Grindstone-lost-muddy Watershed Dam B-36
Grindstone-lost-muddy Watershed Dam B-36 is an earth dam located in DeKalb County, Missouri, built in 1973. It carries a Low hazard potential classification.
About Grindstone-lost-muddy Watershed Dam B-36
The primary purpose of Grindstone-lost-muddy Watershed Dam B-36 is grade stabilization. Grade stabilization dams prevent erosion by reducing the slope and velocity of water flowing through a channel. They're commonly used to stop gullies from deepening and to protect downstream land and infrastructure. The dam is owned by Gndsn-lst-mdy Cr Wsd Sbd (local government). It impounds the Tr-west Fork Lost Creek near Pattonsburg.
The dam stands 32 feet tall and stretches 480 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 160 acre-feet, and collects water from a drainage area of 51 square miles. Completed in 1973, 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.
At 32 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Missouri |
| County | DeKalb |
| Nearest City | Pattonsburg |
| River/Stream | Tr-west Fork Lost Creek |
| Coordinates | 39.82629, -94.34812 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 480 ft |
| Year Completed | 1973 (53 years old) |
Storage & Hydraulics
| NID Storage | 160 acre-ft |
| Max Storage | 160 acre-ft |
| Normal Storage | 59 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 51 sq mi |
| Max Discharge | 400 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Grade Stabilization |
| Owner | GNDSN-LST-MDY CR WSD SBD |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO10325 |
| Federal ID | MO10325 |
| More Info | State Dam Safety Program |