{"name":"Shell Oil Company Drilling Activity in Harding County, South Dakota","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/shell-oil-company/southdakota/harding","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-09-04","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Shell Oil Company","operatorSlug":"shell-oil-company","state":"SD","county":"Harding","totalWells":13,"producingWells":0,"permits24mo":0,"spuds24mo":0,"ducCount":11,"topFormation":"Judith River- Eagle","rankInCounty":5,"firstPermitDate":"1955-02-01","lastPermitDate":"1960-01-12"}