{"name":"Gulf Refining Company Drilling Activity in Tuscola County, Michigan","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/gulf-refining-company/michigan/tuscola","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-09-04","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Gulf Refining Company","operatorSlug":"gulf-refining-company","state":"MI","county":"Tuscola","totalWells":13,"producingWells":0,"permits24mo":0,"spuds24mo":0,"ducCount":0,"topFormation":"Antrim","rankInCounty":2,"firstPermitDate":"1943-06-24","lastPermitDate":"1944-01-20"}