{"name":"Twain Energy LLC Drilling Activity in Harper County, Oklahoma","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/twain-energy-llc/oklahoma/harper","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-08-06","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Twain Energy LLC","operatorSlug":"twain-energy-llc","state":"OK","county":"Harper","totalWells":197,"producingWells":193,"permits24mo":0,"spuds24mo":0,"ducCount":1,"topFormation":null,"rankInCounty":2,"firstPermitDate":"1899-12-31","lastPermitDate":"2011-02-25"}