{"name":"Northwestern Drilling Activity in Hill County, Montana","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/northwestern/montana/hill","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":"Hill","totalWells":600,"producingWells":571,"permits24mo":0,"spuds24mo":0,"ducCount":29,"topFormation":"Niobrara Fm","rankInCounty":1,"firstPermitDate":"1941-08-26","lastPermitDate":"2010-09-21"}