{"name":"Tenneco Oil Company Drilling Activity in Grand County, Utah","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/tenneco-oil-company/utah/grand-ut","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-08-06","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Tenneco Oil Company","operatorSlug":"tenneco-oil-company","state":"UT","county":"Grand","totalWells":36,"producingWells":1,"permits24mo":0,"spuds24mo":0,"ducCount":16,"topFormation":"Mancos-Dakota","rankInCounty":6,"firstPermitDate":"1978-04-03","lastPermitDate":"1982-06-30"}