Lake Ronnie Dam is an earth dam located in Monroe County, Illinois, built in 1952. It carries a Low hazard potential classification.
Dam profile
NID height · 17 ft17 ft tall and 480 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 Lake Ronnie Dam
The primary purpose of Lake Ronnie Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Lake Ronnie, Inc. (private). It impounds the Trib Rockhouse Creek near Evansville.
The dam stands 17 feet tall and stretches 480 feet across, and has a maximum storage capacity of 130 acre-feet. Completed in 1952, 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 06/08/2015. That was over 11 years ago.
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Location
| State | Illinois |
| County | Monroe |
| Nearest City | Evansville |
| River/Stream | Trib Rockhouse Creek |
| Coordinates | 38.30816, -90.11118 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 480 ft |
| Year Completed | 1952 (74 years old) |
Storage & Hydraulics
| NID Storage | 130 acre-ft |
| Max Storage | 130 acre-ft |
| Normal Storage | 94 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Lake Ronnie, Inc. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 06/08/2015 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL00265 |
| Federal ID | IL00265 |
| More Info | State Dam Safety Program |