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Comment Period

TransAlta Centralia Generation LLC

National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit

Nov. 16, 2021 - Dec. 15, 2021, 12 a.m.

We invite you to comment on draft Water Quality Permit No. WA0001546.

The permit allows TransAlta Centralia Generation LLC to send (discharge) treated wastewater to Big Hanaford Creek..

You may view the draft document at here or visit the Water Quality Permitting and Reporting Information System (PARIS) website.

We regulate wastewater released from municipalities and industries using the National Pollutant Discharge Elimination System (NPDES) Wastewater Discharge Permit. This permit regulates wastewater that goes directly into lakes, rivers, Puget Sound, or the ocean (surface water). All wastewater must be treated before it goes into surface water to protect human health and aquatic life. Learn more about water quality individual permits.

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Comment by mail

Jessica Christensen
Southwest Regional Office
PO Box 47775
Olympia, WA 98504-7775
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Aziz Mahar
Permit Manager

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