{"name":"Marathon Oil Company Drilling Activity in Harris County, Texas","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/marathon-oil-company/texas/harris","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-07-04","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Marathon Oil Company","operatorSlug":"marathon-oil-company","state":"TX","county":"Harris","totalWells":55,"producingWells":0,"permits24mo":0,"spuds24mo":0,"ducCount":1,"topFormation":null,"rankInCounty":4,"firstPermitDate":"1979-05-16","lastPermitDate":"1983-07-15"}