NPDES Permit for Grace Wastewater Treatment Plant in Idaho

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 about this permit, visit Idaho Issued Permits and Water Quality Certifications.

Below are EPA's National Pollutant Discharge Elimination System (NPDES) final permit and supporting documents for the City of Grace Wastewater Treatment Plant in Idaho.

Permit number: ID0023825
Effective date: November 1, 2014
Permit expires: October 31, 2019

NPDES Permit, City of Grace, Idaho, #ID0023825 (pdf) (382.61 KB, September 2014)
Final permit.
NPDES Permit Fact Sheet, City of Grace, Idaho, #ID0023825 (pdf) (920.1 KB, June 2014)
Provides technical basis for NPDES permit.
Response to Comments, NPDES Permit for City of Grace, Idaho, #ID0023825 (pdf) (71.77 KB, September 2014)
EPA's responses to public comments on the June 2014 draft permit.