Moderate mag. 4.0 earthquake - 0.8 mi west of Cooter, Pemiscot County, Missouri, USA, on Wednesday, April 01, 2015 22:51:43

Moderate mag. 4.0 earthquake - 0.8 mi west of Cooter, Pemiscot County, Missouri, USA, on Wednesday, April 01, 2015 22:51:43

Moderate magnitude 4.0 earthquake at 11 km depth

2 Apr 04:10 UTC: First to report: USGS after 18 minutes.
Hypocenter depth recalculated from 11.7 to 10.9 km.
Date & time: 2 Apr 2015 03:51:43 UTC
Local time at epicenter: Wednesday, April 01, 2015 22:51:43
Magnitude: 4
Depth: 10.9 km
Epicenter latitude / longitude: 36.0465°N / 89.825°W (Pemiscot, Missouri, United States)
Nearby towns and cities:
1 km (1 mi) W of Cooter (pop: 442) --> See nearby quakes!
16 km (10 mi) NNE of Blytheville (Mississippi County, Arkansas) (pop: 14,700) --> See nearby quakes!
22 km (14 mi) SW of Caruthersville (Pemiscot County) (pop: 5,930) --> See nearby quakes!
30 km (18 mi) SE of Kennett (Dunklin County) (pop: 10,700) --> See nearby quakes!
40 km (25 mi) W of Dyersburg (Dyer County, Tennessee) (pop: 16,800) --> See nearby quakes!
60 km (38 mi) E of Paragould (Greene County, Arkansas) (pop: 27,900) --> See nearby quakes!
82 km (51 mi) ENE of Jonesboro (Arkansas) (pop: 73,900) --> See nearby quakes!
102 km (63 mi) N of Menfis (Tennessee) (pop: 655,800) --> See nearby quakes!
109 km (68 mi) N of New South Memphis (Tennessee) (pop: 641,600) --> See nearby quakes!
350 km (217 mi) SE of Jefferson City (pop: 43,200) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 6.3 x 1010 joules (17.5 megawatt hours, equivalent to 15.1 tons of TNT) 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
4.010.9 km3km SSW of Steele, MissouriUSGS
4.011 km SOUTHEASTERN MISSOURIEMSC

