{"name":"Koch Exploration Company Drilling Activity in Corson County, South Dakota","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/koch-exploration-company/southdakota/corson","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-08-06","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Koch Exploration Company","operatorSlug":"koch-exploration-company","state":"SD","county":"Corson","totalWells":6,"producingWells":0,"permits24mo":0,"spuds24mo":0,"ducCount":6,"topFormation":null,"rankInCounty":2,"firstPermitDate":"1969-05-14","lastPermitDate":"1969-07-31"}