This data represents the Ministry of Natural Resources (MNR) administrative boundaries from 1997-2022. Ministry of Natural Resources (MNR) administrative areas divide Ontario into smaller organizational units. These units were used to manage ministry programs and resources at a district and regional level. Regional and district boundaries were originally created based on: * metes and bounds * topographic features * geographic townships boundaries * territorial district boundaries We made changes to district boundaries over time. We are no longer updating this data. It is best suited for historical research and analysis. __MNR regions__ MNR regions were created to help manage ministry programs and resources at a regional level. Regions consist of several districts. __MNR districts__ MNR regions were divided into smaller organizational units called districts. __MNR areas__ MNR districts were further divided into areas.