Engineering Geology

Dams

The Dam Site  Engineering geology for dams.

Erosion

Illinois State Museum
U.S. Geological Survey
U.S. Geological Survey, Coastal Erosion of Southern Lake Michigan (fact sheet)

Floods and Flooding

Global Flood Monitoring at Dartmouth
U.S. Geological Survey, Floods

Hydrology

Global Flood Monitoring at Dartmouth  
U.S. Department of Agriculture, Hydrology and Remote Sensing Laboratory  
U.S. Geological Survey, Water Resources of the United States

Landslides

U.S. Geological Survey, Landslide Hazards Program