{"name":"Van Fossan Mllc Drilling Activity in Jasper County, Illinois","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/van-fossan-mllc/illinois/jasper-il","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-08-06","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Van Fossan Mllc","operatorSlug":"van-fossan-mllc","state":"IL","county":"Jasper","totalWells":71,"producingWells":0,"permits24mo":0,"spuds24mo":0,"ducCount":0,"topFormation":null,"rankInCounty":7,"firstPermitDate":"1970-01-01","lastPermitDate":"1997-04-30"}