Charter Oak South Lake Dam is an earth dam located in Peoria County, Illinois, built in 1970. It carries a Low hazard potential classification.
Dam profile
NID height · 33 ft33 ft tall and 303 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 Charter Oak South Lake Dam
The primary purpose of Charter Oak South Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Peoria Park Disrtict (private). It impounds the Trib Kickapoo Creek near Peoria.
The dam stands 33 feet tall and stretches 303 feet across, and has a maximum storage capacity of 43 acre-feet. Completed in 1970, 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 05/04/2023.
At 33 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Illinois |
| County | Peoria |
| Nearest City | Peoria |
| River/Stream | Trib Kickapoo Creek |
| Coordinates | 40.76032, -89.67527 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 33 ft |
| Dam Height | 33 ft |
| Dam Length | 303 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 43 acre-ft |
| Max Storage | 43 acre-ft |
| Normal Storage | 19 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Peoria Park Disrtict |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/04/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL01108 |
| Federal ID | IL01108 |
| More Info | State Dam Safety Program |