{"name":"Hanley & Bird Drilling Activity in Jefferson County, Pennsylvania","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/hanley-bird/pennsylvania/jefferson-pa","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-08-06","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Hanley & Bird","operatorSlug":"hanley-bird","state":"PA","county":"Jefferson","totalWells":149,"producingWells":35,"permits24mo":0,"spuds24mo":0,"ducCount":28,"topFormation":"Marcellus","rankInCounty":5,"firstPermitDate":"1958-07-21","lastPermitDate":"2009-09-11"}