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Oregon Superfund (NPL) Sites

About Superfund

Clicking on the site name should take you directly to a U.S. EPA summary page for that site. If not, please let me know.

Active Sites

Jump to: Deleted Sites


Black Butte Mine

Location: Cottage Grove, Lane County

Contaminants: Mercury


Bradford Island Cascade Locks

Location: Cascade Locks, Hood River County

Contaminants:Heavy Metals · PAHs · PCBs


Formosa Mine

Location: Riddle, Douglas County

Contaminants: Cadmium · Copper · Lead · Zinc


Fremont National Forest Uranium Mines (USDA)

Location: Lakeview, Lake County

Contaminants: Radionuclides


McCormick & Baxter Creosote Co. (Portland)

Location: Portland, Multnomah County

Contaminants: Arsenic · Chromium · Copper · Dioxins · Furans · PAHs · PCP · Zinc


North Ridge Estates

Location: Klamath Falls, Klamath County

Contaminants: Asbestos


Northwest Pipe & Casing Co.

Location: Clackamas, Clackamas County

Contaminants: PAHs · PCBs · VOCs


Portland Harbor

Location: Portland, Multnomah County

Contaminants: Dioxins · Heavy Metals · PAHs · PCBs · Pesticides


Reynolds Metals Company

Location: Troutdale, Multnomah County

Contaminants: Barium · Cyanide · Fluoride · Manganese · Metals · PAHs · Tetrachloroethene


Taylor Lumber and Treating

Location: Sheridan, Yamhill County

Contaminants: Arsenic · Dioxins · PAHs · Pentachlorophenol


Teledyne Wah Chang

Location: Millersburg, Linn County

Contaminants: Heavy Metals · PCBs · Radium · Thorium · Uranium · VOCs


Umatilla Army Depot (Lagoons)

Location: Hermiston, Umatilla County

Contaminants: Barium · Lead · RDX · TNT


Union Pacific Railroad Tie Treatment

Location: The Dalles, Wasco County

Contaminants: Arsenic · Creosote · Fuel Oil · Naphthalene · Pentachlorophenol · Phenanthrene · VOCs


United Chrome Products, Inc.

Location: Corvallis, Benton County

Contaminants: Chromium


Deleted Sites

Jump to: Active Sites · Top


Allied Plating, Inc.

Location: Portland, Multnomah County

Contaminants: Chromium · Copper · Cyanide · Lead · Nickel

Deleted: 1994


Gould, Inc.

Location: Lakeview, Lake County

Contaminants: Arsenic · Cadmium · Lead · Organic chemicals

Deleted: 2002


Harbor Oil

Location: Portland, Multnomah County

Contaminants: EPA states that there are no "significant levels or areas of contamination".

Deleted: 2014


Joseph Forest Products

Location: Joseph, Wallowa County

Contaminants: Arsenic · Chromium · Lead

Deleted: 1999


Martin-Marietta Aluminum Reduction Facility

Location: The Dalles, Wasco County

Contaminants: Cyanide · Fluoride · PAHs

Deleted: 1996


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