Small Timber Lake Dam is an earth dam located in Peoria County, Illinois, built in 1957. It carries a Low hazard potential classification.
Dam profile
NID height · 34 ft34 ft tall and 320 ft long, taller than 78% 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 Small Timber Lake Dam
The primary purpose of Small Timber Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Timber Lake Country Club of Peoria (private). It impounds the Trib Kickapoo Creek near Peoria-offstream.
The dam stands 34 feet tall and stretches 320 feet across, and has a maximum storage capacity of 34 acre-feet. Completed in 1957, 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 10/03/2023.
At 34 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | Illinois |
| County | Peoria |
| Nearest City | Peoria-offstream |
| River/Stream | Trib Kickapoo Creek |
| Coordinates | 40.71061, -89.68224 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 34 ft |
| Dam Length | 320 ft |
| Year Completed | 1957 (69 years old) |
Storage & Hydraulics
| NID Storage | 34 acre-ft |
| Max Storage | 34 acre-ft |
| Normal Storage | 31 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Timber Lake Country Club of Peoria |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 10/03/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL00315 |
| Federal ID | IL00315 |
| More Info | State Dam Safety Program |