Learn more from our historical

Timelines

1990–2002

Timeline for Stopping the Open Pit Mine

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2002–2007

Timeline for Permitting the Mine

View Timeline

2008–Present

Timeline for Monitoring the Mine

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2010–2014

Timeline for Buckhorn Exploration Proposal

View Timeline

Restoration

Timeline for OHA’s Restoration Program

View Timeline

Highland Wonders

Natural History Education Series

View Past Events
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Contact OHA

PO Box 163
Tonasket, WA
98855

info@okanoganhighlands.org

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