{"name":"Oasis Petroleum North America Drilling Activity in Mountrail County, North Dakota","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/oasis-petroleum-north-america/northdakota/mountrail","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-07-04","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Oasis Petroleum North America","operatorSlug":"oasis-petroleum-north-america","state":"ND","county":"Mountrail","totalWells":326,"producingWells":245,"permits24mo":36,"spuds24mo":22,"ducCount":35,"topFormation":"Bakken","rankInCounty":6,"firstPermitDate":"2008-03-14","lastPermitDate":"2026-03-27"}