Cloverleaf Farm Lake Dam is an earth dam located in St. Charles County, Missouri, built in 1971. It carries a Low hazard potential classification.
Dam profile
NID height · 31 ft31 ft tall, taller than 72% 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 Cloverleaf Farm Lake Dam
The primary purpose of Cloverleaf Farm Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Leonard O'brien (private). It impounds the Mccoy Creek near Chain of Rocks.
The dam stands 31 feet tall, creates a reservoir covering 50 acres, has a maximum storage capacity of 829 acre-feet, and collects water from a drainage area of 3,853 square miles. Completed in 1971, 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.
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Location
| State | Missouri |
| County | St. Charles |
| Nearest City | Chain of Rocks |
| River/Stream | Mccoy Creek |
| Coordinates | 38.82355, -90.95956 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 31 ft |
| Year Completed | 1971 (55 years old) |
Storage & Hydraulics
| NID Storage | 829 acre-ft |
| Max Storage | 829 acre-ft |
| Normal Storage | 515 acre-ft |
| Surface Area | 50 acres |
| Drainage Area | 3,853 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Leonard O'brien |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO10804 |
| Federal ID | MO10804 |
| More Info | State Dam Safety Program |