Tillatoba Lake Dam (yo 29-10 ) is an earth dam located in Yalobusha County, Mississippi, built in 1958. It carries a Low hazard potential classification.
Dam profile
NID height · 33 ft33 ft tall and 920 ft long, 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 Tillatoba Lake Dam (yo 29-10 )
The primary purpose of Tillatoba Lake Dam (yo 29-10 ) is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Usda Fs (federal). It impounds the S Tillatoba Creek near Tillatoba.
The dam stands 33 feet tall and stretches 920 feet across, has a maximum storage capacity of 1,633 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1958, 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. The most recent inspection on record was 04/03/2018.
At 33 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Mississippi |
| County | Yalobusha |
| Nearest City | Tillatoba |
| River/Stream | S Tillatoba Creek |
| Coordinates | 33.97833, -89.82333 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 33 ft |
| Dam Height | 28 ft |
| Dam Length | 920 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 1,633 acre-ft |
| Max Storage | 1,633 acre-ft |
| Normal Storage | 260 acre-ft |
| Drainage Area | 4 sq mi |
| Max Discharge | 2,471 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Usda Fs |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 04/03/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MS00955 |
| Federal ID | MS00955 |
| More Info | State Dam Safety Program |