Weak mag. 2.3 earthquake - Lawrence County, 32 mi northwest of Jonesboro, Craighead County, Arkansas, USA, on Thursday, 18 Mar 2021 9:04 pm (GMT -5) -

Weak mag. 2.3 earthquake - Lawrence County, 32 mi northwest of Jonesboro, Craighead County, Arkansas, USA, on Thursday, 18 Mar 2021 9:04 pm (GMT -5)

Weak magnitude 2.3 earthquake at 3 km depth

19 Mar 02:36 UTC: First to report: USGS after 32 minutes.
19 Mar 02:54: Magnitude recalculated from 2.7 to 2.4. Hypocenter depth recalculated from 5.0 to 3.4 km (from 3.1 to 2.1 mi). Epicenter location corrected by 1.3 km (0.8 mi) towards WNW.
19 Mar 12:34: Magnitude recalculated from 2.4 to 2.3. Hypocenter depth recalculated from 3.4 to 2.8 km (from 2.1 to 1.7 mi).
Date & time: 19 Mar 2021 02:04:47 UTC -
Local time at epicenter: Thursday, 18 Mar 2021 9:04 pm (GMT -5)
Magnitude: 2.3
Depth: 2.8 km
Epicenter latitude / longitude: 36.11133°N / 91.175°W (Lawrence, Arkansas, United States)
Nearby towns and cities:
6 km (4 mi) WNW of Powhatan (pop: 69) --> See nearby quakes!
20 km (13 mi) WNW of Walnut Ridge (pop: 4,670) --> See nearby quakes!
25 km (15 mi) SW of Pocahontas (Randolph County) (pop: 6,440) --> See nearby quakes!
39 km (24 mi) ENE of Cave City (pop: 1,870) --> See nearby quakes!
42 km (26 mi) N of Tuckerman (pop: 1,760) --> See nearby quakes!
52 km (32 mi) NW of Jonesboro (pop: 73,900) --> See nearby quakes!
61 km (38 mi) W of Paragould (Greene County) (pop: 27,900) --> See nearby quakes!
148 km (92 mi) NW of Menfis (Tennessee) (pop: 655,800) --> See nearby quakes!
152 km (95 mi) NW of New South Memphis (Tennessee) (pop: 641,600) --> See nearby quakes!
182 km (113 mi) NNE of Little Rock (pop: 198,000) --> See nearby quakes!
Weather at epicenter at time of quake:
Overcast Clouds 6.4°C (44 F), humidity: 81%, wind: 8 m/s (15 kts) from NW
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 1.8 x 108 joules (49.4 kilowatt hours) More info
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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.
Mag.DepthLocationSource
2.32.8 km5 Km WNW of Powhatan, Arkansas, USAUSGS
2.75 kmARKANSAS, USAEMSC

User reports for this quake (5)

At magnitude 2.3, such a quake wouldn't normally be felt by people except under very favorable conditions.
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Black Rock Arkansas / Moderate shaking (MMI V) / vibration and rolling / 2-5 s : 3 to 5 seconds strong vibration then a rolling sensation then more vibration. Very, very loud. | 2 users found this interesting.  
near Hoxie, Lawrence, Arkansas (2.5 km NNW of epicenter) [Map] / Light shaking (MMI IV)
Powhatan AR / Weak shaking (MMI III) / rattling, vibrating / 2-5 s : loud boom, then rattling  
Powhatan AR / Weak shaking (MMI III) / rattling, vibrating / 2-5 s : loud boom, then rattling  
Powhatan AR / Weak shaking (MMI III) / rattling, vibrating / 2-5 s : loud boom, then rattling  
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