{"name":"Shell Oil Company Drilling Activity in Madera County, California","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/shell-oil-company/california/madera","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-08-06","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Shell Oil Company","operatorSlug":"shell-oil-company","state":"CA","county":"Madera","totalWells":23,"producingWells":0,"permits24mo":0,"spuds24mo":0,"ducCount":23,"topFormation":null,"rankInCounty":2,"firstPermitDate":"1953-08-19","lastPermitDate":"1954-04-15"}