Chicago Water Intelligence
Illinois · 2,746,388 residentsChicago diverts water from Lake Michigan under a Supreme Court decree and operates under the Great Lakes Compact.
Lake Michigan allocation + Great Lakes Compact
200
Assets Mapped
65.1
Avg WIS
3
Asset Types
80km
Radius
About Water Supply in Chicago
Chicago diverts water from Lake Michigan under a Supreme Court decree and operates under the Great Lakes Compact.
Hi3 Water tracks 200 water assets within 80km of Chicago, including springs, wells, aquifers, and water rights transactions. The average Water Intelligence Score in this area is 65.1/100. The most common asset type is River (178 assets).
Data sources: USGS, EPA, state water boards. Report last updated: August 28, 2026.
Water Assets Near Chicago
Top Water Assets Near Chicago
Ranked by Water Intelligence Score (WIS)
- 1
Cambrian-Ordovician Fossil Aquifer — Northern Illinois
Fossil Water300 GPM77WIS - 2
Lake In The Hills Dam 1
Reservoir6,283,634 GPM66WIS - 3
Lake Of The Four Seasons (Dam B)
Reservoir2,394,513 GPM66WIS - 4
Sauk Trail Dam
Reservoir11,639,085 GPM66WIS - 5
Lake Louise Dam
Reservoir1,117,589 GPM66WIS - 6
Arboretum Of South Barrington Dam
Reservoir134,200 GPM65WIS - 7
Lake Of The Four Seasons (Dam A)
Reservoir2,394,513 GPM65WIS - 8
Des Plaines R At Algonquin Rd At Des Plaines, Il
River619,387 GPM65WIS - 9
Mill Creek Near Batavia, Il
River87,971 GPM65WIS - 10
Mazon River Near Coal City, Il
River335,277 GPM65WIS
Explore Chicago on the Interactive Map
View all water assets within 80km of Chicago, including aquifer boundaries, water rights, drought status, and regulatory alerts.