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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 143 - Other Safe Drinking Water Act Regulations |
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Subpart A - National Secondary Drinking Water Regulations |
| § 143.1 - Purpose. |
| § 143.2 - Definitions. |
| § 143.3 - Secondary maximum contaminant levels. |
| § 143.4 - Monitoring. |
| §§ 143.5--143.9 - [Reserved] |