Jennifer Creek Reservoir Dam
Jennifer Creek Reservoir Dam is an earth dam located in Hancock County, Illinois, built in 1971. It carries a Low hazard potential classification.
About Jennifer Creek Reservoir Dam
The primary purpose of Jennifer Creek Reservoir 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 Hunt-lima Drainage District (local government). It impounds the Jennifer Creek near Tioga.
The dam stands 62 feet tall and stretches 740 feet across, and has a maximum storage capacity of 910 acre-feet. Completed in 1971, the structure is well into its service life at over 50 years old.
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 04/08/2024.
At 62 feet, this dam is taller than 95% of all dams in the United States.
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Location
| State | Illinois |
| County | Hancock |
| Nearest City | Tioga |
| River/Stream | Jennifer Creek |
| Coordinates | 40.24793, -91.41434 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 62 ft |
| Dam Height | 62 ft |
| Dam Length | 740 ft |
| Year Completed | 1971 (55 years old) |
Storage & Hydraulics
| NID Storage | 910 acre-ft |
| Max Storage | 910 acre-ft |
| Normal Storage | 410 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | HUNT-LIMA DRAINAGE DISTRICT |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 04/08/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL00112 |
| Federal ID | IL00112 |
| More Info | State Dam Safety Program |