Ash cloud from Mount St. Helens over Ephrata, WA (230 km (145 mi) d...

Ash cloud from Mount St. Helens over Ephrata, Washington (230 km (1...

Detailed Description

Ash cloud from Mount St. Helens over Ephrata, Washington (230 km (145 mi) downwind), after the May 18, 1980.

Details

Image Dimensions: 354 x 233

Source:


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