102 River Tributaries Dam 23 is an earth dam located in Nodaway County, Missouri, built in 1962. It carries a Low hazard potential classification.
Dam profile
NID height · 35 ft35 ft tall and 420 ft long, taller than 80% 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 102 River Tributaries Dam 23
The primary purpose of 102 River Tributaries Dam 23 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 102 Rib Trib Wrsd Subdis (local government). It impounds the Tr-thill Branch near Arkoe.
The dam stands 35 feet tall and stretches 420 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 93 acre-feet, and collects water from a drainage area of 166 square miles. Completed in 1962, 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 35 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Missouri |
| County | Nodaway |
| Nearest City | Arkoe |
| River/Stream | Tr-thill Branch |
| Coordinates | 40.35561, -94.79985 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 33 ft |
| Dam Length | 420 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 93 acre-ft |
| Max Storage | 93 acre-ft |
| Normal Storage | 53 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 166 sq mi |
| Max Discharge | 446 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Grade Stabilization |
| Owner | 102 Rib Trib Wrsd Subdis |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO10343 |
| Federal ID | MO10343 |
| More Info | State Dam Safety Program |