{"name":"Ascent Resourcesmarcellus Drilling Activity in Jefferson County, Ohio","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/ascent-resourcesmarcellus/ohio/jefferson-oh","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-08-06","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Ascent Resourcesmarcellus","operatorSlug":"ascent-resourcesmarcellus","state":"OH","county":"Jefferson","totalWells":310,"producingWells":276,"permits24mo":18,"spuds24mo":12,"ducCount":12,"topFormation":"Utica","rankInCounty":1,"firstPermitDate":"2009-06-10","lastPermitDate":"2026-04-07"}