{"name":"Creston Oil Drilling Activity in Calhoun County, West Virginia","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/creston-oil/westvirginia/calhoun-wv","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-09-04","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Creston Oil","operatorSlug":"creston-oil","state":"WV","county":"Calhoun","totalWells":254,"producingWells":251,"permits24mo":0,"spuds24mo":0,"ducCount":0,"topFormation":"Marcellus","rankInCounty":3,"firstPermitDate":"1914-02-13","lastPermitDate":"2008-07-22"}