The Most Similar States to the Great Lakes Region

1. Ohio, 2. Michigan, 3. Wisconsin, 4. Illinois, 5. Indiana

The Most Similar States to the Average of the 6 Regions

1. Wisconsin, 2. Washington, 3. Pennsylvania, 4. Ohio, 5. Michigan

The Most Common Types of Mines per State

2 most common types of mines per state

aerial view of houses near a beach under blue sky

Variance in Hydrology by US State

Explanation of the hydrological data used in the State Similarity Index