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Ohio produces three billion dollars worth of natural gas and $844 million of oil annually. Coal deposits were first recognized in the 1740s by early settlers and were mapped as early as 1752. Decreased demand due to increased natural gas production has reduced coal mining in the 2010s, although one underground mine and three surface mines ...
Seismic data acquisition is the first of the three distinct stages of seismic exploration, the other two being seismic data processing and seismic interpretation. [ 28 ] Seismic surveys are typically designed by National oil companies and International oil companies who hire service companies such as CGG , Petroleum Geo-Services and WesternGeco ...
Although few have registered as noticeable to the average resident, more than 200 earthquakes with a magnitude of 2.0 or higher have occurred in Ohio since 1776. [114] The Western Ohio Seismic Zone and a portion of the Southern Great Lakes Seismic Zone are located in the state, and numerous faults lie under the surface. [114] [115]
Isoseismal map for the 1968 Illinois earthquake. In seismology, an isoseismal map is used to show countour lines of equally felt seismic intensity, generally measured on the Modified Mercalli scale. Such maps help to identify earthquake epicenters, particularly where no instrumental records exist, such as for historical earthquakes.
The earthquake originated roughly four miles southeast of Madison, Lake County, and could be felt as far away as Akron, Lorain and Erie, Pennsylvania. Northeast Ohio shook by 3.6 magnitude ...
On January 31, 1986, at 11:46 EST (16:46 UTC), an earthquake of M b 5.0 struck 40 kilometres (25 mi) east of Cleveland, Ohio, and about 17 kilometres (11 mi) south of the Perry Nuclear Power Plant. [1]
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