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Miscellaneous Field Studies Map 1143. United States Geological Survey. doi:10.3133/mf1143. "Subject Guides - Illinois Earthquakes". Western Illinois University ...
The 1968 Illinois earthquake (a New Madrid event) [4] was the largest recorded earthquake in the U.S. Midwestern state of Illinois. Striking at 11:02 a.m. on November 9, it measured 5.3 on the Richter scale. [5] Although no fatalities occurred, the event caused considerable structural damage to buildings, including the toppling of chimneys and ...
ShakeAlert is an earthquake early warning system (EEW) in the United States, developed and operated by the United States Geological Survey (USGS) and its partners. [1] As of 2021, the system issues alerts for the country's West Coast (specifically the states of California, Oregon and Washington ). It is expected that the system will be expanded ...
The New Madrid Seismic Zone (NMSZ), sometimes called the New Madrid Fault Line, is a major seismic zone and a prolific source of intraplate earthquakes (earthquakes within a tectonic plate) in the Southern and Midwestern United States, stretching to the southwest from New Madrid, Missouri . The New Madrid fault system was responsible for the ...
A magnitude 4.1 earthquake was reported Wednesday morning at 9:29 a.m. seven miles from Oakley, Calif., according to the U.S. Geological Survey.
A magnitude 3.6 earthquake rattled northern Illinois and parts of three other states early Wednesday, awakening some residents and spurring reports to 911 about homes shaking, the U.S. Geological ...
A magnitude 4.2 earthquake was felt widely across the nation's second largest city Friday and shook things off shelves near the epicenter in a small mountain community east of Los Angeles, but ...
The 2008 Illinois earthquake was one of the largest earthquakes ever recorded in the Midwest state of Illinois. This moderate strike-slip shock measured 5.2 on the moment magnitude scale and had a maximum Mercalli intensity of VII (Very strong). It occurred at 04:36:59 local time on April 18 near Bellmont and Mount Carmel, Illinois, within the ...