{"name":"Callon Petroleum Company Drilling Activity in Simpson County, Mississippi","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/callon-petroleum-operating-co/mississippi/simpson-ms","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-07-04","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Callon Petroleum Company","operatorSlug":"callon-petroleum-operating-co","state":"MS","county":"Simpson","totalWells":20,"producingWells":11,"permits24mo":0,"spuds24mo":0,"ducCount":0,"topFormation":null,"rankInCounty":2,"firstPermitDate":"1972-12-14","lastPermitDate":"1985-11-21"}