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NPDES Permit for Toppenish Wastewater Treatment Plant 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

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