Roney Lake Dam is an earth dam located in Warren County, Illinois, built in 1965. It carries a Low hazard potential classification.
Dam profile
NID height · 23 ft23 ft tall and 200 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 Roney Lake Dam
The primary purpose of Roney Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Robert D. Roney (private). It impounds the Trib Cedar Creek near Little York.
The dam stands 23 feet tall and stretches 200 feet across, and has a maximum storage capacity of 59 acre-feet. Completed in 1965, 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 07/21/2024.
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Location
| State | Illinois |
| County | Warren |
| Nearest City | Little York |
| River/Stream | Trib Cedar Creek |
| Coordinates | 41.00943, -90.63924 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Height | 23 ft |
| Dam Length | 200 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 59 acre-ft |
| Max Storage | 59 acre-ft |
| Normal Storage | 32 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Robert D. Roney |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 07/21/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL01195 |
| Federal ID | IL01195 |
| More Info | State Dam Safety Program |