Joseph Lake Dam
Joseph Lake Dam is an earth dam located in Clinton County, Missouri, built in 1974. It carries a Low hazard potential classification.
About Joseph Lake Dam
The primary purpose of Joseph Lake Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Joseph Lake Jr (private). It impounds the Tr-castille Creek near Platte City.
The dam stands 24 feet tall and stretches 350 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 374 acre-feet, and collects water from a drainage area of 320 square miles. Completed in 1974, 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 | Clinton |
| Nearest City | Platte City |
| River/Stream | Tr-castille Creek |
| Coordinates | 39.68563, -94.43976 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 350 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 374 acre-ft |
| Max Storage | 374 acre-ft |
| Normal Storage | 178 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 320 sq mi |
| Max Discharge | 255 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | JOSEPH LAKE JR |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO11110 |
| Federal ID | MO11110 |
| More Info | State Dam Safety Program |