Portland Bureau of Emergency Management/Historic Disasters in the Portland Metro Area/Eruption of Mount St. Helens: Difference between revisions
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|2025.12.03 | |2025.12.03 | ||
|1980 Mt St Helens Ash Cleanup (presentation slides) | |[[Media:2025.12.03.Ash Cleanup File.Quinn.pdf|1980 Mt St Helens Ash Cleanup (presentation slides)]] | ||
|Jim Quinn, Metro | |Jim Quinn, Metro | ||
|Presentation slides to PBEM and Portland NET on the 1980 ash cleanup effort. | |Presentation slides to PBEM and Portland NET on the 1980 ash cleanup effort. | ||