{"name":"Dome Petroleum Drilling Activity in Custer County, Montana","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/dome-petroleum/montana/custer-mt","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-08-06","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Dome Petroleum","operatorSlug":"dome-petroleum","state":"MT","county":"Custer","totalWells":5,"producingWells":0,"permits24mo":0,"spuds24mo":0,"ducCount":5,"topFormation":null,"rankInCounty":5,"firstPermitDate":"1979-12-30","lastPermitDate":"1980-11-23"}