Clarence Cannon Mem Watershed Dam 34 is an earth dam located in Lincoln County, Missouri, built in 1974. It carries a Low hazard potential classification.
Dam profile
NID height · 27 ft27 ft tall and 415 ft long, taller than 59% 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 Clarence Cannon Mem Watershed Dam 34
The primary purpose of Clarence Cannon Mem Watershed Dam 34 is debris control. The dam is designed to catch sediment, rocks, and debris carried by flowing water — particularly important in areas prone to mudslides or heavy erosion. The dam is owned by Clar Can Mem Wrsd Subdis (local government). It impounds the Tr-bryants Cr near Elsberry.
The dam stands 27 feet tall and stretches 415 feet across, creates a reservoir covering 15 acres, has a maximum storage capacity of 66 acre-feet, and collects water from a drainage area of 236 square miles. Completed in 1974, 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.
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Location
| State | Missouri |
| County | Lincoln |
| Nearest City | Elsberry |
| River/Stream | Tr-bryants Cr |
| Coordinates | 39.21143, -90.81072 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 27 ft |
| Dam Height | 25 ft |
| Dam Length | 415 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 66 acre-ft |
| Max Storage | 66 acre-ft |
| Normal Storage | 17 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 236 sq mi |
| Max Discharge | 370 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Debris Control |
| Owner | Clar Can Mem Wrsd Subdis |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO50333 |
| Federal ID | MO50333 |
| More Info | State Dam Safety Program |