{"name":"Calvert Drilling Drilling Activity in Eddy County, North Dakota","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/calvert-drilling/northdakota/eddy-nd","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-08-06","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Calvert Drilling","operatorSlug":"calvert-drilling","state":"ND","county":"Eddy","totalWells":2,"producingWells":0,"permits24mo":0,"spuds24mo":0,"ducCount":2,"topFormation":null,"rankInCounty":2,"firstPermitDate":"1956-07-17","lastPermitDate":"1956-07-22"}