forum 2016, Tianjin, China

24 October 2016 — Organizers The World Future Council, UN Habitat and the China Urban Research Center of Beijing Jiaotong University organize…

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News

City Blueprint at Habitat III conference: host city under the microscope

13 October 2016 — Habitat III, the United Nations Conference on Housing and Sustainable Urban Development, will take place from 17 to…

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Blog

Arsenic Research and Global Sustainability

06 July 2016 — The 6th International Congress on Arsenic in the Environment (As2016) was held in Stockholm from 19 to 23…

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News

Study into the consequences of fertiliser on drinking water extraction

27 June 2016 — The fertiliser problem for the drinking water companies in the south and east of the Netherlands is always…

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Water Sector

Annual Report 2015: ‘The circular economy as social contract’

21 June 2016 — You’ll find our Annual Report 2015 on our website. With all the facts and figures, an overview of…

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Water Sector

KWR is looking for Amsterdam residents for drinking water research

25 April 2016 — In the ‘Water Freshness’ field trial citizens will be participating for the first time as researchers in scientific…

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Water Sector

Regional meetings on Asset Management Collaboration

11 March 2016 — Collaboration chiefly means sharing knowledge and trusting each other. Moreover, when it comes to asset management this is…

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Water Sector

Research helps Vitens zoom in on customer desires more sharply

29 January 2016 — Vitens has for many years focused on giving its customers peace of mind by providing them with water…

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News

Arcadis and KWR take first step towards Allied Waters

13 November 2015 — In November 2015, Arcadis and KWR signed a Memorandum of Understanding which launched their collaboration in the field…

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News

New Watershare member City of Cape Town starts with CFPD

10 November 2015 — In November 2015, KWR welcomed the newest member of the Watershare family, the City of Cape Town (CCT),…

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Article

Safe drinking water toolbox developed

27 July 2015 — With the introduction of the new WHO Guidelines for Drinking-water Quality and the Water Safety Plans, a need…

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Article

KWR participates in the review of the Drinking Water Directive

01 June 2015 — In collaboration with Ecorys and WUR/Alterra, KWR organised a stakeholder event in Brussels on Tuesday, 26 May 2015.…

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Article

Subsurface water storage without health risks

04 May 2015 — On 29 April 2015, Andreas Antoniou was awarded his doctorate from VU University Amsterdam for his research into…

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Article

On the way to ‘biologically stable’ drinking water

01 January 2015 — In 2015, within the joint research programme for the water companies, KWR worked on the further development of…

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