Michigan Water Assets
Great LakesSurrounded by the Great Lakes (20% of world's surface freshwater), Michigan also has extensive glacial aquifers and is governed by the Great Lakes Compact.
Michigan Water Intelligence Report
Hi3 Water tracks 107,514 water assets across Michigan, spanning 83 counties and 7 distinct asset types. The average Water Intelligence Score (WIS) across Michigan is 55.1/100, with 1 assets scoring in the high-value range (75+). Michigan operates under Reasonable Use water law, which directly affects water rights acquisition and asset valuation in this state.
The dominant water asset type in Michigan is Well (57,015 assets, avg WIS 49.0). The highest concentration is in Allegan County with 32,927 tracked assets.
2,241 active regulatory alerts are currently tracked in Michigan, including EPA violations, drought declarations, and state water board enforcement actions. Always check the regulatory intelligence for any asset before making acquisition decisions.
Data sources: USGS Water Data, EPA ECHO, state water boards, and verified field reports. Water Intelligence Scores are computed across flow rate, geological stability, legal accessibility, sustainability, and rarity. Report last updated: July 4, 2026.
Asset Types in Michigan
Intelligence Grade Distribution
How Michigan assets are graded
Regulatory Alerts
Drought, EPA violations, and enforcement actions affecting Michigan
Top Counties in Michigan
Aquifer Type Mix
Top 10 Water Assets in Michigan
Ranked by Water Intelligence Score — Michigan's highest-scoring springs, wells, and aquifers.
- 1
Mount Simon Deep Fossil Aquifer — Southern Michigan
Fossil WaterJackson County·100 GPM77WIS - 2
Jacobsville Sandstone Aquifer — Upper Peninsula Michigan
AquiferMarquette County·200 GPM73WIS - 3
Marshall Aquifer — Southern Michigan
AquiferCalhoun County·300 GPM73WIS - 4
Victoria
Reservoir·9,425,451 GPM67WIS - 5
Empire Mine Tailings Basin Dam
Reservoir·35,906 GPM67WIS - 6
Ludington
Reservoir·30,520,508 GPM67WIS - 7
Gribben Tailings Basin Dam
Reservoir·10,323 GPM67WIS - 8
Minnawanna Dam
Reservoir·127,917 GPM66WIS - 9
Lake Isabella Dam
Reservoir·5,206,440 GPM66WIS - 10
Sturgeon Falls
Reservoir·10,682,178 GPM66WIS
Explore Michigan on the Interactive Map
View all 107,514 water assets, aquifer boundaries, water rights data, and regulatory alerts for Michigan.