PART 141—NATIONAL PRIMARY DRINKING WATER REGULATIONS
- Subpart A—General (§§ 141.1 - 141.6)
- Subpart B—Maximum Contaminant Levels (§§ 141.11 - 141.13)
- Subpart C—Monitoring and Analytical Requirements (§§ 141.21 - 141.29)
- Subpart D—Reporting and Recordkeeping (§§ 141.31 - 141.35)
- Subpart E—Special Regulations, Including Monitoring (§§ 141.40 - 141.42)
- Subpart F—Maximum Contaminant Level Goals and Maximum Residual Disinfectant Level Goals (§§ 141.50 - 141.55)
- Subpart G—National Primary Drinking Water Regulations: Maximum Contaminant Levels and Maximum Residual Disinfectant Levels (§§ 141.60 - 141.66)
- Subpart H—Filtration and Disinfection (§§ 141.70 - 141.76)
- Subpart I—Control of Lead and Copper (§§ 141.80 - 141.93)
- Subpart J—Use of Non-Centralized Treatment Devices (§§ 141.100 - 141.101)
- Subpart K—Treatment Techniques (§§ 141.110 - 141.111)
- Subpart L—Disinfectant Residuals, Disinfection Byproducts, and Disinfection Byproduct Precursors (§§ 141.130 - 141.135)
- Subparts M-N [Reserved]
- Subpart O—Consumer Confidence Reports (§§ 141.151 - 141.156)
- Subpart P—Enhanced Filtration and Disinfection—Systems Serving 10,000 or More People (§§ 141.170 - 141.175)
- Subpart Q—Public Notification of Drinking Water Violations (§§ 141.201 - 141.211)
- Subpart R [Reserved]
- Subpart S—Ground Water Rule (§§ 141.400 - 141.405)
- Subpart T—Enhanced Filtration and Disinfection—Systems Serving Fewer Than 10,000 People (§§ 141.500 - 141.571)
- Subpart U—Initial Distribution System Evaluations (§§ 141.600 - 141.605)
- Subpart V—Stage 2 Disinfection Byproducts Requirements (§§ 141.620 - 141.629)
- Subpart W—Enhanced Treatment for Cryptosporidium (§§ 141.700 - 141.723)
- Subpart X—Aircraft Drinking Water Rule (§§ 141.800 - 141.810)
- Subpart Y—Revised Total Coliform Rule (§§ 141.851 - 141.861)
- Subpart Z—Control of Per- and Polyfluoroalkyl Substances (PFAS)