{"name":"Upp Operating LLC Drilling Activity in Sutton County, Texas","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/upp-operating-llc/texas/sutton","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-07-04","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Upp Operating LLC","operatorSlug":"upp-operating-llc","state":"TX","county":"Sutton","totalWells":5535,"producingWells":5501,"permits24mo":14,"spuds24mo":0,"ducCount":33,"topFormation":"Ozona Canyon","rankInCounty":1,"firstPermitDate":"1975-02-20","lastPermitDate":"2025-12-15"}