Reservoir 54 Dam
Reservoir 54 Dam is an earth dam located in DuPage County, Illinois, built in 2002. It carries a Low hazard potential classification.
About Reservoir 54 Dam
The primary purpose of Reservoir 54 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 Gallagher & Henry (local government). It impounds the Lily Cache Creek near Woodridge.
The dam stands 9 feet tall and stretches 900 feet across, and has a maximum storage capacity of 100 acre-feet. Completed in 2002, the structure is relatively new.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 07/21/2021.
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Location
| State | Illinois |
| County | DuPage |
| Nearest City | Woodridge |
| River/Stream | Lily Cache Creek |
| Coordinates | 41.71996, -88.02689 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 900 ft |
| Year Completed | 2002 (24 years old) |
Storage & Hydraulics
| NID Storage | 100 acre-ft |
| Max Storage | 100 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | GALLAGHER & HENRY |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 07/21/2021 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL55018 |
| Federal ID | IL55018 |
| More Info | State Dam Safety Program |