Minor mag. 1.8 earthquake - 13km S of Mariposa, CA, USA, on Tuesday, 23 March 2021 at 23:36 (GMT) -
Quake Data | Interactive map | User Reports | Earlier quakes in same area | Quakes in the US| California | California
Minor magnitude 1.8 earthquake at 27 km depth
24 Mar 04:38 UTC: First to report: USGS after 5 hours.
Date & time: 23 Mar 2021 23:36:33 UTC -
Depth: 27.1 km
Epicenter latitude / longitude: 37.36767°N / 119.99483°W (California, United States)
Nearest volcano: Mammoth Mountain (90 km / 56 mi)
Nearby towns and cities:
12 km (7 mi) SE of Catheys Valley (pop: 825) --> See nearby quakes!
13 km (8 mi) S of Mariposa (pop: 2,170) --> See nearby quakes!
36 km (22 mi) NE of Chowchilla (Madera County) (pop: 18,500) --> See nearby quakes!
44 km (27 mi) E of Merced (pop: 82,400) --> See nearby quakes!
46 km (28 mi) N of Madera (pop: 64,200) --> See nearby quakes!
66 km (41 mi) NNW of Clovis (pop: 104,200) --> See nearby quakes!
72 km (45 mi) NNW of Fresno (pop: 520,100) --> See nearby quakes!
77 km (48 mi) E of Turlock (pop: 72,300) --> See nearby quakes!
93 km (58 mi) ESE of Modesto (pop: 211,300) --> See nearby quakes!
132 km (82 mi) ESE of Stockton (pop: 305,700) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 3.2 x 107 joules (8.78 kilowatt hours) 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.
|1.8||27 km||13km S of Mariposa, CA, USA||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.At magnitude 1.8, such a quake wouldn't normally be felt by people, but could be recorded instrumentally.