NPDES Permit for City of Meridian 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, visit Idaho Pollutant Discharge Elimination System (IPDES) Program.

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

Permit number: ID0020192
Effective date: August 1, 2017
Modified: August 11, 2020 (see note below)
Permit expires: July 31, 2022

Note: The Idaho Department of Environmental Quality issued a minor modifcation to this permit on August 11, 2020:

Approval Letter for Minor Modification (PDF)(2 pp, 408 K)
Modified NPDES Permit (PDF)(49 pp, 664 K)

EPA's original Fact Sheet and Response to Comments are provided below for reference.

NPDES Permit, City of Meridian, Idaho, #ID0020192 (pdf) (June 1, 2017)
Final permit.
NPDES Permit Fact Sheet, City of Meridian, Idaho, #ID0020192 (pdf) (July 2015)
Technical basis for permit.
Response to Comments on Draft NPDES Permit for City of Meridian, Idaho, #ID0020192 (pdf) (May 2016)
EPA's response to public comments on the July 2015 draft permit.