Minor mag. 1.8 earthquake - 7 Km SE of Marston, Missouri, USA on Monday, 21 September 2020
21 Sep 18:20 UTC: First to report: USGS after 1 hour and 51 minutes.
Diepte: 7.7 km
Epicenter latitude / longitude: 36.4795°N / 89.54283°W (Missouri, United States)
Nearby towns and cities:
8 km (5 mi) SE of Marston (pop: 500)
11 km (7 mi) SE of Howardville (pop: 400)
12 km (7 mi) S of New Madrid (pop: 3,000)
126 km (78 mi) NE of Jonesboro (pop: 73,900)
155 km (96 mi) NE of Memphis (pop: 655,800)
162 km (100 mi) NE of New South Memphis (pop: 641,600)
Primary data source: USGS
Estimated released energy: 3.2 x 107 joules (8.78 kilowatt hours) [learn more]
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.
|Tijd||Mag. / Diepte||Locatie||Bron|
|Mon, 21 Sep 16:28 UTC||M 1.8 / 7.7 km||7 Km SE of Marston, Missouri, 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, this quake was too small to be felt by humans, but it was recorded instrumentally.