Places
- Grand Traverse County (Mich.)2
- Gratiot County (Mich.)1
- Great Lakes (North America) -- Environmental conditions.1
- Hamtramck (Mich.)1
- Hillsdale County (Mich.)2
- Houghton County (Mich.)2
- Huron County (Mich.)1
- Huron River (Oakland County-Monroe County, Mich.)1
- Huron River Watershed (Oakland County-Monroe County, Mich.)1
- Ingham County (Mich.)1
- Ionia County (Mich.)1
- Iosco County (Mich.)3
- Iron County (Mich.)2
- Isabella County (Mich.)2
- Jackson (Mich.)1
- Jackson County (Mich.)2
- Jordan River Watershed (Antrim County and Charlevoix County, Mich.)1
- Kalamazoo (Mich.)1
- Kalamazoo County (Mich.)1
- Kalkaska County (Mich.)1