Portland Bureau of Emergency Management/Historic Disasters in the Portland Metro Area/Eruption of Mount St. Helens: Difference between revisions

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== 1980 Post-eruption Ash Cleanup ==
== 1980 Post-eruption Ash Cleanup ==
[[File:1980.Patrol Cars after St Helens.png|alt=Washington State patrol cars outfitted with makeshift air filters in the aftermath of the 1980 St. Helens eruption.|thumb|Washington State patrol cars outfitted with makeshift air filters in the aftermath of the 1980 St. Helens eruption.]]
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