Dellitt Lake Dam, located in Mercer County, Illinois, is a privately owned structure designed by USDA NRCS with a primary purpose of recreation.
Wind
Humidity
Completed in 1975, this earth dam stands at a height of 31 feet and spans 197 feet in length. The dam has a storage capacity of 51 acre-feet, with a normal storage level of 35 acre-feet. With an uncontrolled spillway width of 45 feet, the dam poses a low hazard potential but is subject to moderate risk, as assessed by the state regulatory agency, IDNR.
Despite being primarily used for recreation, Dellitt Lake Dam is also regulated, permitted, inspected, and enforced by the state of Illinois, ensuring its safety and compliance with regulations. The dam's condition assessment is currently not available, and its last inspection was conducted in July 2015. Emergency action plans, inundation maps, and risk management measures are not documented, suggesting potential areas for improvement in emergency preparedness. Overall, Dellitt Lake Dam serves as a vital structure for water resource management and climate enthusiasts in the region, showcasing the intersection of human-made infrastructure and natural water systems.
Year Completed |
1975 |
Dam Length |
197 |
Dam Height |
31 |
River Or Stream |
TRIB POPE CREEK |
Primary Dam Type |
Earth |
Nid Storage |
51 |
Outlet Gates |
Uncontrolled |
Hazard Potential |
Low |
Foundations |
Unlisted/Unknown |
Nid Height |
31 |
Pope Creek Near Keithsburg
|
31cfs |
Edwards River Near New Boston
|
47cfs |
Henderson Creek Near Oquawka
|
36cfs |
Edwards River Near Orion
|
66cfs |
Mill Creek At Milan
|
3cfs |
Iowa River At Wapello
|
2660cfs |