Minor mag. 1.8 earthquake - 6 Km N of Black Rock, Arkansas, on Wednesday, Sep 8, 2021 10:28 pm (GMT -5) -
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Minor magnitude 1.8 earthquake at 15 km depth
9 Sep 13:00 UTC: First to report: USGS after 10 hours.
Local time at epicenter: Wednesday, Sep 8, 2021 10:28 pm (GMT -5)
Depth: 14.8 km
Epicenter latitude / longitude: 36.17°N / 91.0825°W (Arkansas, United States)
Antipode: 36.17°S / 88.918°E
Nearby towns and cities:
7 km (4 mi) N of Black Rock (pop: 625) --> See nearby quakes!
14 km (9 mi) SW of Pocahontas (Randolph County) (pop: 6,440) --> See nearby quakes!
16 km (10 mi) NW of Walnut Ridge (pop: 4,670) --> See nearby quakes!
41 km (26 mi) ESE of Cherokee Village (pop: 4,600) --> See nearby quakes!
50 km (31 mi) NW of Jonesboro (pop: 73,900) --> See nearby quakes!
54 km (34 mi) WNW of Paragould (Greene County) (pop: 27,900) --> See nearby quakes!
65 km (41 mi) NNE of Newport (Arkansas) (pop: 7,770) --> See nearby quakes!
67 km (42 mi) NE of Batesville (pop: 10,700) --> See nearby quakes!
90 km (56 mi) SW of Poplar Bluff (Butler County, Missouri) (pop: 17,300) --> See nearby quakes!
93 km (58 mi) SE of West Plains (Howell County, Missouri) (pop: 12,300) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 3.2 x 107 joules (8.78 kilowatt hours) | about seismic energy
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||15 km||6 Km N of Black Rock, Arkansas||USGS|