Okanogan Highlands Alliance

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?


Echo Bay Exploration/Kinross Withdraws Proposal for Buckhorn Exploration

On May 28, 2014, Echo Bay Exploration (EBE, a fully owned subsidiary of Kinross Gold) announced their withdrawal of the Buckhorn Mountain Exploration Project. The exploration had been proposed on almost 10,000 acres of federal, state and private lands surrounding the Kinross operating Buckhorn mine... Read more

On the same day, instead of announcing the new exploration proposal, Kinross included it in a water right change application in a public notice. Very few people are likely to look up the legal coordinates provided in the public notice, nor recognize a new exploration project under the guise of a water rights request... Read more
Echo Bay/Kinross withdraws Buckhorn Exploration proposal


Okanogan Highlands Alliance is accepting applications for a dependable person to help with advocacy efforts. 
Looking for a critical thinker who has a balanced and patient approach, who would like to work toward a cleaner environment. Qualifications, job description and application are available... Read more


Blue River Resources Ltd, based in Vancouver, BC, is proposing to drill 15 bore holes just north of Flagg Mountain, less than two miles from Mazama. Their plan is to drill 24/7 this summer and fall, in their search for copper ore. The bore holes will be approximately 2000 feet deep... Read more

Flagg Mountain - Exploration Proposed


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 is being renewed... Read More

Mine MonitoringOn Saturday, August 16th, Geology of the Okanogan Highlands, Part IV will be led by a team of speakers who each bring a different emphasis. The team is headed by Dr. Karl Lillquist, 

On Saturday, August 16th, Geology of the Okanogan Highlands, Part IV will be led by a team of speakers who each bring a different emphasis. The 2014 geology tour will touch on three major geologic processes that have shaped the area: glaciation, terrane accretion, and volcanic activity. Participants will observe the impact of continental glaciers repeatedly advancing from the north over the region... Read more
Geology of the Okanogan Highlands