{"name":"Marathon Oil Company Drilling Activity in Dunn County, North Dakota","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/marathon-oil-company/northdakota/dunn","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":"ND","county":"Dunn","totalWells":802,"producingWells":709,"permits24mo":33,"spuds24mo":52,"ducCount":29,"topFormation":"Bakken","rankInCounty":2,"firstPermitDate":"1982-03-25","lastPermitDate":"2025-01-15"}