{"name":"Xto Energy Drilling Activity in Butler County, Pennsylvania","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/xto-energy-inc/pennsylvania/butler-pa","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-07-02","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Xto Energy","operatorSlug":"xto-energy-inc","state":"PA","county":"Butler","totalWells":287,"producingWells":192,"permits24mo":0,"spuds24mo":0,"ducCount":10,"topFormation":"Marcellus","rankInCounty":1,"firstPermitDate":"2005-11-23","lastPermitDate":"2022-09-08"}