{"name":"Shell Oil Company Drilling Activity in Sierra County, New Mexico","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/shell-oil-company/newmexico/sierra","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":"NM","county":"Sierra","totalWells":1,"producingWells":0,"permits24mo":0,"spuds24mo":0,"ducCount":1,"topFormation":null,"rankInCounty":1,"firstPermitDate":"1964-12-22","lastPermitDate":"1964-12-22"}