Environmental

New Hampshire's Drinking Water and Groundwater Bureau (NHDES) sets Maximum Contaminant Levels (MCLs) to:

ARegulate swimming pool water
BProtect public health by establishing limits for contaminants in public drinking water systems✓ Correct
COnly regulate industrial wastewater
DSet construction setbacks from rivers

Explanation

MCLs (Maximum Contaminant Levels) are enforceable standards set by NHDES (aligned with EPA standards) for the maximum amount of a contaminant permissible in public drinking water — protecting public health from chemical and biological hazards.

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