Great Lakes General Information & Resources
- How the Great Lakes Were Formed
- Great Lakes Information
- Great Lakes High Water
- Water Level Data
- Water Level Forecast
- Great Lakes Basin Conditions
- Great Lakes Update Articles
- Great Lakes Outflows
- Great Lakes Datum
- Historical Great Lakes maps
- Great Lakes Observing System
- Weather on Lake Michigan
- Confronting Climate Change in the Great Lakes Region
- Effects of Climate Change on Great Lakes Water Resources
- Great Lakes Environmental Law Center