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NA 119

DIN Standards Committee Water Practice

About NAW Projects Drafts Publications Documents withdrawn without replacement National committees European committees International committees

About NAW

The DIN Standards Committee Water Practice (NAW) is responsible for the standardization in the concise field of water-related aspects and promotes the propagation and application of these standards. The technical work is performed in the committees Environment (waste, soil and water quality), Water engineering, Water supply and Waste water engineering. The NAW takes care of the national contribution to European and International standardization in these fields.

How is NAW composed?


Contact

DIN e. V.
Dr.
Christiane Loser

Am DIN-Platz
Burggrafenstraße 6
10787 Berlin

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New projects
Document number Begin Title
Document number DIN ISO 11277 Begin 2025-06-11 Title Soil quality - Determination of particle size distribution in mineral soil material - Method by sieving and sedimentation More  Comment 
Document number DIN 1988-600/A1 Begin 2025-06-11 Title Codes of practice for drinking water installations - Part 600: Drinking water installations in connection with fire fighting and fire protection installations; Amendment A1 More  Comment 
Document number DIN 19682-7 Begin 2025-06-10 Title Soil quality - Field tests - Part 7: Determination of infiltration rate by double ring infiltrometer More  Comment 

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Current Draft Standards
Document number Edition Title
Document number DIN EN 888 Edition 2025-08 Title Chemicals used for treatment of water intended for human consumption - Iron (III) chloride; German and English version prEN 888:2025 More 
Document number DIN EN 891 Edition 2025-08 Title Chemicals used for treatment of water intended for human consumption - Iron (III) chloride sulfate; German and English version prEN 891:2025 More 
Document number DIN EN ISO 5667-15 Edition 2025-08 Title Water quality - Sampling - Part 15: Preservation and handling of samples of sludge, sediment and suspended matter (ISO/DIS 5667-15:2025); German and English version prEN ISO 5667-15:2025 More 

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New publications
Document number Edition Procedure Title
Document number DIN CEN/TS 14758-2 Edition 2025-08 Procedure VN Title Plastics piping systems for non-pressure underground drainage and sewerage - Polypropylene with mineral modifiers (PP-MD) - Part 2: Assessment of conformity; German version CEN/TS 14758-2:2025 More  Order from DIN Media
Document number DIN EN ISO 5667-1 Edition 2025-08 Procedure Standard Title Water quality - Sampling - Part 1: Guidance on the design of sampling programmes and sampling techniques (ISO 5667-1:2023); German version EN ISO 5667-1:2023 More  Order from DIN Media
Document number DIN/TS 19751 Edition 2025-07 Procedure VN Title Soil quality - Requirements to protect the soil from pollutant inputs from corrosion protection measures on electricity pylons More  Order from DIN Media

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Documents withdrawn without replacement
Document number Deadline for comments Title
Document number DIN 4034-1 Deadline for comments 2025-07-31 Title Prefabricated concrete manholes, unreinforced, steel fibre and reinforced - Part 1: Requirements, test methods and marking for drains and sewers in addition to DIN EN 1917:2003-04 More  Comment 

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