Grasslands Basin Dam, located in Cook County, Illinois, is a crucial structure owned by the local government for flood risk reduction along the Marley Creek tributary.
Wind
Humidity
Designed by CBBEL, this Earth-type dam stands at a height of 10 feet and has a storage capacity of 22 acre-feet. With a hazard potential rated as high and a moderate risk assessment, the dam is regulated, permitted, inspected, and enforced by the Illinois Department of Natural Resources.
The dam, with its uncontrolled spillway type and no outlet gates, plays a vital role in managing water flow and reducing flood risks in the area. Despite limited information on its condition assessment and completion date, the dam's emergency action plan was last revised in 2016, ensuring preparedness for any potential emergencies. With a risk management plan in place and a designated emergency contact protocol, Grasslands Basin Dam serves as a key infrastructure for water resource management in Illinois and demonstrates the importance of proactive risk mitigation measures for climate enthusiasts and water resource advocates.
Dam Height |
10 |
River Or Stream |
TRIB MARLEY CREEK |
Primary Dam Type |
Earth |
Drainage Area |
0.1 |
Nid Storage |
22 |
Outlet Gates |
None |
Hazard Potential |
High |
Foundations |
Unlisted/Unknown |
Nid Height |
10 |