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 Superior42.432.5811.356.32-0.2506.19
Lake Michigan1,246.1621.61222.31,490.070.38838.385.67
Lake Huron119.5941.9348.4921040.88025.63
Lake Erie1,134.72228.67139.851,503.24-39.779.7193.99
Lake Ontario612.58352.0918.17982.85-1.188.7120.88
St. Lawrence River535.8351.0460.5947.3404.68169.54

Public Water Supply Sector Report by Jurisdiction

JurisdictionWithdrawalsDiversionsConsumptive Use
GLSWOSWGWTotalIntrabasinInterbasin
Illinois787.6100787.610787.610
Indiana83.8437.8238.96160.63058.8419.54
Michigan658.0512.64197.55868.240.050108.53
Minnesota24.711.334.3430.38003.03
New York299.02164.6916.36480.06010.5857.51
Ohio379.56108.8530.01518.4201.3477.77
Ontario670.68446.43116.421,233.5300148.02
Pennsylvania22.380.011.6123.99002.4
Quebec522.38204.5449.64776.5502.8147.85
Wisconsin243.0621.6145.74310.400.2137.25