Wisconsin Administrative Code
Department of Natural Resources
NR 800 - Environmental Protection - Water Supply
Chapter NR 810 - Requirements for the operation and maintenance of public water systems
Subchapter II - Surface Water Treatment and Groundwater Under the Direct Influence of Surface Water Treatment Operations
- Section NR 810.27 - General requirements for all surface water and groundwater under the direct influence of surface water systems
- Section NR 810.28 - Requirements for covers on water storage structures
- Section NR 810.29 - Basic filtration requirements
- Section NR 810.295 - Filter backwash handling
- Section NR 810.30 - Criteria for avoiding filtration for groundwater under the direct influence of surface water systems
- Section NR 810.31 - Disinfection requirements for Giardia lamblia and viruses
- Section NR 810.32 - Disinfection profiling and benchmarking
- Section NR 810.33 - Enhanced treatment requirements for Cryptosporidium
- Section NR 810.34 - Cryptosporidium bin classification for filtered systems
- Section NR 810.35 - Cryptosporidium treatment requirements for filtered systems
- Section NR 810.36 - Cryptosporidium treatment requirements for groundwater under the direct influence of surface water systems that do not filter
- Section NR 810.37 - Cryptosporidium treatment requirement compliance schedule
- Section NR 810.38 - Monitoring requirements
- Section NR 810.39 - Reporting requirements
- Section NR 810.40 - Recordkeeping requirements
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