Water analysis Conducting and evaluating physical-chemical and microbiological water testing in accordance with the German Drinking Water Ordinance and other relevant legal regulations.
Testing of products and devices Initial testing of products and materials in contact with drinking water. Our Test Centre is accredited for more than 200 different product standards according to DIN EN ISO 17025. Test and develop UV technology.
Treatment technologies Develop sustainable water supply concepts. Implement, monitor and optimise new technologies. Test and further develop existing treatment methods.
Micropollutants and microorganisms Develop and improve the method of determination using cutting-edge equipment. Investigate the presence, behaviour and retention of inorganic and organic micropollutants in the water cycle and drinking water treatment.
Networks and drinking water distribution Microbiological quality change, deposit formation and cleaning and optimisation of the distribution network operation. Evaluate and analyse corrosion damage.
Risk management Support for water supply companies to establish a Water Safety Plan. Benefit from our extensive expertise.
Contaminated sites Evaluation of the decomposition potential at contaminated locations. Development of sustainable ways to eliminate pollutants from the environment. Employ a combination of microbiological and technical methods.
- About TZW
We research, advise and test. Those are the basis for future-proof solutions. As a qualified partner, we support our customers from the water supply sector, industry, authorities and universities and jointly develop concepts for the future. Learn more about our involvement in national and international networks of water experts.
Water is one of the bases of the earth's existence. At TZW: DVGW-Technologiezentrum Wasser (German Water Centre), we get right to the heart of this special substance. The sustainable protection of water resources and innovative solutions for drinking water supply are the core of our daily work.
TZW develops scientifically founded solutions for all aspects of water supply. Our expertise is based on the results of almost 50 research projects annually that are funded by national or international funding bodies. Our more than 1,000 customers are water suppliers, industrial companies, specialist authorities and universities. For these customers we develop new and future-proof concepts by closely collaborating with science and practice. Our interdisciplinary teams are experts working in the areas of environmental biotechnology and contaminated sites, groundwater and soil, analysis and water quality, technology and economics, microbiology and molecular biology, water chemistry research, the test centre and corrosion as well as distribution networks and household installations.
TZW is part of DVGW - German Technical and Scientific Association for Gas and Water, , and a non-profit and independent institution. Approximately 200 highly qualified staff members from the specialist fields of chemistry, biology, physics, environmental science, process technology and materials science work in application-oriented research and scientific consultation. Since its foundation in 1991, TZW has become a nationally and internationally recognised platform for an in-depth discussion on the topic of water. The annual budget of approx. 19 million euro comes primarily from research funding, practical research contracts and technical and scientific studies.
TZW is an institution of the DVGW – German Technical and Scientific Association for Gas and Water. The DVGW sets the benchmark for the future of Germany’s gas and water sector – as a recognised legislator, innovative designer, sponsor and service provider. It undertakes the following core tasks:
- Technical guidelines and standardisation
- Research and development
- Testing and certification
- Professional training and qualification
The journal “energie wasser praxis” reports on all topics from the gas and water industry.
DVGW Cert GmbH meets all the necessary certification procedures in the gas and water sector. The Test centre at TZW works closely with DVGW Cert GmbH on all product certification matters.