{"name":"Birk Darrinllc Drilling Activity in Coffey County, Kansas","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/birk-darrinllc/kansas/coffey","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-09-04","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Birk Darrinllc","operatorSlug":"birk-darrinllc","state":"KS","county":"Coffey","totalWells":296,"producingWells":207,"permits24mo":0,"spuds24mo":0,"ducCount":75,"topFormation":null,"rankInCounty":4,"firstPermitDate":"1970-11-24","lastPermitDate":"2017-10-02"}