NPDES Permits Potentially Affecting Water Quality
Final NPDES Wastewater Permit Documents -
Issued by Oregon Department of Environmental Quality (DEQ)
This alphabetized list consists of permit documents made available by Oregon DEQ and is not all inclusive.
All documents are PDF except where indicated. STP indicates sewage treatment plant.
Albany STP
Ashland STP
Astoria STP
Mixing Zone (MZ) dimensions and discussion provided.
NPDES Permit Renewed for the Astoria Sewage Treatment Plant (STP) through October 2016.
Aurora STP
Bandon STP
Bonneville STP
Brookings STP
Mixing Zone (MZ) dimensions and discussion provided.
NPDES Permit Renewed for the Brookings Sewage Treatment Plant (STP) through October 2016.
Brownsville STP
Canby STP
Mixing Zone (MZ) dimensions and discussion provided. Links to Willamette River Subbasins Total Maximum Daily Loads (TMDL)
Cannon Beach STP
Mixing Zone (MZ) dimensions and discussion provided.
Carlton STP
Cascade Locks STP
Clatskanie STP
Coos Bay STP
Coquille STP
Corvallis STP
Cottage Grove STP
Creswell STP
Dallas STP
Dayton STP
Depoe Bay STP
Drain STP
Dundee STP
Durham STP
Mixing Zone (MZ) dimensions and discussion provided. Links to Tualatin River Subbasins Total Maximum Daily Loads (TMDL)
Eugene-Springfield STP (MWMC)
Florence STP
Forest Grove STP
Mixing Zone (MZ) dimensions and discussion provided. Links to Tualatin River Subbasins Total Maximum Daily Loads (TMDL)
Garibaldi STP
Mixing Zone (MZ) dimensions and discussion provided.
Gold Beach STP
Grants Pass STP
Gresham STP
Harrisburg STP
Hebo STP
Hillsboro STP
Mixing Zone (MZ) dimensions and discussion provided. Links to Tualatin River Subbasins Total Maximum Daily Loads (TMDL)
Hood River STP
Independence STP
Jefferson STP
Junction City STP
Kellogg STP
Lafayette STP
Lakeside STP
Lincoln City STP
McMinnville STP
Medford STP
Molalla STP
Monmouth STP
Mosier STP
Mt. Angel STP
Myrtle Point STP
Nehalem STP
Newberg STP
Mixing Zone (MZ) dimensions and discussion provided.
Newport STP
North Bend STP
Oak Lodge SD STP
Pacific City STP
Mixing Zone (MZ) dimensions and discussion provided.
NPDES Permit Renewed for the Pacific City STP, a.k.a., Pacific City Joint Water-Sanitary Authority (PCJWSA), through October 2016.
Portland STP (CBWTP)
Port Orford STP
Powers STP
Rainier STP
Reedsport STP
Rock Creek STP
Mixing Zone (MZ) dimensions and discussion provided. Links to Tualatin River Subbasins Total Maximum Daily Loads (TMDL)
Roseburg STP
Salem STP
Mixing Zone (MZ) dimensions and discussion provided.
Scappoose STP
Seaside STP
Silverton STP
St. Helens STP
The Dalles STP
Tillamook STP
Tri-City STP
Troutdale STP
Tryon Creek STP
Mixing Zone (MZ) dimensions and discussion provided. Links to Willamette River Subbasins Total Maximum Daily Loads (TMDL)
Waldport STP
Warrenton STP
Westport STP
Wilsonville STP
Mixing Zone (MZ) dimensions and discussion provided.
Woodburn STP
Yachats STP
Yamhill STP
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