Other notable New Madrid Seismic Zone earthquakes in Arkansas include an estimated magnitude 6.0 earthquake reported near the town of Marked Tree on January 4, 1843. Marked Tree, AR has a moderate earthquake risk, with a total of 62 earthquakes since 1931. Whereas the 1811-1812 sequence occurred at a time when westwardexpansion had just barely begun, the population of the centraland eastern United States increased dramatically over the followingthree decades [ref]. An estimated M6.0 earthquake was reported near the town of Marked Tree, Arkansas on January 4, 1843. It is a favorite water fowl … Created as a result of the New Madrid earthquakes of 1811 and 1812, the sunken lands extend along the St. Francis River floodway through Poinsett, Craighead and Greene counties. A M5.0 earthquake was recorded on March 24, 1976 in Poinsett County. The 1843 Marked Tree, Arkansas, and 1895 Charleston, Missouri Earthquakes. An estimated M6.0 earthquake was reported near the town of Marked Tree, Arkansas on January 4, 1843. The largest earthquake in Marked Tree: this month: 1.7 in Luxora , Arkansas , United States. Sorted: Recent. 1976-03-25 00:41:20 UTC 4.9 magnitude, 15 km depth Marked Tree, Arkansas, United States 4.9 magnitude earthquake 1976-03-25 00:41:20 UTC at 00:41 March 25, 1976 UTC The USGS database shows that there is a 16.99% chance of a major earthquake within 50km of Marked Tree, AR within the next 50 years. This earthquake caused the land to subside, which formed new lakes, and it damaged chimneys and brick structures. The intensity data bases for the othertwo significant New Madrid events of the 19th century-the 1843 Marked Tree,Arkansas …

The earthquakes and aftershocks caused extensive damage throughout northeast Arkansas and southeast Missouri, altering the landscape, affecting settlement of … Named for a small town on a bend of the Mississippi River near the junction of Missouri, Kentucky and Tennessee, the New Madrid seismic zone forms a zig-zag pattern from Cairo, IL, southwest to New Madrid, MO, then southeast to Ridgely, TN, and from Caruthersville, MO southwest to Marked Tree, AR. The St. Francis river is adjacent to the Marked Tree city limits. Earthquake Information for Marked Tree, Arkansas. The largest earthquake within 30 miles of Marked Tree, AR was a 4.9 Magnitude in 1976.

The New Madrid Earthquakes took place between December 1811 and April 1812 along an active fault line that extends roughly from Marked Tree (Poinsett County) in a northeasterly direction, crossing several states for about 150 miles. this year: 3.7 in Gassville , Arkansas , United States. This earthquake caused the land to subside forming new lakes and did damage to chimneys and brick structures (Jackson, 1979). About 150 earthquakes occur each year in this 200 mile long, 15 mile wide band. Since that time, at least 20 damaging earthquakes have occurred in the NMSZ (Nuttli, 1982). This earthquake caused the land to subside forming new lakes and did damage to chimneys and brick structures (Jackson, 1979).