{"name":"North Central Oil Drilling Activity in Fall River County, South Dakota","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/north-central-oil/southdakota/fallriver","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-09-04","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"North Central Oil","operatorSlug":"north-central-oil","state":"SD","county":"Fall River","totalWells":7,"producingWells":0,"permits24mo":0,"spuds24mo":0,"ducCount":6,"topFormation":null,"rankInCounty":8,"firstPermitDate":"1970-09-25","lastPermitDate":"1975-10-15"}