{"name":"Northwestern Drilling Activity in Blaine County, Montana","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/northwestern/montana/blaine-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":"Northwestern","operatorSlug":"northwestern","state":"MT","county":"Blaine","totalWells":754,"producingWells":699,"permits24mo":0,"spuds24mo":0,"ducCount":55,"topFormation":"Niobrara Fm","rankInCounty":1,"firstPermitDate":"1939-10-08","lastPermitDate":"2010-08-12"}