Clovertowne Lake Dam is an earth dam located in St. Clair County, Illinois, built in 1984. It carries a Low hazard potential classification.
Dam profile
NID height · 32 ft32 ft tall and 200 ft long, taller than 74% 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 Clovertowne Lake Dam
The primary purpose of Clovertowne Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Greenwood & Klingle (private). It impounds the Trib Negro Hollow Creek near Belleville.
The dam stands 32 feet tall and stretches 200 feet across, and has a maximum storage capacity of 70 acre-feet. Completed in 1984, the structure is 42 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 05/05/2023.
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Location
| State | Illinois |
| County | St. Clair |
| Nearest City | Belleville |
| River/Stream | Trib Negro Hollow Creek |
| Coordinates | 38.52132, -90.05141 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 200 ft |
| Year Completed | 1984 (42 years old) |
Storage & Hydraulics
| NID Storage | 70 acre-ft |
| Max Storage | 70 acre-ft |
| Normal Storage | 34 acre-ft |
| Max Discharge | 30 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Greenwood & Klingle |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/05/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL50099 |
| Federal ID | IL50099 |
| More Info | State Dam Safety Program |