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M7.0 earthquake, Oregon, 1991-08-17

MagnitudeM7.0mh

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Depth1 km

Time (UTC)1991-08-17 22:17

Rank in 199116 / 137among M6+

Rank since 19001516 / 14,458

Energy vs an M6×32approx.

136 km WSW of Brookings, Oregon · 41.68, -125.86

M6.5+ within 300 km (largest first)

1922 M7.4M7.4

2005 M7.2M7.2

1980 M7.2M7.2

1992 M7.2M7.2

1923 M7.1M7.1

1994 M7.1M7.1

2024 M7.0M7.0

1991 M7.0M7.0

1991 M6.9M6.9

1954 M6.8M6.8

2014 M6.8M6.8

1941 M6.8M6.8

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.0 1991-08-17	1991-08-17 19:29	8 km	30 km SSW of Scotia, California
M6.1 1991-08-16	1991-08-16 22:26	3 km	136 km WSW of Brookings, Oregon
M6.9 1991-07-13	1991-07-13 02:50	11 km	103 km W of Pistol River, Oregon
M6.5 1985-03-13	1985-03-13 19:34	10 km	259 km W of Bandon, Oregon
M6.7 1984-09-10	1984-09-10 03:14	10 km	217 km W of Ferndale, California
M6.2 1981-11-03	1981-11-03 13:47	10 km	off the coast of Oregon
M7.2 1980-11-08	1980-11-08 10:27	19 km	The 1980 Eureka, California Earthquake
M6.3 1976-11-26	1976-11-26 11:19	42 km	67 km W of Trinidad, California
M6.0 1972-03-01	1972-03-01 09:28	11 km	105 km W of Ferndale, California
M6.3 1968-05-08	1968-05-08 12:17	13 km	off the coast of Oregon

Energy ratio uses the rule that one magnitude unit is about 32 times the energy. Magnitudes and locations are USGS values and can differ from national agencies. Older records are less complete and less precise.