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Oroville Dam Makes its own Earthquakes
https://seismo.berkeley.edu/blog/2017/02/16/oroville-dam-makes-its-own-earthquakes.html
https://www.volcanodiscovery.com/place/431529/earthquakes/oroville.html
https://www.sfchronicle.com/news/article/What-caused-nearly-20-000-quakes-at-Oroville-Dam-13473254.php