{"name":"Pillar Energy Drilling Activity in Mason County, West Virginia","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/pillar-energy/westvirginia/mason","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-09-04","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Pillar Energy","operatorSlug":"pillar-energy","state":"WV","county":"Mason","totalWells":108,"producingWells":108,"permits24mo":0,"spuds24mo":0,"ducCount":0,"topFormation":"Medina-Clinton-Tuscarora","rankInCounty":1,"firstPermitDate":"1962-12-07","lastPermitDate":"2012-01-12"}