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Wikipedia article: [[wikipedia:1980_eruption_of_Mount_St._Helens|1980 Eruption of Mount St. Helens]]
== 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.]]
|[[Media:2025.12.03.Ash Cleanup File.Quinn.pdf|1980 Mt St Helens Ash Cleanup (presentation slides)]]
|Jim Quinn, Metro
|Presentation slides to PBEM and Portland NET on the 1980 ash cleanup effort.
|-
|2023.01.10
|[https://volcanoes.usgs.gov/volcanic_ash/ Volcanic Ash and Gas Impacts & Mitigation]
|United States Geological Survey
|Variety of technical information about volcanic ash.
|-
|2014.10__
|[https://volcanoes.usgs.gov/vsc/file_mngr/file-132/mount-st.-helens---mount-adams-volcanic-region-coordination-plan-october-2014.pdf Mount St. Helens - Mount Adams Volcanic Region Coordination Plan]
|Washington Military Department, Emergency Management Division
|
|-
|2007.__.__
|[[Media:2007.Ashfall PreparednessGuidelines.pdf|Guidelines on Preparedness Before, During and After an Ashfall]]
|Dr. Claire Horwell
|Details procedures to follow if warning of a volcanic ashfall is given, recommends what to do during ashfall, and what methods are most effective for cleaning up volcanic ash after the event.
|-
|2000.05.14
|[https://special.seattletimes.com/o/special/helens/story1.html Mount St. Helens remembered: 'God is speaking']
|Ross Anderson, Seattle Times
|Retrospective on the eruption.
|-
|1981.__.__
|[[Media:1981.Mt St Helens Ash Uses.pdf|Mount St. Helens Ash - Properties and Possible Uses]]
|Wayne S. Moen and Glennda B. McLucas, Washington Department of Natural Resources
|From the abstract: ''"Several nonmetallic mineral-oriented companies have considered possible uses for the ash. These uses include: Abrasives, glass and ceramics, fillers, pozzolan, asphalt admixture, and fertilizer and insecticide carriers. Testing is in progress for a variety of these uses. To date, selling the ash as a souvenir of the eruption of Mount St. Helens has proven to be most profitable."''
|-
|1980.06.30
|[[Media:1980.06.30.St Helens Ash Cleanup.PDF|Mt. St. Helens Ash Cleanup (report)]]
|Jerry Markesino, Street Cleaning Supervisor, Portland Department of Public Works
|Cited as a very helpful resource with details on how to address ashfall cleanup.
Details procedures to follow if warning of a volcanic ashfall is given, recommends what to do during ashfall, and what methods are most effective for cleaning up volcanic ash after the event.
Wayne S. Moen and Glennda B. McLucas, Washington Department of Natural Resources
From the abstract: "Several nonmetallic mineral-oriented companies have considered possible uses for the ash. These uses include: Abrasives, glass and ceramics, fillers, pozzolan, asphalt admixture, and fertilizer and insecticide carriers. Testing is in progress for a variety of these uses. To date, selling the ash as a souvenir of the eruption of Mount St. Helens has proven to be most profitable."
