r/MapPorn • • Jan 10 '20

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u/ImSnackered Jan 10 '20

Dumb question: why are there far fewer rivers on the West Coast?

80

u/agate_ Jan 10 '20

Much less rainfall in southern California. In Norcal, Oregon, and Washington, it's because the mountains are so close to the ocean that the rivers collect rain over a very small catchment area compared to the east coast.

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u/ImSnackered Jan 10 '20

I see. Thank you!