Preliminary Screenings

Date	Company / Development	Screener / File Number(s)	Document(s)
July 22, 2019	Canadian Zinc Corporation Prairie Creek Mine Winter Road phase 1 staging area	Mackenzie Valley Land and Water Board MV2019T0021	Preliminary Screening notificationJul 22, 2019 Preliminary Screening exemption, reasons for decision, Land Use Permit - (staging)Sep 4, 2019
March 3, 2019	Canadian Zinc Corporation Prairie Creek Mine all-season road permits and licences.	Mackenzie Valley Land and Water Board MV2014F0013 Mackenzie Valley Land and Water Board MV2014L8-0006 Mackenzie Valley Land and Water Board MV2019L8-0002 Parks Canada PC2014F0013 Parks Canada PC2014L8-0006	CanZinc Preliminary screening determination - Prairie Creek All-season RoadAug 20, 2019 Preliminary Screening ReportAug 8, 2019 MVLWB Reasons for DecisionDec 10, 2019