Chesapeake Energy Corp,the Oklahoma-based firm is the No. 1 driller in Ohio.
Rig Count Interactive Map by Baker Hughes, an energy services company.
Shale Sheet Fracking, a Youngstown Vindicator blog.
The Ohio Environmental Council, a statewide eco-group based in Columbus.
Earthjustice, a national eco-group.
People's Oil and Gas Collaborative-Ohio, a grass-roots group in Northeast Ohio.
Concerned Citizens of Medina County, a grass-roots group.
No Frack Ohio, a Columbus-based grass-roots group.
Fracking: Gas Drilling's Environmental Threat by ProPublica, an online journalism site.
Pipeline, blog from Pittsburgh Post-Gazette on Marcellus shale drilling.
Allegheny Front, environmental public radio for Western Pennsylvania.
The location of a gas processing plant near Youngstown has finally been pinned down.
NiSource Inc. and Hilcorp Energy will build the $150 million plant near New Middleton in southeast Mahoning County.
The plant, expected to be open by Dec. 31, is off State Line Road in Springfield Township.
Construction is expected to begin abhout June 1.
An additional $150 million in gas-collecting pipelines are planned in Ohio and western Pennsylvania.
The processing plant may be expanded in the future.
The overall project could have $1 billion price tag, according to officials.
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