Pacific Border province
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The Pacific Border province encompasses most of the North American Pacific Coast, with the southern end at the start of the Lower California-Peninsular Ranges Province in Southern California. The Pacific Border province is in the larger Pacific Mountain System Division—Region. The region is prone to earthquakes, residing along the eastern edge of the Pacific Ring of Fire.
The Pacific Border province contains seven separate and smaller sections:
- Puget Trough
- Olympic Mountains
- Oregon Coast Range
- Klamath Mountains
- California Trough
- California Coast Ranges
- Transverse Ranges (Los Angeles Ranges)
- "Physiographic divisions of the conterminous U. S." United States Geological Survey. Retrieved 25 December 2018.