- Geologic history. Geologic History of Crater Lake. (n.d.). https://oe.oregonexplorer.info/craterlake/geology.html#:~:text=Crater%20Lake%20partially%20fills%20a,landscape%20all%20around%20the%20volcano
- Geology of Crater Lake National Park. Geology of Crater Lake National Park | U.S. Geological Survey. (2019, December 9). https://www.usgs.gov/geology-and-ecology-of-national-parks/geology-crater-lake-national-park
- “Crater Lake. Crater Lake Geology. (2001, December). https://www.nps.gov/crla/planyourvisit/upload/Geology-508.pdf , https://www.nps.gov/parkhistory/online_books/brochures/1942/crla/info3.htm, https://www.craterlakeinstitute.com/research-at-crater-lake/geology/geologic-features/
- U.S. Department of the Interior. (2022b, December 6). Geology of Mount Mazama. National Parks Service. https://www.nps.gov/crla/learn/nature/mountmazamageology.htm
- U.S. Department of the Interior. (2022a, November 2). Wizard Island and other post-caldera eruptions. National Parks Service. https://www.nps.gov/crla/learn/nature/wizardisland.htm
- Bacon, C. (2013, November 21). Crater Lake and Mount Mazama. Mount Mazama and Crater Lake: Growth and destruction of a cascades volcano. https://pubs.usgs.gov/fs/2002/fs092-02/ .
- Bacon, C. (2023, October 23). Landslide and rockfall hazards at Crater Lake. Landslide and Rockfall Hazards at Crater Lake | U.S. Geological Survey. https://www.usgs.gov/volcanoes/crater-lake/science/landslide-and-rockfall-hazards-crater-lake#:~:text=Landslides%20or%20rock%20falls%20could,Lake%20and%20impact%20its%20shore
- U.S. Department of the Interior. (2023, August 29). Current fire activity. National Parks Service. https://www.nps.gov/crla/learn/nature/currentfireactivity.htm
- Eifert, L. (2015, June 23). 02 summary. Crater Lake Institute - Enhancing the Visitors Experience. https://www.craterlakeinstitute.com/research-at-crater-lake/geology/historic-geology/geology-book-04/volcano-02/#:~:text=Hazards%20include%20slow%2Dmoving%20lava,%2C%20surges%2C%20and%20pyroclastic%20flows
- Harris, S. (2005). Cascade Range. Home Page. https://www.geologictrips.com/rv/rvgtcr.htm#:~:text=The%20Cascade%20volcanoes%20were%20formed,boundary%20between%20the%20two%20plates