{"name":"Chevron Drilling Activity in Sonoma County, California","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/chevron/california/sonoma","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-07-02","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Chevron","operatorSlug":"chevron","state":"CA","county":"Sonoma","totalWells":4,"producingWells":0,"permits24mo":0,"spuds24mo":0,"ducCount":4,"topFormation":null,"rankInCounty":1,"firstPermitDate":"1942-03-17","lastPermitDate":"1953-07-15"}