Slatten Lake Dam is a dam located in Harrison County, Missouri, built in 1985. It carries a Significant hazard potential classification.
Dam profile
NID height · 33 ft33 ft tall, taller than 76% 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 Slatten Lake Dam
The primary purpose of Slatten 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 private-owned. It impounds the East Fork Big Creek near Bethany.
The dam stands 33 feet tall, creates a reservoir covering 2 acres, has a maximum storage capacity of 26 acre-feet, and collects water from a drainage area of 55 square miles. Completed in 1985, the structure is 41 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life.
At 33 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Missouri |
| County | Harrison |
| Nearest City | Bethany |
| River/Stream | East Fork Big Creek |
| Coordinates | 40.39658, -93.97934 |
Physical Characteristics
| NID Height | 33 ft |
| Dam Height | 33 ft |
| Year Completed | 1985 (41 years old) |
Storage & Hydraulics
| NID Storage | 26 acre-ft |
| Max Storage | 26 acre-ft |
| Normal Storage | 22 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 55 sq mi |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO12301 |
| Federal ID | MO12301 |
| More Info | State Dam Safety Program |