Wellington Nap B-21
Wellington Nap B-21 is an earth dam located in Lafayette County, Missouri, built in 1970. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Wellington Nap B-21
Wellington Nap B-21 is a dam in Lafayette, Missouri. The dam is owned by Laf Soil&wtr Cons Dist (local government). It impounds the Tr To Big Sni-a-bar Creek near Lexington.
The dam stands 47 feet tall and stretches 375 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 66 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1970, 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 04/27/2021.
At 47 feet, this dam is taller than 92% of dams nationwide.
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Location
| State | Missouri |
| County | Lafayette |
| Nearest City | Lexington |
| River/Stream | Tr To Big Sni-a-bar Creek |
| Coordinates | 39.13401, -93.99330 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 47 ft |
| Dam Height | 47 ft |
| Dam Length | 375 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 66 acre-ft |
| Max Storage | 66 acre-ft |
| Normal Storage | 46 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,500 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | LAF SOIL&WTR CONS DIST |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 04/27/2021 |
| Emergency Action Plan | No |
Identifiers
| NID ID | MO11971 |
| Federal ID | MO11971 |
| More Info | State Dam Safety Program |