{"name":"Upp Operating LLC Drilling Activity in Ellis County, Texas","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/upp-operating-llc/texas/ellis-tx","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-07-02","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Upp Operating LLC","operatorSlug":"upp-operating-llc","state":"TX","county":"Ellis","totalWells":20,"producingWells":20,"permits24mo":0,"spuds24mo":0,"ducCount":0,"topFormation":"Barnett","rankInCounty":2,"firstPermitDate":"2006-06-01","lastPermitDate":"2010-02-24"}