Marshall State School Lake Dam is an earth dam located in Saline County, Missouri, built in 1934. It carries a Low hazard potential classification.
Dam profile
NID height · 31 ft31 ft tall, taller than 72% 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 Marshall State School Lake Dam
The primary purpose of Marshall State School Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Marshall State School (state). It impounds the Tr-salt Fork near Nelson.
The dam stands 31 feet tall, creates a reservoir covering 8 acres, has a maximum storage capacity of 133 acre-feet, and collects water from a drainage area of 270 square miles. Completed in 1934, 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 | Saline |
| Nearest City | Nelson |
| River/Stream | Tr-salt Fork |
| Coordinates | 39.13170, -93.18012 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 31 ft |
| Year Completed | 1934 (92 years old) |
Storage & Hydraulics
| NID Storage | 133 acre-ft |
| Max Storage | 133 acre-ft |
| Normal Storage | 72 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 270 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Marshall State School |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO10831 |
| Federal ID | MO10831 |
| More Info | State Dam Safety Program |