Mount St. Helens ash was 2-6 inches deep in many places following the eruption as this footprint shows.<br>Photos courtesy of Faye Maslen
May 18, 2005
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May 18, 2005 9 p.m.
Cities choked by inches of ash
Mount St. Helens Eruption 25 Year Anniversary Moses Lake recalls its response to the effects of Mount St. Helens eruption