Hadley Creek 2 Lake Dam is an earth dam located in Adams County, Illinois, built in 1959. It carries a Low hazard potential classification.
Dam profile
NID height · 33 ft33 ft tall and 591 ft long, taller than 76% of U.S. dams with a recorded height. 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 Hadley Creek 2 Lake Dam
The primary purpose of Hadley Creek 2 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 Allen Keim (private). It impounds the North Fork Hadley Creek near Barry-offstream.
The dam stands 33 feet tall and stretches 591 feet across, and has a maximum storage capacity of 914 acre-feet. Completed in 1959, 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 03/29/2024.
At 33 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Illinois |
| County | Adams |
| Nearest City | Barry-offstream |
| River/Stream | North Fork Hadley Creek |
| Coordinates | 39.75866, -91.02761 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 33 ft |
| Dam Height | 33 ft |
| Dam Length | 591 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 914 acre-ft |
| Max Storage | 914 acre-ft |
| Normal Storage | 256 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Allen Keim |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 03/29/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL00478 |
| Federal ID | IL00478 |
| More Info | State Dam Safety Program |