{"name":"Calnrg Operating LLC Drilling Activity in Ventura County, California","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/calnrg-operating-llc/california/ventura","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-08-06","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Calnrg Operating LLC","operatorSlug":"calnrg-operating-llc","state":"CA","county":"Ventura","totalWells":2122,"producingWells":1561,"permits24mo":84,"spuds24mo":0,"ducCount":129,"topFormation":"Monterey","rankInCounty":1,"firstPermitDate":"1882-03-18","lastPermitDate":"2026-07-10"}