{"name":"Seneca Resources Drilling Activity in Tioga County, Pennsylvania","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/seneca-resources/pennsylvania/tioga","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-08-06","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Seneca Resources","operatorSlug":"seneca-resources","state":"PA","county":"Tioga","totalWells":822,"producingWells":556,"permits24mo":57,"spuds24mo":54,"ducCount":197,"topFormation":"Marcellus","rankInCounty":1,"firstPermitDate":"1992-08-14","lastPermitDate":"2026-07-30"}