Ppwb.ca Website Review

The MAA provides for an equitable sharing of available waters for all eastward flowing streams that cross interprovincial boundaries, including lakes and serves to protect transboundary aquifers and surface water quality. > The most significant interjurisdictional water management > arrangement in Canada is the Master Agreement on Apportionment. Runoff from the eastern slopes of the Rocky Mountains is the major water supply for the large southern rivers of the Prairie Provinces. These rivers flow eastward across Alberta, Saskatchewan and Manitoba to empty into the Hudson Bay (see map of rivers and monitoring sites). The ownership of the waters of a river system flowing through several jurisdictions can give rise to water use problems because water use To ensure water resources are shared fairly, the Provinces of Alberta, Saskatchewan, and Manitoba and the Government of Canada created the Prairie Province Water Board in 1948. In 1969, the four governments changed how the Prairie Provinces Water Board operated by signing the established an intergovernmental framework to manage transboundary waters. The MAA is administered today by Environment and Climate share water equitably between the Prairie Provinces and to protect transboundary surface water quality and groundwater aquifers.