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Register April 2023 No. 808
Chapter NR 809
SAFE DRINKING WATER
NR 809.01   Purpose.
NR 809.02   Departmental justification.
NR 809.03   Applicability.
NR 809.04   Definitions.
NR 809.05   Coverage.
NR 809.06   General requirements.
Subchapter I — Maximum Contaminant Levels, Monitoring and Analytical Requirements for Primary Drinking Water Contaminants
NR 809.07   Maximum contaminant level goals for primary contaminants.
NR 809.09   Applicability of primary maximum contaminant levels to water sources.
NR 809.10   Use of bottled water.
NR 809.11   Inorganic chemical maximum contaminant levels and BATs.
NR 809.113   Sample collection and analytical requirements for inorganic contaminants.
NR 809.115   Monitoring requirements for inorganic contaminants.
NR 809.117   Compliance requirements for inorganic contaminants.
NR 809.118   Sodium monitoring, reporting and notification requirements.
NR 809.119   Materials identification for corrosivity characteristics.
NR 809.20   Synthetic organic contaminant maximum contaminant levels and BATS.
NR 809.203   Analytical requirements for synthetic organic contaminants.
NR 809.205   Monitoring requirements for synthetic organic contaminants.
NR 809.207   Compliance requirements for synthetic organic contaminants.
NR 809.24   Volatile organic contaminant maximum contaminant levels and BATS.
NR 809.243   Analytical requirements for volatile organic contaminants.
NR 809.245   Monitoring requirements for volatile organic contaminants.
NR 809.247   Compliance requirements for volatile organic contaminants.
NR 809.25   Special monitoring and reporting for selected organic contaminants and sulfate.
NR 809.30   Distribution system microbiological contaminant maximum contaminant levels.
NR 809.31   Distribution system microbiological contaminant monitoring requirements.
NR 809.311   Analytical requirements for microbiological contaminants.
NR 809.312   Compliance reporting for microbiological contaminants.
NR 809.313   Coliform treatment technique triggers and assessment requirements for protection against potential fecal contamination.
NR 809.314   Treatment technique compliance with distribution system microbiological contaminants.
NR 809.32   Groundwater microbiological source water monitoring — general requirements.
NR 809.323   Analytical requirements for groundwater source microbiological contaminants.
NR 809.325   Groundwater source microbiological monitoring requirements.
NR 809.327   Compliance requirements for groundwater source microbiological monitoring.
NR 809.328   Treatment technique compliance for groundwater source microbiological contaminants.
NR 809.329   Reporting and recordkeeping requirements for groundwater systems.
NR 809.33   Surface water microbiological organisms and indicators.
NR 809.331   Surface water source monitoring.
NR 809.332   Sampling schedules for surface water source water monitoring.
NR 809.333   Sampling locations for surface water source water monitoring.
NR 809.334   Analytical methods for surface water source water monitoring.
NR 809.335   Approved laboratories for surface water source monitoring.
NR 809.336   Reporting source water monitoring results.
NR 809.35   Sanitary survey requirements for all public water systems.
NR 809.50   Maximum contaminant levels, compliance dates and BATs for radionuclides.
NR 809.51   Beta particle and photon radioactivity from man-made radionuclides maximum contaminant levels.
NR 809.52   Analytical methods for radionuclides.
NR 809.53   Radionuclide monitoring frequency and compliance requirements for community water systems.
Subchapter II — Control of Lead and Copper
NR 809.54   General requirements for the control of lead and copper.
NR 809.541   Monitoring and analytical requirements for lead and copper.
NR 809.542   Applicability of corrosion control treatment steps for small, medium and large-size water systems.
NR 809.543   Description of corrosion control treatment requirements.
NR 809.544   Source water treatment requirements for corrosion control.
NR 809.545   Lead service line replacement requirements.
NR 809.546   Public education and supplemental monitoring requirements.
NR 809.547   Monitoring requirements for lead and copper in tap water.
NR 809.548   Monitoring requirements for water quality parameters.
NR 809.549   Monitoring requirements for lead and copper in source water.
NR 809.55   Reporting requirements for lead and copper.
Subchapter III — Maximum Contaminant Levels, Maximum Residual Disinfectant Levels, Monitoring, Analytical Requirements and Control of Disinfection Byproducts, Disinfection Residuals and Stage 1 and Stage 2 DBP
NR 809.561   Maximum residual disinfectant level goals (MRDLGs), and maximum contaminant levels (MCLs) for disinfection byproducts, maximum residual disinfectant levels (MRDLs) and best available treatment.
NR 809.562   General requirements for disinfection byproducts and disinfection residuals Stage 1 DBP.
NR 809.563   Analytical requirements for disinfection byproducts and disinfection residuals Stage 1 DBP and Stage 2 DBP.
NR 809.565   Monitoring requirements for disinfection byproducts and disinfection residuals Stage 1 DBP.
NR 809.566   Compliance requirements for disinfection byproducts and disinfection residuals Stage 1 DBP.
NR 809.567   Reporting and recordkeeping requirements for disinfection byproducts and disinfection residuals for Stage 1 DBP.
NR 809.569   Treatment technique for control of disinfection byproduct (DBP) precursors.
NR 809.60   General requirements for Stage 2 DBP disinfection byproducts control.
NR 809.61   Routine monitoring for Stage 2 DBP.
NR 809.62   Monitoring plan for Stage 2 DBP.
NR 809.63   Requirements for reduced and increased monitoring for Stage 2 DBP.
NR 809.64   Additional disinfection byproducts requirements for consecutive systems under Stage 2 DBP.
NR 809.65   Operational evaluation levels for disinfection byproducts under Stage 2 DBP.
NR 809.66   Requirements for remaining on reduced TTHM and HAA5 monitoring based on Stage 1 DBP results.
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Published under s. 35.93, Stats. Updated on the first day of each month. Entire code is always current. The Register date on each page is the date the chapter was last published.