Seyb Lake Dam is an earth dam located in Clark County, Missouri, built in 1936. It carries a Low hazard potential classification.
Dam profile
NID height · 25 ft25 ft tall, taller than 50% 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 Seyb Lake Dam
The primary purpose of Seyb Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Lambert Seyb (private). It impounds the Tr-little Fox River near Wayland.
The dam stands 25 feet tall, creates a reservoir covering 6 acres, has a maximum storage capacity of 80 acre-feet, and collects water from a drainage area of 70 square miles. Completed in 1936, the structure is well-established, with more than 75 years of service.
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 | Clark |
| Nearest City | Wayland |
| River/Stream | Tr-little Fox River |
| Coordinates | 40.45083, -91.79500 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Year Completed | 1936 (90 years old) |
Storage & Hydraulics
| NID Storage | 80 acre-ft |
| Max Storage | 80 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 70 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Lambert Seyb |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO30241 |
| Federal ID | MO30241 |
| More Info | State Dam Safety Program |