Skip to main content

Oregon State Flag An official website of the State of Oregon »

Lower Grande Ronde Basin

TMDL title: Lower Grande Ronde Subbasins TMDL and WQMP
Water quality limited parameters: ammonia toxicity, aquatic weeds or algae, E. coli, fecal coliform, nitrate, pH, sedimentation, temperature, turbidity
Pollutants: ammonia nitrogen, heat, E. coli, nitrate, total suspended solids, turbidity
Status: EPA approved on Dec. 17, 2010

Contact

Don Butcher
Basin Coordinator 
541-241-0120

Basin Coordinator List

Steve Mrazik
Watershed Management Manager
503-229-5379

Make a Public Records Request

granderondemap.PNG