{"name":"Sm Energy Company Drilling Activity in Upton County, Texas","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/sm-energy-company/texas/upton","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-07-04","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Sm Energy Company","operatorSlug":"sm-energy-company","state":"TX","county":"Upton","totalWells":515,"producingWells":438,"permits24mo":39,"spuds24mo":33,"ducCount":27,"topFormation":"Thirty-One Carbonate-Chert","rankInCounty":8,"firstPermitDate":"1985-08-09","lastPermitDate":"2026-03-13"}