Code of Federal Regulations (Last Updated: October 10, 2024) |
Title 40 - Protection of Environment |
Chapter I - Environmental Protection Agency |
SubChapter D - Water Programs |
Part 131 - Water Quality Standards |
Subpart A - General Provisions |
§ 131.1 - Scope. |
§ 131.2 - Purpose. |
§ 131.3 - Definitions. |
§ 131.4 - State authority. |
§ 131.5 - EPA authority. |
§ 131.6 - Minimum requirements for water quality standards submission. |
§ 131.7 - Dispute resolution mechanism. |
§ 131.8 - Requirements for Indian Tribes to administer a water quality standards program. |