Cowen Pond Dam is an earth dam located in Peoria County, Illinois, built in 1970. It carries a Low hazard potential classification.
Dam profile
NID height · 40 ft40 ft tall and 290 ft long, taller than 86% 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 Cowen Pond Dam
The primary purpose of Cowen Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Elmore Stock Farm (private). It impounds the Trib Spoon River near Elmore-offstream.
The dam stands 40 feet tall and stretches 290 feet across, and has a maximum storage capacity of 44 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 09/17/2020.
At 40 feet, this dam is taller than 86% of dams nationwide.
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Location
| State | Illinois |
| County | Peoria |
| Nearest City | Elmore-offstream |
| River/Stream | Trib Spoon River |
| Coordinates | 40.96256, -89.95714 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 40 ft |
| Dam Height | 40 ft |
| Dam Length | 290 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 44 acre-ft |
| Max Storage | 44 acre-ft |
| Normal Storage | 33 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Elmore Stock Farm |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 09/17/2020 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL01105 |
| Federal ID | IL01105 |
| More Info | State Dam Safety Program |