The U.S. rotary rig count is 1,757 rigs, up nine from the June 28 count, reports Baker Hughes Inc., the Houston-based company that tracks rig counts.
In addition, Canada had 218 works at work, an increase of eight.
Texas leads the list with 835 rigs. That's down 92 from a year earlier.
No. 2 is North Dakota with 177 rigs, followed by Oklahoma with 174 rigs.
Other rig counts are: Louisiana, 103; New Mexico, 78; Colorado, 66; Pennsylvania, 53; Wyoming, 49, California, 40; West Virginia, 25; Arkansas, 14; and Alaska, 8.
Ohio is not on the Baker Hughes list, but the Ohio Department of Natural Resources reports that 32 rigs are working in Ohio.
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.