Lyons Lake Dam is an earth dam located in Carroll County, Missouri, built in 1977. It carries a Low hazard potential classification.
Dam profile
NID height · 24 ft24 ft tall and 660 ft long. 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 Lyons Lake Dam
The primary purpose of Lyons Lake Dam is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Clifford Lyons (private). It impounds the Tr-grand River near Brunswick.
The dam stands 24 feet tall and stretches 660 feet across, creates a reservoir covering 1 acres, has a maximum storage capacity of 131 acre-feet, and collects water from a drainage area of 409 square miles. Completed in 1977, the structure is 49 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 | Carroll |
| Nearest City | Brunswick |
| River/Stream | Tr-grand River |
| Coordinates | 39.57306, -93.27667 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 660 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 131 acre-ft |
| Max Storage | 131 acre-ft |
| Normal Storage | 107 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 409 sq mi |
| Max Discharge | 6 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Clifford Lyons |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO11615 |
| Federal ID | MO11615 |
| More Info | State Dam Safety Program |