OHA continues to press on, working to:
  • Minimize watershed impacts associated with the Buckhorn gold mine operations and exploration
  • Continuously improve the ecological health of the Okanogan Highlands
  • Increase community awareness and involvement in watershed issues

What's New?



Ground and surface water downgradient from the mine are being degraded
 by failure of the mine’s capture zone. Crown Resources must gain control of pollution from the mine by capturing all mine contaminants from all mine facilities. The National Pollution Discharge Elimination System (NPDES) permit has been renewed, but numerous water quality violations have occurred continuously before and since the 2014 revision... Continue
Mine Monitoring



Triple Creek: OHA is collaborating with Trout Unlimited, the US Fish and Wildlife Service, and private landowners to restore the Triple Creek wetland. This project will benefit water quality and increase habitat for fish and wildlife by reducing severe stream channel incision that disconnects the creek from its floodplain... Continue

Triple Creek

Bid Solicitation for Instream Restoration Construction Services at Triple Creek:
The Okanogan Highlands Alliance (OHA) seeks bids from qualified contractors to provide construction services for the Triple Creek Water Quality Restoration Project. This project is located near Chesaw, WA. Bids must be submitted in the manner specified by the bid documents... Continue
Beaver Dam Analogue

 Sunday, June 26, 2016: Dana Visalli, botanist and editor of "The Methow Naturalist," will lead a guided hike along a hidden canyon connecting the Burge Mountain road and the Highlands Nordic Sno-Park near Havillah... Continue  Hike with Dana Visalli