Hidden Point Dam, located in Mapleton, Illinois, is a privately owned structure regulated by the Illinois Department of Natural Resources.
Wind
Humidity
This earth dam, with a height of 39 feet and a length of 395 feet, serves mainly for recreation purposes. It has a storage capacity of 62 acre-feet and a normal storage level of 38.6 acre-feet, covering a surface area of 3.2 acres with a drainage area of 0.08 square miles.
The dam, constructed by Christopher B. Burke Engineering, L, on the TRIB Little Lamarsh Creek, has a spillway width of 5 feet and a maximum discharge capacity of 135 cubic feet per second. Despite its high hazard potential, with a moderate risk assessment score of 3, the condition assessment of Hidden Point Dam is currently not available. The emergency action plan was last revised in May 2004, and the dam undergoes inspections at a frequency of one year.
Water resource and climate enthusiasts interested in the management and safety of dams will find Hidden Point Dam an intriguing case study due to its unique design and high hazard potential. With its location in Peoria County, Illinois, overlooking the TRIB Little Lamarsh Creek, this privately owned earth dam poses a moderate risk level, emphasizing the importance of regular inspections and emergency preparedness measures. The collaboration with the Illinois Department of Natural Resources ensures regulatory compliance and serves as a model for effective dam governance in the region.
Dam Length |
395 |
Dam Height |
39 |
River Or Stream |
TRIB LITTLE LAMARSH CREEK |
Primary Dam Type |
Earth |
Surface Area |
3.2 |
Drainage Area |
0.08 |
Nid Storage |
62 |
Outlet Gates |
None |
Hazard Potential |
High |
Foundations |
Soil |
Nid Height |
39 |
| Location | Reservations | Toilets |
|---|---|---|
Spring Lake State Conservation Area
|
||
Canton Lake
|
||
Rice Lake State Conservation Area
|