Here are the counties that have received the most revenue through impact fees enacted on oil and gas drillers through Act 13 of 2012. Butler County ranks No. 11 out of the state’s 67 counties.

County - revenue

Bradford - $7.297 million

Washington - $4.696 million

Tioga - $4.386 million

Lycoming - $4.376 million

Susquehanna - $4.195 million

Green - $2.906 million

Westmoreland - $1.577 million

Fayette - $1.347 million

Philadelphia - $1.287 million

Allegheny - $1.173 million

Butler - $1.157 million

SOURCE: Pennsylvania Public Utility Commission