{"name":"Columbia Oil And Gas Company Drilling Activity in Midland County, Michigan","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/columbia-oil-and-gas-company/michigan/midland-mi","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-08-06","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Columbia Oil And Gas Company","operatorSlug":"columbia-oil-and-gas-company","state":"MI","county":"Midland","totalWells":20,"producingWells":0,"permits24mo":0,"spuds24mo":0,"ducCount":0,"topFormation":"Antrim","rankInCounty":6,"firstPermitDate":"1931-05-19","lastPermitDate":"1935-02-21"}