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 the City of Lewiston Wastewater Treatment Plant in Idaho.
- Permit number: ID0022055
- Effective date: February 1, 2016
- Permit expires: January 31, 2021
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NPDES Permit, City of Lewiston, Idaho, #ID0022055 (PDF)(48 pp, 308 K,
December 9, 2015)
Final permit.
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NPDES Permit Fact Sheet, City of Lewiston, Idaho, #ID0023027 (PDF)(69 pp, 1 MB,
July 2015)
Technical basis for NPDES permit.
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Response to Comments on Draft NPDES Permit for City of Lewiston, Idaho, #ID0023027 (PDF)(19 pp, 1 MB)
EPA's responses to public comments on the July 2015 draft permit.