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The Oklahoma earthquake swarms are an ongoing series of human activity-induced earthquakes affecting central Oklahoma, southern Kansas, northern Texas since 2009. [6] [7] [8] Beginning in 2009, the frequency of earthquakes in the U.S. state of Oklahoma rapidly increased from an average of fewer than two 3.0+ magnitude earthquakes per year since 1978 [9] to hundreds each year in the 2014–17 ...
The following is a list of historical earthquakes with epicenters located within the boundaries of Oklahoma. Only earthquakes of greater than or equal to magnitude 4.5 are included. Information pertaining to time, magnitude, epicenter, and depth is retrieved from the United States Geological Survey or, when USGS information is unavailable, the ...
Pages in category "2009 earthquakes" ... October 2009 Afghanistan earthquake; Oklahoma earthquake swarms (2009–present) P. 2009 West Papua earthquakes; S.
The largest earthquake on record in Oklahoma was a 5.8-magnitude jolt near Pawnee in September of 2016. A surge of quakes in Oklahoma and Kansas since 2009 has been linked to increased oil ...
2009 Oklahoma state budget; E. Oklahoma earthquake swarms (2009–present) J. Jamison family deaths; P. Picher, Oklahoma
In Oklahoma, the number of earthquakes in the last decade with a magnitude greater than 2.7 dropped from nearly 2,000 in 2015 to less than 40 last year, according to Oklahoma Geological Survey data.
The epicenter of Friday's quake nearly matched that of a 5.7 quake in 2011, and Oklahoma's strongest recorded earthquake happened 60 miles to the north in Pawnee with a magnitude of 5.8 in 2016.
Earthquakes in 2009 resulted in 1,853 fatalities. The 2nd Sumatra earthquake caused an estimated 1,117 deaths to that island, while other majors events struck Italy and Costa Rica . Also notable, the 2009 Samoa earthquake and tsunami registered an 8.1 on the moment magnitude scale , the most powerful earthquake in 2009.