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40 CFR, Chapter I-Environmental Protection Agency,
Subchapter D-Water Programs

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  • Part 104 - Public Hearings on Effluent Standards for Toxic Pollutants
  • Part 108 - Employee Protection Hearings
  • Part 109 - Criteria for State, Local and Regional Oil Removal Contingency Plans
  • Part 110 - Discharge of Oil
  • Part 112 - Oil Pollution Prevention
  • Part 113 - Liability Limits for Small Onshore Storage Facilities
  • Part 116 - Designation of Hazardous Substances
  • Part 117 - Determination of Reportable Quantities for Hazardous Substances
  • Part 121 - State Certification of Activities Requiring a Federal License or Permit
  • Part 122 - EPA Administered Permit Programs: The National Pollutant Discharge Elimination System
  • Part 123 - State Program Requirements
  • Part 124 - Procedures for Decisionmaking
  • Part 125 - Criteria and Standards for the National Pollutant Discharge Elimination System
  • Part 129 - Toxic Pollutant Effluent Standards
  • Part 130 - Water Quality Planning and Management
  • Part 131 - Water Quality Standards
  • Part 132 - Water Quality Guidance for the Great Lakes System
  • Part 133 - Secondary Treatment Regulation
  • Part 135 - Prior Notice of Citizen Suits
  • Part 136 - Guidelines Establishing Test Procedures for the Analysis of Pollutants
  • Part 140 - Marine Sanitation Device Standard
  • Part 141 - National Primary Drinking Water Regulations
  • Part 142 - National Primary Drinking Water Regulations Implementation
  • Part 143 - National Secondary Drinking Water Regulations
  • Part 144 - Underground Injection Control Program
  • Part 145 - State UIC Program Requirements
  • Part 146 - Underground Injection Control Program: Criteria and Standards
  • Part 147 - State Underground Injection Control Programs
  • Part 148 - Hazardous Waste Injection Restrictions
  • Part 149 - Sole Source Aquifers