Mooseheart Lake Dam is an earth dam located in Kane County, Illinois, built in 1914. It carries a Significant hazard potential classification.
Dam profile
NID height · 15 ft15 ft tall and 210 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Mooseheart Lake Dam
The primary purpose of Mooseheart Lake Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Loyal Order of Moose (private). It impounds the Trib Fox River near Mooseheart.
The dam stands 15 feet tall and stretches 210 feet across, and has a maximum storage capacity of 94 acre-feet. Completed in 1914, the structure is over a century old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. The most recent inspection on record was 10/01/2019.
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Location
| State | Illinois |
| County | Kane |
| Nearest City | Mooseheart |
| River/Stream | Trib Fox River |
| Coordinates | 41.82959, -88.33122 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 210 ft |
| Year Completed | 1914 (112 years old) |
Storage & Hydraulics
| NID Storage | 94 acre-ft |
| Max Storage | 94 acre-ft |
| Normal Storage | 79 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Loyal Order of Moose |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 10/01/2019 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL00907 |
| Federal ID | IL00907 |
| More Info | State Dam Safety Program |