Map by USGS About 4 hours later, the USGS received more than 2500 reports of people feeling the quake, including areas as far north as Springfield, Mo., as far east as West Plains, Mo., and near Mountain Home, Ark. The AGS conducts studies on soil and sediment to determine fault lines and earthquake potential. The earthquake zone has been active for hundreds of years. The fault line runs roughly 150 miles from Arkansas into Missouri and Illinois. The quake hit at 1:42 a.m. near Gassville, Arkansas, around the Missouri border. What if another series of major earthquakes were to strike this region again? A previously unknown fault in eastern Arkansas could trigger a magnitude 7 earthquake in the cotton fields of the upper South with an epicenter near a natural gas pipeline, a scientist said. And while earthquakes and fault lines are uncommon in the Ark La Tex, they do occur. Most Arkansas earthquakes occur in the state's northeast corner in the New Madrid Seismic Zone, but Al-Shukri said the Marianna fault was not connected because it was too far from the temblors caused by that zone.>>

Map by USGS USGS says Arkansas has experienced three earthquakes in the past seven days and 218 earthquakes in the past year. The fault line continues to be active, with evidence of major earthquakes occurring in the past about every 200–300 years. The Marianna Fault is a fault located in the Crowley's Ridge area west of Marianna in eastern Arkansas.. HVO recorded 44 small-magnitude earthquakes beneath Mauna Loa volcano's upper elevations. 3.9 magnitude earthquake 2010-11-20 19:06:35 UTC at 19:06 November 20, 2010 UTC Location: Epicenter at 35.319, -92.303 12.2 km from Greenbrier (7.2 miles) Survey finds earthquake potential in Arkansas. <Small tremors are regularly felt in Arkansas, Missouri, and Tennessee. The largest earthquake in Arkansas, United States: this week: 1.7 in Salina , Oklahoma , United States this month: 2.8 in El Dorado , Arkansas , United States Latest earthquakes in Arkansas, USA Earthquake list: past 30 days (3 quakes) ... Roger's arkansas 513 s dodson rd / MMI III (Weak shaking): Big boom like explosion seemed to come from the east. We just had an earthquake here in arkansas,woke everyone up,kids running out of house thinking it was going to fall in. Written accounts from eyewitnesses to this earthquake are quite remarkable, see more details below. Same happened again 5 min later. In the early 1800's, a series of magnitude 8 earthquakes occured. Located in the "Boot Heel" of Southeast Missouri, the town of New Madrid sits on a major fault that extends into Arkansas. Would your business or family be prepared? Re: Scientists Discover New Fault Line in Arkansas « Reply #7 on: January 17, 2010, 01:09:07 AM » Cool 20 minute video from PBS about earthquakes in the midwest Think of the New Madrid fault zone located in northeastern Arkansas and western Tennessee. Only lasted .5 second before going away.

This map courtesy of the U.S. Geological Survey (USGS) shows the major earthquake hazard areas within the United States based on fault lines: Lol that will wake you up for sure lol. Arkansas has more earthquakes than you think! Arkansas State Maps. Some may be curious of the U.S. fault lines with earthquakes in the news lately. A M3.7 earthquake hit the New Madrid Fault Zone in Gassville, Arkansas on April 12, 2019. This particular fault line separates the hilly west and the low lying east. These earthquakes happened in the New Madrid seismic zone (NMSZ), an active fault system that extends from Cairo, Illinois to Marked Tree, Arkansas. The discovery was first announced by seismologists on January 21, 2009. UALR Arkansas Earthquake Center - Map of Arkansas Earthquake Epicenters - Historicalearthquakes, recorded events, known earthquake hazards, previous earthquakes, existing hazards, other faults, fault lines, new fault systems ... Shaded Relief Map of Arkansas Wall-size map that shows county boundaries, major cities and some highways and national forest boundaries. A 3.7 magnitude earthquake rumbled parts of southern Missouri and northern Arkansas early Thursday, Sept. 12.