{"name":"L & J Operating Drilling Activity in Fall River County, South Dakota","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/l-j-exploration-llc/southdakota/fallriver","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-08-06","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"L & J Operating","operatorSlug":"l-j-exploration-llc","state":"SD","county":"Fall River","totalWells":10,"producingWells":3,"permits24mo":0,"spuds24mo":0,"ducCount":6,"topFormation":null,"rankInCounty":4,"firstPermitDate":"1979-10-15","lastPermitDate":"2000-05-31"}