{"name":"Schenk S B Drilling Activity in Madison County, Illinois","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/schenk-s-b/illinois/madison-il","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-09-04","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Schenk S B","operatorSlug":"schenk-s-b","state":"IL","county":"Madison","totalWells":62,"producingWells":0,"permits24mo":0,"spuds24mo":0,"ducCount":0,"topFormation":null,"rankInCounty":5,"firstPermitDate":"1970-01-01","lastPermitDate":"2011-09-14"}