{"name":"Tracker Mineral Drilling Activity in Callahan County, Texas","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/tracker-mineral/texas/callahan","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-08-04","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Tracker Mineral","operatorSlug":"tracker-mineral","state":"TX","county":"Callahan","totalWells":59,"producingWells":25,"permits24mo":0,"spuds24mo":0,"ducCount":21,"topFormation":"Barnett","rankInCounty":5,"firstPermitDate":"1975-05-23","lastPermitDate":"2022-06-14"}