{"name":"Ineos USA Oil & Gas LLC Drilling Activity in Mcmullen County, Texas","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/ineos-usa-oil-gas-llc/texas/mcmullen","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-07-04","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Ineos USA Oil & Gas LLC","operatorSlug":"ineos-usa-oil-gas-llc","state":"TX","county":"Mcmullen","totalWells":495,"producingWells":470,"permits24mo":11,"spuds24mo":11,"ducCount":25,"topFormation":"Austin Chalk","rankInCounty":2,"firstPermitDate":"2010-04-21","lastPermitDate":"2025-12-16"}