{"name":"Chieftain Oil Drilling Activity in Barber County, Kansas","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/chieftain-oil/kansas/barber","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-08-06","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Chieftain Oil","operatorSlug":"chieftain-oil","state":"KS","county":"Barber","totalWells":286,"producingWells":256,"permits24mo":0,"spuds24mo":0,"ducCount":20,"topFormation":null,"rankInCounty":1,"firstPermitDate":"1956-10-22","lastPermitDate":"2022-07-13"}