Transfer of permitting authority to Idaho. As of July 1, 2018, EPA has transferred authority to administer and enforce this permit to the Idaho Department of Environmental Quality. For more information, visit Idaho Pollutant Discharge Elimination System (IPDES) Program.Exit
Below are EPA's National Pollutant Discharge Elimination System (NPDES) final permit and supporting documents for City of New Plymouth Wastewater Treatment Plant in Idaho.
- Permit number: ID0020389
- Effective date: September 1, 2016
- Permit expires: August 31, 2021
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NPDES Permit, City of New Plymouth, Idaho, #ID0020389 (PDF)(28 pp, 416 K,
July 19, 2016)
NPDES Permit Fact Sheet, City of New Plymouth, Idaho, #ID0020389 (PDF)(49 pp, 2 MB,
Technical basis for permit.
Response to Comments on Draft NPDES Permit for City of New Plymouth, Idaho, #ID0020389 (PDF)(5 pp, 175 K,
EPA's responses to public comments on the October 2014 draft permit.