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Code of Federal Regulations (Last Updated: November 8, 2024) |
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Title 40 - Protection of Environment |
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Chapter I - Environmental Protection Agency |
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SubChapter D - Water Programs |
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Part 131 - Water Quality Standards |
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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. |