Crater Lake Caldera - Prominent Geological Features of Crater Lake National Park

 

The 8 x 10 kilometer Crater Lake Caldera, in the southern Oregon Cascade mountain range, was formed by the collapse of the former Mount Mazama approximately 7,700 years ago. It's highest point is 8,156 foot Hillman Peak and it's maximum depth is 1,949 feet. It is the central feature of Crater Lake National Park and has been studied by geologists, limnologists, and others for over 100 years.

The Crater Lake Caldera, United States Geological Survey photograph

1. Applegate Peak 2. Bald Crater 3. Cloudcap 4. Crater Lake Caldera 5. Crater Peak 6. Desert Cone 7. Devil's Backbone 8. Dutton Cliff 9. Eagle Crags 10. Garfield Peak 11. Godfrey Glen 12. Grouse Hill 13. Hillman Peak 14. Kerr Notch 15. Llao Rock 16. Llao's Hallway 17. Maklaks Crater 18. Mazama Rock 19. Mount Scott 20. Palisades 21. Phantom Ship 22. The Pinnacles 23. Pumice Castle 24. Pumice Desert 25. Pumice Point 26.  Red Cone 27. Redcloud Cliff 28. Rugged Crest Scoria Cone Scott Bluff Sentinel Rock 29. Skell Head 30. Sun Notch 31. Timber Crater 32. Union Peak 33. Watchman 34. Williams Crater 35. Wineglass 36. Wizard Island Note: the numbers associated with each feature name above correspond to their place on the Custom Google Map below

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