Below are EPA's National Pollutant Discharge Elimination System (NPDES) municipal separate storm sewer system (MS4) final permit and supporting documents for Notus-Parma Highway District #2 MS4 in Idaho, discharging to the Boise River and other associated waters of the United States within the Nampa Urbanized Area.
- Permit number: ID0028151
- Effective date: October 15, 2009
- Permit expires: October 14, 2014
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