Strong mag. 5.5 earthquake - 12 mi southwest of Redway, Humboldt County, California, USA, on Monday, 12 September 1938 at 06:10 (GMT)
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Strong magnitude 5.5 earthquake at 0 km depth
Depth: 0.0 km
Epicenter latitude / longitude: 40°N / 124°W (Humboldt, California, United States)
Nearest volcano: Clear Lake (156 km / 97 mi)
Nearby towns and cities:
7 km (4 mi) ESE of Shelter Cove (pop: 693) --> See nearby quakes!
20 km (12 mi) SW of Redway (pop: 1,230) --> See nearby quakes!
64 km (40 mi) NNW of Fort Bragg (Mendocino County) (pop: 7,290) --> See nearby quakes!
68 km (42 mi) SSE of Fortuna (Humboldt County) (pop: 12,000) --> See nearby quakes!
90 km (56 mi) S of Eureka (Humboldt County) (pop: 27,000) --> See nearby quakes!
94 km (58 mi) S of Bayside (Humboldt County) (pop: 17,100) --> See nearby quakes!
97 km (60 mi) S of Arcata (Humboldt County) (pop: 17,800) --> See nearby quakes!
267 km (166 mi) NW of Sacramento (pop: 490,700) --> See nearby quakes!
283 km (176 mi) NNW of San Francisco (pop: 864,800) --> See nearby quakes!
348 km (216 mi) NNW of San Jose (pop: 1,026,900) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.1 x 1013 joules (3.12 gigawatt hours, equivalent to 2682 tons of TNT or 0.2 atomic bombs!) More info
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
|5.5||km||Northern California (USA)||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
More infoRecorded aftershocks, latest first (1 quakes):
- 18 Oct 1938 05:05 UTC| M 4.5 |0 km (0 mi) depth|0 km (0 mi) distance| USGS | Details