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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 5.5 mwJune 20, 1965
177 km W of Port Orford, Oregon · depth 10 km
M 4.6 mbJune 20, 1965
127 km W of Langlois, Oregon · depth 33 km
M 4.6 mbJune 17, 1965
129 km W of Bandon, Oregon · depth 33 km
M 5.5 mbMay 31, 1965
off the coast of Oregon · depth 33 km
M 5.9 mwApril 18, 1965
260 km WSW of Pistol River, Oregon · depth 13 km
M 5.5 mlOctober 1, 1964
206 km W of Bandon, Oregon · depth 33 km
M 5.5 mbJuly 13, 1964
off the coast of Oregon · depth 33 km
M 4.5 mbJanuary 28, 1964
122 km W of Bandon, Oregon · depth 17 km
M 4.5 mbDecember 27, 1963
23 km SW of Vernonia, Oregon · depth 33 km
M 4.6 mbMarch 7, 1963
Oregon
M 5.2 mwNovember 6, 1962
5 km E of Bridgeton, Oregon · depth 15 km
M 5.7 mwOctober 30, 1961
200 km W of Port Orford, Oregon · depth 15 km
M 4.6 mlAugust 23, 1961
4 km SSW of Rogue River, Oregon
M 4.5 ukAugust 19, 1961
6 km SSW of Mill City, Oregon · depth 33 km
M 5.9 mwJune 23, 1961
off the coast of Oregon · depth 15 km
M 5.0 mlNovember 8, 1960
90 km W of Depoe Bay, Oregon
M 6.2 mwSeptember 26, 1959
294 km W of Langlois, Oregon · depth 15 km
M 4.6 mlAugust 21, 1959
50 km W of Depoe Bay, Oregon
M 4.7 mlJune 2, 1959
52 km WNW of Hines, Oregon
M 4.5 mlMarch 12, 1958
8 km W of Plush, Oregon
M 5.0 mlJuly 6, 1956
126 km WSW of Port Orford, Oregon
M 4.9 mlJanuary 10, 1956
236 km W of Bandon, Oregon
M 6.0 mwAugust 23, 1955
250 km W of Langlois, Oregon · depth 15 km
M 5.0 ukDecember 16, 1953
3 km SW of Portland, Oregon
M 6.4 mwAugust 20, 1952
213 km W of Port Orford, Oregon · depth 15 km
M 4.7 mlMay 6, 1952
31 km WSW of Brookings, Oregon
M 5.7 mwJune 17, 1951
off the coast of Oregon · depth 15 km
M 4.7 mlJanuary 27, 1950
65 km WSW of Pistol River, Oregon
M 5.8 ukMarch 28, 1949
136 km WSW of Pistol River, Oregon
M 5.8 mlMay 25, 1948
214 km W of Bandon, Oregon
M 5.3 mlJanuary 10, 1948
217 km W of Pistol River, Oregon
M 5.5 mbSeptember 22, 1947
294 km W of Bandon, Oregon
M 6.3 mwSeptember 28, 1945
192 km WSW of Pistol River, Oregon · depth 10 km
M 6.0 msSeptember 28, 1945
136 km WSW of Pistol River, Oregon
M 5.0 ukApril 11, 1945
136 km WSW of Pistol River, Oregon
M 5.8 msDecember 30, 1944
201 km WNW of Barview, Oregon
M 6.2 mwDecember 30, 1944
off the coast of Oregon · depth 15 km
M 5.5 msOctober 31, 1941
off the coast of Oregon
M 5.8 mwJune 9, 1941
162 km W of Gold Beach, Oregon · depth 15 km
M 6.0 mbNovember 17, 1940
off the coast of Oregon
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.