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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 mbOctober 7, 1976
off the coast of Oregon · depth 33 km
M 5.2 mbSeptember 30, 1976
210 km W of Bandon, Oregon · depth 33 km
M 4.7 mbAugust 28, 1976
226 km WNW of Bandon, Oregon · depth 33 km
M 4.9 mbJuly 6, 1976
199 km WSW of Pistol River, Oregon · depth 33 km
M 4.6 mbJune 26, 1976
279 km WNW of Bandon, Oregon · depth 33 km
M 4.8 mbMay 4, 1976
158 km WSW of Pistol River, Oregon · depth 33 km
M 4.7 mbApril 26, 1976
off the coast of Oregon · depth 33 km
M 4.5 mbApril 26, 1976
off the coast of Oregon · depth 33 km
M 4.7 mbApril 26, 1976
off the coast of Oregon · depth 33 km
M 4.5 mbApril 20, 1976
off the coast of Oregon · depth 33 km
M 4.6 mdApril 13, 1976
11 km NW of Shaniko, Oregon · depth 15 km
M 4.9 mbApril 9, 1976
204 km WSW of Pistol River, Oregon · depth 27 km
M 4.5 mbApril 7, 1976
195 km WSW of Pistol River, Oregon · depth 33 km
M 5.2 mbMarch 7, 1976
off the coast of Oregon · depth 33 km
M 5.2 mbJanuary 29, 1976
235 km W of Bandon, Oregon · depth 33 km
M 5.2 mbJanuary 27, 1976
248 km W of Bandon, Oregon · depth 33 km
M 4.5 mbJanuary 14, 1976
off the coast of Oregon · depth 33 km
M 5.4 mbJanuary 10, 1976
249 km W of Bandon, Oregon · depth 33 km
M 4.5 mbNovember 8, 1975
off the coast of Oregon · depth 34 km
M 4.6 mbNovember 8, 1975
off the coast of Oregon · depth 33 km
M 4.8 mbNovember 8, 1975
off the coast of Oregon · depth 33 km
M 4.9 mbAugust 6, 1975
143 km W of Langlois, Oregon · depth 33 km
M 5.2 mbJuly 29, 1975
149 km WNW of Barview, Oregon · depth 33 km
M 4.7 mbJuly 27, 1975
231 km WNW of Bandon, Oregon · depth 31 km
M 4.5 mbJuly 25, 1975
218 km WNW of Bandon, Oregon · depth 33 km
M 4.9 mbJuly 24, 1975
146 km WNW of Langlois, Oregon · depth 33 km
M 4.6 mbFebruary 17, 1975
206 km WNW of Bandon, Oregon · depth 33 km
M 4.5 mbJanuary 19, 1975
off the coast of Oregon · depth 33 km
M 4.7 mbDecember 1, 1974
off the coast of Oregon · depth 33 km
M 5.1 mbNovember 17, 1974
217 km W of Bandon, Oregon · depth 12 km
M 4.5 mbOctober 19, 1974
170 km W of Bandon, Oregon · depth 33 km
M 5.0 mbSeptember 12, 1974
187 km WSW of Pistol River, Oregon · depth 33 km
M 4.9 mbJune 19, 1974
201 km WSW of Pistol River, Oregon · depth 33 km
M 4.5 mbApril 29, 1974
off the coast of Oregon · depth 33 km
M 4.6 mbMarch 28, 1974
156 km W of Port Orford, Oregon · depth 33 km
M 4.5 mbMarch 23, 1974
130 km W of Port Orford, Oregon · depth 33 km
M 4.5 mbMarch 12, 1974
off the coast of Oregon · depth 26 km
M 5.0 mbMarch 4, 1974
206 km WNW of Bandon, Oregon · depth 33 km
M 5.1 mbMarch 3, 1974
97 km WSW of Pistol River, Oregon · depth 33 km
M 4.9 mbFebruary 27, 1974
off the coast of Oregon · depth 33 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.