{"name":"Marathon Oil Company Drilling Activity in Wallace County, Kansas","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/marathon-oil-company/kansas/wallace","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-07-02","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Marathon Oil Company","operatorSlug":"marathon-oil-company","state":"KS","county":"Wallace","totalWells":26,"producingWells":3,"permits24mo":0,"spuds24mo":0,"ducCount":15,"topFormation":null,"rankInCounty":1,"firstPermitDate":"1985-08-08","lastPermitDate":"1989-03-26"}