Use Sector Reports

Abbreviation Definitions

GLSW (Great Lakes surface water): the Great Lakes, their connecting channels (the St. Clair River, the Detroit River, the Niagara River and the St. Marys River), and the St. Lawrence River

Other surface water (OSW): tributary streams, lakes, ponds, and reservoirs within the Great Lakes basin

Groundwater (GW): all subsurface water

Public Water Supply Sector Report by Basin

BasinWithdrawalsDiversionsConsumptive Use
GLSWOSWGWTotalIntrabasinInterbasin
Lake Superior42.712.7212.2857.71-0.2606.37
Lake Michigan1,243.4421.42225.281,490.140.38829.4786.58
Lake Huron115.9641.1949.55206.740.88025.23
Lake Erie1,137.13217.82130.561,485.5-39.779.21191.5
Lake Ontario604.36347.6718.61970.64-1.198.5119.32
St. Lawrence River599.33333.9465.37998.6305.18177.41

Public Water Supply Sector Report by Jurisdiction

JurisdictionWithdrawalsDiversionsConsumptive Use
GLSWOSWGWTotalIntrabasinInterbasin
Illinois780.0600780.060780.060
Indiana84.5735.7344.1164.4058.0419.98
Michigan665.1912.48195.92873.590.050109.2
Minnesota24.541.34.5730.41003.04
New York293.83165.9916.25476.07010.9357.69
Ohio375.9399.7330.53506.1901.3475.93
Ontario673.25430.65106.981,210.8800145.31
Pennsylvania23.150.011.6424.79002.48
Quebec577.26197.4654.44829.1602.75155.14
Wisconsin245.1321.4247.22313.780-0.7537.65