Washington State Department of Ecology


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Wastewater Discharge Permits (9 publications 2011-2023)


Title (link to summary)NumberDate (released or updated)
Water Treatment Plant General Permit Update Form ECY 070-730October 2023
Request to Transfer Permit Coverage, Boatyard General Permit ECY 070-553August 2023
Request to Terminate Permit Coverage, Boatyard General Permit ECY 070-549August 2023
Request for a Conditional No Exposure Exemption, Boatyard General Permit ECY 070-485August 2023
Boatyard General Permit Modification and Update Form ECY 070-728June 2023
I-502 Producer/Processor Wastewater Discharge Checklist ECY 070-533August 2016
Application for a State Waste Discharge Permit to Discharge Industrial Wastewater to Ground Water by Land Treatment or Application ECY 040-179August 2012
Application For A State Waste Discharge Permit to Discharge Domestic Wastewater To Ground Water by Land Treatment or Application ECY 040-178May 2011
Application for a State Waste Discharge Permit to Discharge Industrial Wastewater to a Publicly - Owned Treatment Works (POTW) ECY 040-177May 2011

 

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