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Oregon Earthquake History
Since August 5, 1910, the USGS has recorded 659 earthquakes of magnitude 4.5 or greater in Oregon, 33 of them magnitude 6 or above. The strongest was M 7.0.
By decade
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Strongest in Oregon
M 7.0 · 136 km WSW of Brookings, OregonAugust 17, 1991M 6.9 · 103 km W of Pistol River, OregonJuly 13, 1991M 6.5 · 259 km W of Bandon, OregonMarch 13, 1985M 6.5 · 235 km W of Port Orford, OregonAugust 5, 1910M 6.4 · 213 km W of Port Orford, OregonAugust 20, 1952M 6.4 · off the coast of OregonSeptember 11, 1928M 6.3 · off the coast of OregonMay 8, 1968M 6.3 · 248 km W of Bandon, OregonOctober 27, 1994M 6.3 · off the coast of OregonJanuary 16, 2003M 6.3 · 242 km WNW of Bandon, OregonJanuary 10, 2008
All recorded earthquakes
M 4.6 mbMay 4, 1986
off the coast of Oregon · depth 10 km
M 4.5 mbMarch 26, 1986
202 km W of Bandon, Oregon · depth 10 km
M 4.8 mbMarch 19, 1986
off the coast of Oregon · depth 10 km
M 4.9 mlFebruary 11, 1986
133 km WSW of Pistol River, Oregon · depth 4 km
M 5.3 mwJanuary 30, 1986
243 km WNW of Bandon, Oregon · depth 10 km
M 4.5 mbJanuary 22, 1986
off the coast of Oregon · depth 10 km
M 4.9 mbOctober 12, 1985
225 km W of Bandon, Oregon · depth 10 km
M 4.9 mbOctober 10, 1985
202 km W of Pistol River, Oregon · depth 10 km
M 4.7 mbSeptember 9, 1985
184 km WSW of Port Orford, Oregon · depth 10 km
M 4.6 mbAugust 5, 1985
183 km W of Bandon, Oregon · depth 10 km
M 5.3 mwJuly 23, 1985
209 km WSW of Pistol River, Oregon · depth 10 km
M 4.5 mbJune 10, 1985
157 km W of Port Orford, Oregon · depth 10 km
M 5.0 mbMay 6, 1985
228 km WNW of Bandon, Oregon · depth 10 km
M 4.6 mbMarch 14, 1985
250 km WNW of Bandon, Oregon · depth 10 km
M 6.5 mwMarch 13, 1985
259 km W of Bandon, Oregon · depth 10 km
M 4.5 mbJanuary 27, 1985
195 km WSW of Port Orford, Oregon · depth 10 km
M 4.6 mbJanuary 26, 1985
157 km W of Port Orford, Oregon · depth 10 km
M 4.7 mbJanuary 26, 1985
176 km W of Port Orford, Oregon · depth 10 km
M 4.6 mbJanuary 12, 1985
188 km W of Bandon, Oregon · depth 10 km
M 4.5 msNovember 9, 1984
165 km W of Langlois, Oregon · depth 10 km
M 4.7 mbOctober 27, 1984
off the coast of Oregon · depth 10 km
M 4.7 mbOctober 17, 1984
off the coast of Oregon · depth 10 km
M 4.5 mbSeptember 13, 1984
187 km W of Port Orford, Oregon · depth 10 km
M 4.5 mbAugust 25, 1984
off the coast of Oregon · depth 10 km
M 4.5 mbAugust 20, 1984
199 km W of Bandon, Oregon · depth 10 km
M 4.8 mbApril 18, 1984
155 km W of Langlois, Oregon · depth 10 km
M 4.7 mbApril 7, 1984
154 km W of Langlois, Oregon · depth 10 km
M 4.6 mbFebruary 12, 1984
158 km WSW of Port Orford, Oregon · depth 10 km
M 4.5 mbDecember 5, 1983
off the coast of Oregon · depth 10 km
M 5.1 mbDecember 3, 1983
260 km WNW of Bandon, Oregon · depth 10 km
M 4.5 mbNovember 25, 1983
146 km W of Port Orford, Oregon · depth 10 km
M 4.5 mbNovember 11, 1983
off the coast of Oregon · depth 10 km
M 4.8 msNovember 8, 1983
214 km WSW of Pistol River, Oregon · depth 10 km
M 4.5 mbAugust 15, 1983
off the coast of Oregon · depth 10 km
M 4.5 mbJuly 28, 1983
off the coast of Oregon · depth 10 km
M 4.5 mbMay 25, 1983
135 km WSW of Pistol River, Oregon · depth 10 km
M 4.5 mbMay 19, 1983
off the coast of Oregon · depth 10 km
M 4.9 mbFebruary 1, 1983
163 km W of Langlois, Oregon · depth 10 km
M 4.8 mbDecember 12, 1982
149 km W of Port Orford, Oregon · depth 10 km
M 4.6 mbDecember 1, 1982
196 km WNW of Bandon, Oregon · depth 10 km
Source: U.S. Geological Survey, Earthquake Hazards Program. Older and smaller earthquakes are under-counted relative to recent decades as instrumentation improved. A record of past shaking is not a forecast. See About the Data.