{"name":"Delta Oil Drilling Activity in Montmorency County, Michigan","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/delta-exploration-llc/michigan/montmorency","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-07-04","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Delta Oil","operatorSlug":"delta-exploration-llc","state":"MI","county":"Montmorency","totalWells":100,"producingWells":44,"permits24mo":0,"spuds24mo":0,"ducCount":0,"topFormation":"Antrim","rankInCounty":1,"firstPermitDate":"1975-01-02","lastPermitDate":"2016-09-08"}