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 D - Federally Promulgated Water Quality Standards |
§ 131.31 - Arizona. |
§ 131.32 - [Reserved] |
§ 131.33 - Idaho. |
§ 131.34 - Kansas. |
§ 131.35 - Colville Confederated Tribes Indian Reservation. |
§ 131.36 - Toxics criteria for those states not complying with Clean Water Act section 303(c)(2)(B). |
§ 131.37 - California. |
§ 131.38 - Establishment of numeric criteria for priority toxic pollutants for the State of California. |
§ 131.40 - Puerto Rico |
§ 131.41 - Bacteriological criteria for those states not complying with Clean Water Act section 303(i)(1)(A). |
§ 131.42 - Antidegradation Implementation Methods for the Commonwealth of Puerto Rico. |
§ 131.43 - Maine. |
§ 131.44 - Florida. |
§ 131.45 - Revision of certain Federal water quality criteria applicable to Washington. |
§ 131.46 - xxx |
§ 131.47 - xxx |