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  • NPDES Permits Around the Nation
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NPDES Permit for Toppenish Wastewater Treatment Plant in Washington

Related Information
  • Enforcement and Compliance Online (ECHO) Detailed Facility Report for Toppenish WWTP
  • NPDES permits in Washington

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

  • NPDES Permit, City of Toppenish, #WA0026123 (pdf) (May 23, 2013)
    Final permit.
  • NPDES Permit Fact Sheet, City of Toppenish, #WA0026123 (pdf) (September 2012)
    Provides technical basis for NPDES permit.
  • Response to Comments, City of Toppenish, #WA0026123 (pdf) (May 2013)
    EPA's responses to comments on the September 2012 draft permit.
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Last updated on November 20, 2020