{"name":"Exxon Mobil Drilling Activity in Valley County, Montana","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/exxon-mobil-corporation/montana/valley","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-07-04","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Exxon Mobil","operatorSlug":"exxon-mobil-corporation","state":"MT","county":"Valley","totalWells":47,"producingWells":15,"permits24mo":0,"spuds24mo":0,"ducCount":31,"topFormation":"Bakken","rankInCounty":2,"firstPermitDate":"1980-11-12","lastPermitDate":"1986-09-05"}