{"name":"Patterson Energy Drilling Activity in Ellis County, Kansas","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/patterson-energy-corporation/kansas/ellis-ks","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-07-04","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Patterson Energy","operatorSlug":"patterson-energy-corporation","state":"KS","county":"Ellis","totalWells":429,"producingWells":357,"permits24mo":7,"spuds24mo":7,"ducCount":53,"topFormation":null,"rankInCounty":1,"firstPermitDate":"1951-04-15","lastPermitDate":"2026-05-29"}