{"name":"Killam Oil Drilling Activity in Duval County, Texas","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/killam-oil-co-ltd/texas/duval","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-07-04","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Killam Oil","operatorSlug":"killam-oil-co-ltd","state":"TX","county":"Duval","totalWells":526,"producingWells":435,"permits24mo":1,"spuds24mo":0,"ducCount":53,"topFormation":"Wilcox Lobo","rankInCounty":2,"firstPermitDate":"1944-03-16","lastPermitDate":"2025-07-30"}