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 Muskingum Watershed Conservancy District on Friday approved a third short-term water sale from Seneca Lake in southeast Ohio with Antero Resources.
The Colorado-based company will pay $4.25 per thousand gallons from November through January.
There is a daily maximum limit of 2 million gallons.
The price was negotiated between the agency and Antero Resources.
The sale comes at a time when the reservoir in Noble and Guernsey counties will be lowered for the winter.
The sale has come under fire from a grass-roots group. The district has also been sued because of the water sales and its land leasing fwith drillers.
Antero Resources is relying on multiple water sources in southeastern Ohio.