Below are EPA's National Pollutant Discharge Elimination System (NPDES) final permit and supporting documents for the City of Toppenish Wastewater Treatment Plant discharging to the Toppenish Drain on the Yakama Indian Reservation in Washington.
- Permit number: WA0026123
- Effective date: July 1, 2013
- Permit expires: June 30, 2018
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NPDES Permit, City of Toppenish, #WA0026123 (PDF)(30 pp, 186 K,
May 23, 2013)
NPDES Permit Fact Sheet, City of Toppenish, #WA0026123 (PDF)(58 pp, 550 K,
Provides technical basis for NPDES permit.
Response to Comments, City of Toppenish, #WA0026123 (PDF)(50 pp, 499 K,
EPA's responses to comments on the September 2012 draft permit.