Skip to content

Superfund / Oregon

Formosa Mine

Riddle, Douglas County, Oregon

This site is on the final NPL: EPA scored its hazard high enough for federally led cleanup, and work has not reached construction completion. Long-running sites in this state are common; listing dates below show how long.

EPA IDORN001002616
StatusNPL Site
HRS score50
Proposed03/07/2007
Listed09/19/2007
Construction complete-
Deleted-
Coordinates42.85447, -123.38261

Living or buying near this site? The Address Environmental Report measures the distance from a specific address to this and every other recorded site, tank and polluter around it. Get the report