Dept. of Geology and Mineral Industries

Impact of Cascadia earthquakes on Portland

Portland’s next earthquake will hurt the unready (Portland Tribune, 2/8/2023)

Thumbnail of cover from the document Earthquake regional impact analysis for Clackamas, Multnomah, and Washington counties, Oregon.Earthquake regional impact analysis for Clackamas, Multnomah, and Washington counties, Oregon (2018) Oregon Department of Geology and Mineral Industries

Thumbnail of cover from the document The Oregon resilience plan: reducing risk and improving recovery for the next Cascadia earthquake and tsunami.The Oregon resilience plan: reducing risk and improving recovery for the next Cascadia earthquake and tsunami (2013) Oregon Seismic Safety Policy Advisory Commission

Cascadia Subduction Zone earthquakes

It’s been 323 years since the last Cascadia Subduction Zone earthquake. How prepared are you for the ‘Big One?’ (Oregonian, 1/27/23)

Thumbnail of page from the document Cascadia earthquake knowledge points for emergency managers and the public
Cascadia earthquake knowledge points for emergency managers and the public (2022) Oregon Department of Geology and Mineral Industries

Trojan Nuclear Power Plant

Why Did Portland General Electric Want to Build Trojan Nuclear Plant in the First Place? (Willamette Week, 1/2/2023)

Thumbnail of cover of the document review of the Trojan Nuclear Power Plant site evaluationA review of the Trojan Nuclear Power Plant site evaluation (1970) Oregon Nuclear Plant Siting Task Force

Thumbnail of cover of the document Geologic hazards reviewGeologic hazards review: Trojan Nuclear Power Plant site, Columbia County, Oregon (1978) Oregon Department of Geology and Mineral Industries

Thumbnail of cover of the document Seismic and volcanic hazard evaluation of the Mount St. Helens area, Washington, relative to the Trojan nuclear site, OregonSeismic and volcanic hazard evaluation of the Mount St. Helens area, Washington, relative to the Trojan nuclear site, Oregon. (1981) Oregon Department of Geology and Mineral Industries

Getting ready for earthquakes

Oregonians gear up for earthquake drill during International ShakeOut Day (Statesman Journal, 10/18/2022)

Thumbnail of the document Are you ready for the next earthquakeAre you ready for the next earthquake? (2021) Oregon Emergency Management

Thumbnail of the document Está listo para el próximo terremoto¿Está listo para el próximo terremoto? (2021) Oregon Emergency Management

thumbnail of the document Quý v ịđã sẵn sàng cho trận động đất tiếp theoQuý v ịđã sẵn sàng cho trận động đất tiếp theo? (2021) Oregon Emergency Management

thumbnail of the document Готовы ли вы к возможному землетрясениюГотовы ли вы к возможному землетрясению? (2021) Oregon Emergency Management

Thumbnail of page from the document Cascadia earthquake knowledge points for emergency managers and the publicCascadia earthquake knowledge points for emergency managers and the public. (2022) Oregon Department of Geology and Mineral Industries

Clatsop County tsunami evacuation

New tsunami evacuation modeling reports issued for Clatsop County (KOIN, 3/11/2022)

Thumbnail of cover from the document Tsunami evacuation analysis of Astoria and nearby unincorporated communities, Clatsop County, Oregon.Tsunami evacuation analysis of Astoria and nearby unincorporated communities, Clatsop County, Oregon (2022) Oregon Department of Geology and Mineral Industries

Thumbnail of cover from the document Tsunami evacuation analysis of Cannon Beach, Arch Cape, and Falcon Cove, Clatsop County, Oregon .Tsunami evacuation analysis of Cannon Beach, Arch Cape, and Falcon Cove, Clatsop County, Oregon (2022) Oregon Department of Geology and Mineral Industries

Portland fuel tank danger

‘Our Fukushima’: Portland fuel tank farm has potential for largest spill in U.S. history (Statesman Journal, 2/7/2022)

Thumbnail of cover from the document Earthquake risk study for Oregon's critical energy infrastructure hub final report to Oregon Department of Energy and Oregon Public Utility Commission.Earthquake risk study for Oregon’s critical energy infrastructure hub final report to Oregon Department of Energy and Oregon Public Utility Commission (2012) Oregon Department of Geology and Mineral Industries

Thumbnail of cover from the document CEI hub mitigation strategies: increasing fuel resilience to survive Cascadia.CEI hub mitigation strategies: increasing fuel resilience to survive Cascadia (2019) Oregon Seismic Safety Policy Advisory Commission

Columbia River levees

Effort to Bolster Portland’s 27 Miles of Levees Achieves Key Milestone (Willamette Week, 9/7/2021)

Thumbnail of cover from the document Statewide levee database for Oregon, release 1.0.Statewide levee database for Oregon, release 1.0 (2017) Oregon Department of Geology and Mineral Industries

Thumbnail of cover from the document Flood risk assessment for the Columbia corridor drainage districts in Multnomah County, Oregon.Flood risk assessment for the Columbia corridor drainage districts in Multnomah County, Oregon (2018) Oregon Department of Geology and Mineral Industries

Department of Geology & Mineral Industries

State agency that studies natural hazards, facing cuts in governor’s proposed budget (KPTV, 1/14/21)

Thumbnail of a page from the document Annual performance progress reportAnnual performance progress report (annual) Oregon Department of Geology and Mineral Industries

Thumbnail of cover from the document Oregon Department of Geology and Mineral Industries, strategic framework, 2015-2021.Oregon Department of Geology and Mineral Industries, strategic framework, 2015-2021 [PDF] (2015) Oregon Department of Geology and Mineral Industries