Summary 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

2024 Great Lakes Basin Summary Report of Water Use by Jurisdiction

JurisdictionWithdrawalsDiversionsConsumptive Use
GLSWOSWGWTotalIntrabasinInterbasin
Illinois988.9700.08989.050941.230.12
Indiana1,109.0688.192.761,289.92081.99269.59
Michigan6,059.68652.42506.697,218.790.050451.58
Minnesota104.563,825.294.573,934.42018.9420.46
New York65,208,858.0182,233.5625.9965,291,117.55042.58225.35
Ohio598.55413.8580.361,092.760-25.97128.61
Ontario144,004.58125,796.7274.71270,0760-3,172.6377.59
Pennsylvania22.411.652.3526.41002.84
Quebec646.19364.1475.271,085.602.8180.44
Wisconsin3,190.31265.45108.033,563.7800.23109.35
Total:65,365,582.33213,641.171,170.7965,580,394.290.05-2,110.81,765.92

2024 Great Lakes Basin Summary Report of Water Use by Sector

SectorWithdrawalsDiversionsConsumptive Use
GLSWOSWGWTotalIntrabasinInterbasin
Public Water Supply3,691.28997.92500.625,189.810.05861.38601.9
Self-Supply Commercial and Institutional8.0653.966.7768.7801.877.75
Self-Supply Irrigation2.96129.77270.68403.4100.02344.87
Self-Supply Livestock0104.8369.82174.650-0.2116.29
Self-Supply Industrial1,907.821,624.69298.463,830.97042.66479.45
Self-Supply Thermoelectric Power (Once-through cooling)15,260.47,438.321.1822,699.900208.19
Self-Supply Thermoelectric Power (Recirculated cooling)618.7745.564.31668.640070.59
Off-Stream Hydroelectric Power Production01,677.9601,677.96000
In-Stream Hydroelectric Water Use65,343,934.18200,778.26065,544,712.440-3,172.60
Self-Supply - Other158.87789.9118.95967.730156.0736.88
Total:65,365,582.33213,641.171,170.7965,580,394.290.05-2,110.81,765.92

2024 Great Lakes Basin Summary Report of Water Use by Basin

BasinWithdrawalsDiversionsConsumptive Use
GLSWOSWGWTotalIntrabasinInterbasin
Lake Superior161.8332,339.9815.5132,517.32-0.25-3,153.6628.99
Lake Michigan8,335.53453.68572.369,361.570.381,015.09613.4
Lake Huron21,886.6519,577.42118.4641,582.5340.880154.5
Lake Erie53,763.582,178.77286.5656,228.923,614.05-17.61409.46
Lake Ontario46,809.76102,204.5562.11149,076.42-3,65540.7350.29
St. Lawrence River65,234,624.9756,886.76115.7965,291,627.5304.68209.27
Total:65,365,582.33213,641.171,170.7965,580,394.290.05-2,110.81,765.92