User reports for this quake (47)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Skullbone, TN / Weak shaking (MMI III) : Heard a boom then felt shaking. Was in upstairs bedroom in bed. Glass in closet doors were rattling.   
humboldt, tn (87.8 km ESE of epicenter) [Map] / Light shaking (MMI IV)
Morristown TN 37814 / Weak shaking (MMI III)
Dyer, Tn. / Weak shaking (MMI III) : Sounded like an animal under my house beneath where I was sitting. Felt like something was behind my couch where I was sitting.  
Huntingdon, Tennessee 38344 / Very weak shaking (MMI II)
Newbern, TN / Light shaking (MMI IV) : Felt a light to moderate shaking whereby my bed shook. An earthquake immediately came to mind.   
Jackson, TN / Light shaking (MMI IV) : I was working at my computer - in a room with cases of collectibles. At approximately 10:52, I heard a rumbling that, at first, sounded like a very large truck passing the house. Then, I actually felt the mild vibration and heard the noise of the house and collectibles rattling slightly. This was the strongest tremor that I have felt in our area in the last 35 years.  
Sharon, TN / Weak shaking (MMI III)
255 Mitchell Ln. Henderson, TN / Weak shaking (MMI III) : Laying on couch reading and felt a vibration that increased to a noticeable rumble before fading out. It was never more than a heavy vibration and maybe lasted 6-7 seconds. At first I thought a large truck was driving by, but it was in the house (and there was no vehicle going by).   
Humboldt,Tennessee / Light shaking (MMI IV) : I was awake in bed downloading music on my phone when I heard a low rumble,followed by the vibration of windows and my bedside lamp shaking for what seemed like about 5 - 8 seconds  
745 Highfield Rd. McKenzie,TN / Light shaking (MMI IV) : I was awakened by the shaking which lasted 3 to 4 seconds.   
Henderson, TN (125.4 km ESE of epicenter) [Map] / Very weak shaking (MMI II)
milan, tn / Weak shaking (MMI III)
Media TN / Very weak shaking (MMI II)
1mi south of Huntingdon tn / Very weak shaking (MMI II) : Laying on couch and felt couch vibrating slightly.   
Germantown tn / Light shaking (MMI IV)
Jackson TN / Light shaking (MMI IV)
Martin tn / Weak shaking (MMI III)
Memphis TN (99.3 km S of epicenter) [Map] / Light shaking (MMI IV) : From midtown Memphis TN. On second story of house, was a 2–3 second jolt. Felt side to side movement.   
Cape Girardeau, MO (141.3 km N of epicenter) [Map] / Weak shaking (MMI III) : Almost like it was accompanied by a boom...thought it was a thunderstorm at first.  
Milan, TN / Light shaking (MMI IV)
ridgely tennessee / Light shaking (MMI IV) : Was sitting on couch and lamps starting rattling.I could feel a small movement on couch.sounded like a large semi truck passing by fast .sounded loud.I thought a tornado was coming just from the sound like a rumble  
Ripley, TN / Moderate shaking (MMI V)
Herrin, IL 62948 / Weak shaking (MMI III) : Shaking slightly more aggressive than a washing machine off balance.  
Milan, TN / Strong shaking (MMI VI)
Dyersburg Tn / Strong shaking (MMI VI)
Milan tn / Moderate shaking (MMI V)
Medina tennessee / Very weak shaking (MMI II)
Metropolis Illinois city limits / Light shaking (MMI IV) : Felt like I was rocking side to side in large chair and rattled things on the tables and shelves. Metropolis Il city limits  
Ripley, TN / Moderate shaking (MMI V)
huntingdon, tn / Weak shaking (MMI III)
Covington tn / Light shaking (MMI IV)
Parsons (United States, 160 km E of epicenter) : Very noticeable lightly intense vibration (reported through EMSC)  
Collierville (United States, 113 km S of epicenter) : Was laying in bed watching TV and the bed felt as if was riding waves. Open doors swung back and forth. (reported through EMSC)  
Memphis (United States, 102 km S of epicenter) : First assumed it was a train changing tracks, but there was no noise and the shaking seemed to come through the floors. Was puzzled until reading the reports. (reported through EMSC)  
Mason (United States, 76 km S of epicenter) : I heard a low rumble followed by a slight vibration of the house. (reported through EMSC)  
Camden (United States, 156 km E of epicenter) : I was sitting down and was like hitting under the floor about 3 times not in sound but the way it felt! My dog was asleep and he felt it woke him up! (reported through EMSC)  
Bartlett (United States, 94 km S of epicenter) : Light steady shaking (reported through EMSC)  
Gideon (United States, 45 km NW of epicenter) : A very short solid vibe (reported through EMSC)  
Dyersburg (United States, 40 km E of epicenter) : Around 10:50-11pm (reported through EMSC)  
Hayti (United States, 22 km N of epicenter) : It felt like someone hit my house with a truck (reported through EMSC)  
Murphysboro (United States, 196 km N of epicenter) : It sounded like someone was stomping around in the attic. A few things on the shelves rattled, and it woke up 2 kids. (reported through EMSC)  
Paducah (United States, 160 km NE of epicenter) : No, just a quick shake like someone rattled my chair (reported through EMSC)  
Walls (United States, 124 km S of epicenter) : I'm not even sure if I really felt it. I was laying in bed. Everyone, even pets, are sleeping. I felt w vibration and it sounded like the bookshelf & desk in my room moved. It lasted only a second or two. (reported through EMSC)  
Memphis (United States, 102 km S of epicenter) : House slightly shook for several seconds (reported through EMSC)  
Memphis (United States, 102 km S of epicenter) : No (reported through EMSC)  
Arlington (United States, 85 km S of epicenter) : I was sitting on a couch and then it started to shake. I felt a massage type of feeling in my spine. (reported through EMSC)  
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