Arrowhead Country Club Lake Dam is an earth dam located in Peoria County, Illinois, built in 1959. It carries a Low hazard potential classification.
Dam profile
NID height · 35 ft35 ft tall and 400 ft long, taller than 80% 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 Arrowhead Country Club Lake Dam
Arrowhead Country Club Lake Dam is a dam in Peoria, Illinois. The dam is owned by Arrowhead Counrty Club (private). It impounds the Trib Hallock Creek near Chillicothe.
The dam stands 35 feet tall and stretches 400 feet across, and has a maximum storage capacity of 96 acre-feet. Completed in 1959, 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 05/15/2024.
At 35 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Illinois |
| County | Peoria |
| Nearest City | Chillicothe |
| River/Stream | Trib Hallock Creek |
| Coordinates | 40.92817, -89.60188 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 400 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 96 acre-ft |
| Max Storage | 96 acre-ft |
| Normal Storage | 69 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | Arrowhead Counrty Club |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/15/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL00302 |
| Federal ID | IL00302 |
| More Info | State Dam Safety Program |