Tubbs Moss Agate Dam
Tubbs Moss Agate Dam is an earth dam located in Fall River County, South Dakota, built in 1947. It carries a Low hazard potential classification.
About Tubbs Moss Agate Dam
The primary purpose of Tubbs Moss Agate Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Tubbs Land & Cattle Llc (private). It impounds the Moss Agate Creek.
The dam stands 36 feet tall and stretches 750 feet across, and has a maximum storage capacity of 396 acre-feet. Completed in 1947, 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.
At 36 feet, this dam is taller than 83% of dams nationwide.
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Location
| State | South Dakota |
| County | Fall River |
| Nearest City | None |
| River/Stream | Moss Agate Creek |
| Coordinates | 43.39046, -103.95366 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 36 ft |
| Dam Length | 750 ft |
| Year Completed | 1947 (79 years old) |
Storage & Hydraulics
| NID Storage | 396 acre-ft |
| Max Storage | 396 acre-ft |
| Normal Storage | 65 acre-ft |
| Max Discharge | 2,400 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Tubbs Land & Cattle LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01162 |
| Federal ID | SD01162 |
| More Info | State Dam Safety Program |