Grindstone-lost-muddy Watershed Dam F-32 is an earth dam located in Daviess County, Missouri, built in 1978. It carries a Low hazard potential classification.
Dam profile
NID height · 29 ft29 ft tall and 565 ft long, taller than 65% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Grindstone-lost-muddy Watershed Dam F-32
The primary purpose of Grindstone-lost-muddy Watershed Dam F-32 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 Grnstn-lst-mdy Ck Ws Sbd (local government). It impounds the Tr-grindstone Creek near Pattonsburg.
The dam stands 29 feet tall and stretches 565 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 87 acre-feet, and collects water from a drainage area of 299 square miles. Completed in 1978, the structure is 48 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 | Daviess |
| Nearest City | Pattonsburg |
| River/Stream | Tr-grindstone Creek |
| Coordinates | 39.93407, -94.16490 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Height | 29 ft |
| Dam Length | 565 ft |
| Year Completed | 1978 (48 years old) |
Storage & Hydraulics
| NID Storage | 87 acre-ft |
| Max Storage | 87 acre-ft |
| Normal Storage | 34 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 299 sq mi |
| Max Discharge | 300 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Grade Stabilization |
| Owner | Grnstn-lst-mdy Ck Ws Sbd |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO12112 |
| Federal ID | MO12112 |
| More Info | State Dam Safety Program |