Little Sni-a-bar #22
Little Sni-a-bar #22 is an earth dam located in Lafayette County, Missouri, built in 1975. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Little Sni-a-bar #22
Little Sni-a-bar #22 is a dam in Lafayette, Missouri. The dam is owned by Little Sni-a-bar Watershed Dis (local government). It impounds the Tr To Little Sni-a-bar Creek near Lexington.
The dam stands 40 feet tall and stretches 635 feet across, creates a reservoir covering 15 acres, has a maximum storage capacity of 203 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1975, the structure is well into its service life at over 50 years old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 03/09/2020.
At 40 feet, this dam is taller than 87% of dams nationwide.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Missouri dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Missouri |
| County | Lafayette |
| Nearest City | Lexington |
| River/Stream | Tr To Little Sni-a-bar Creek |
| Coordinates | 39.15163, -93.92798 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 40 ft |
| Dam Height | 40 ft |
| Dam Length | 635 ft |
| Year Completed | 1975 (51 years old) |
Storage & Hydraulics
| NID Storage | 203 acre-ft |
| Max Storage | 203 acre-ft |
| Normal Storage | 157 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,069 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | LITTLE SNI-A-BAR WATERSHED DIS |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 03/09/2020 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MO11970 |
| Federal ID | MO11970 |
| More Info | State Dam Safety Program |