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Moderate mag. 5.5 earthquake - 18 mi south of Redding, Shasta County, California, USA, on 2020-03-24 18:58:37 -08:00

Moderate mag. 5.5 earthquake - 18 mi south of Redding, Shasta County, California, USA, on 2020-03-24 18:58:37 -08:00 Moderate mag. 5.5 earthquake - 18 mi south of Redding, Shasta County, California, USA, on 2020-03-24 18:58:37 -08:00

Moderate magnitude 5.5 earthquake at 65 km depth

25 Mar 19:16 UTC: First to report: USGS after 16 hours.

Earthquake details

Date & timeMar 25, 2020 02:58:37 UTC
Local time at epicenter2020-03-24 18:58:37 -08:00
Depth65.4 km
Epicenter latitude / longitude40.3225°N / 122.42717°W (Shasta County, California, United States)
Antipode40.323°S / 57.573°E
Shaking intensityVery weak shaking
Felt1 report
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoBlack Butte (39 km / 24 mi)
Nearby towns and cities14 km (9 mi) WSW of Cottonwood (pop: 3,320) | Show on map | Quakes nearby
18 km (11 mi) SW of Anderson (Shasta County) (pop: 10,200) | Show on map | Quakes nearby
23 km (14 mi) NW of Red Bluff (Tehama County) (pop: 14,100) | Show on map | Quakes nearby
30 km (18 mi) S of Redding (pop: 91,600) | Show on map | Quakes nearby
40 km (25 mi) S of Lake Shasta (Shasta County) (pop: 10,200) | Show on map | Quakes nearby
40 km (25 mi) S of Lake Shasta (pop: 10,200) | Show on map | Quakes nearby
83 km (52 mi) NW of Chico (pop: 90,300) | Show on map | Quakes nearby
93 km (58 mi) NW of Paradise (Butte County) (pop: 26,500) | Show on map | Quakes nearby
200 km (124 mi) NNW of Roseville (pop: 130,300) | Show on map | Quakes nearby
210 km (130 mi) NNW of Sacramento (pop: 490,700) | Show on map | Quakes nearby
Estimated seismic energy released1.1 x 1013 joules (3.12 gigawatt hours, equivalent to 2682 tons of TNT or 0.2 atomic bombs!) | about seismic energy
Show interactive Map
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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.
5.565 km18km SW of Anderson, CA (USA)USGS


Seismic station: Columbia College, Columbia, CA, USA (CMB/BK network) | Distance from quake: 309 km / 192 mi | Show on map | Station Info
Seismic station Columbia College, Columbia, CA, USA: vertical movement plot around time of quake (source: IRIS/BUD)
Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Source: IRIS Buffer of Uniform Data (BUD) webtool
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User reports for this quake (2)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Denver Colorado second floor (1492 km E of epicenter) [Map] / Very weak shaking (MMI II) : Was washing hands and felt vibration. Wave like. (reported through our app)  
Morgan Hill (359.6 km SSE of epicenter) [Map] / not felt (reported through our app)


[More info]

Recorded aftershocks, latest first (0 quake)

So far, no aftershocks have been registered.

Earlier earthquakes in the same area

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