{"name":"Greylock Production Drilling Activity in Uintah County, Utah","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/greylock-energy/utah/uintah","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-08-06","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Greylock Production","operatorSlug":"greylock-energy","state":"UT","county":"Uintah","totalWells":1469,"producingWells":1354,"permits24mo":1,"spuds24mo":0,"ducCount":54,"topFormation":"Mesaverde-Wasatch","rankInCounty":2,"firstPermitDate":"1959-04-10","lastPermitDate":"2026-04-24"}