https://www.historicsumpter.com/
Visit Sumpter Oregon: Sumpter Valley Dredge, Mining History, & Mountains
Oct 4, 2022 - Rich in mining history, Sumpter, Oregon boasts impressive trail access, several nearby ghost towns, and one massive testament to the mining heritage of...
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https://www.commondreams.org/newswire/2013/07/16/court-closes-suction-dredge-mining-loophole-siskiyou-county
Court Closes Suction Dredge Mining Loophole in Siskiyou County | Common Dreams
Dec 22, 2022 - Destructive Mining Again Banned in All California Rivers
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