Little Sni-a-bar Creek Dam 4
Little Sni-a-bar Creek Dam 4 is an earth dam located in Lafayette County, Missouri, built in 1972. It carries a Low hazard potential classification.
About Little Sni-a-bar Creek Dam 4
The primary purpose of Little Sni-a-bar Creek Dam 4 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 Ltl Sni-a-bar Wrsd Subds (local government). It impounds the Tr-little Sni-a-bar Creek near Henrietta.
The dam stands 31 feet tall and stretches 550 feet across, creates a reservoir covering 9 acres, has a maximum storage capacity of 348 acre-feet, and collects water from a drainage area of 240 square miles. Completed in 1972, 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 | Lafayette |
| Nearest City | Henrietta |
| River/Stream | Tr-little Sni-a-bar Creek |
| Coordinates | 39.09785, -93.90082 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 29 ft |
| Dam Length | 550 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 348 acre-ft |
| Max Storage | 348 acre-ft |
| Normal Storage | 91 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 240 sq mi |
| Max Discharge | 610 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | LTL SNI-A-BAR WRSD SUBDS |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO10286 |
| Federal ID | MO10286 |
| More Info | State Dam Safety Program |