{"name":"Delta Petroleum Drilling Activity in McCone County, Montana","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/delta-petroleum/montana/mccone","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-08-06","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Delta Petroleum","operatorSlug":"delta-petroleum","state":"MT","county":"McCone","totalWells":8,"producingWells":4,"permits24mo":0,"spuds24mo":0,"ducCount":4,"topFormation":null,"rankInCounty":8,"firstPermitDate":"1959-06-22","lastPermitDate":"1966-07-18"}