Lake Lancelot Dam, located in Mapleton-Offstream, Illinois, is a private dam with a primary purpose of recreation.
Wind
Humidity
Built in 1971 by ASSOCIATED ENGINEERS, INC., this earth dam stands at a height of 54 feet and has a length of 750 feet. With a storage capacity of 1271 acre-feet, the dam is situated on the TRIB WEST BRANCH LAMARSH CREEK, offering a surface area of 48 acres for water enthusiasts to enjoy.
Managed by the Illinois Department of Natural Resources, Lake Lancelot Dam has a spillway width of 23 feet and a maximum discharge capacity of 2315 cubic feet per second. The dam's hazard potential is classified as high, with a moderate risk assessment rating. Although the condition assessment is currently not available, the dam is regularly inspected by state authorities, with the last inspection conducted in May 2021.
For water resource and climate enthusiasts looking to explore a recreational water source in Peoria County, Illinois, Lake Lancelot Dam offers an opportunity to appreciate the beauty of nature while understanding the importance of dam safety and management. With its picturesque surroundings and significant storage capacity, this dam serves as a vital asset for both local residents and visitors seeking a peaceful retreat by the water.
Year Completed |
1971 |
Dam Length |
750 |
Dam Height |
54 |
River Or Stream |
TRIB WEST BRANCH LAMARSH CREEK |
Primary Dam Type |
Earth |
Surface Area |
48 |
Drainage Area |
2.8 |
Nid Storage |
1271 |
Outlet Gates |
Uncontrolled |
Hazard Potential |
High |
Foundations |
Unlisted/Unknown |
Nid Height |
54 |