{"name":"G & J Oil Company Drilling Activity in Montgomery County, Kansas","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/g-j-oil-company/kansas/montgomery","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-09-04","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"G & J Oil Company","operatorSlug":"g-j-oil-company","state":"KS","county":"Montgomery","totalWells":275,"producingWells":197,"permits24mo":4,"spuds24mo":4,"ducCount":28,"topFormation":"Excello-Mulky","rankInCounty":6,"firstPermitDate":"1964-03-23","lastPermitDate":"2024-10-21"}