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Title 40--Protection of Environment
CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY
PART 143--NATIONAL SECONDARY DRINKING WATER REGULATIONS
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 | 143.1 | Purpose. |
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| 143.2 | Definitions. |
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| 143.3 | Secondary maximum contaminant levels. |
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| 143.4 | Monitoring. |
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| 143.5 | Compliance with secondary maximum contaminant level and public notification for fluoride. |
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