Swayze Irr. Dam #2 is an earth dam located in Roberts County, South Dakota, built in 1980. It carries a Low hazard potential classification.
Dam profile
NID height · 24 ft24 ft tall and 500 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 Swayze Irr. Dam #2
The primary purpose of Swayze Irr. Dam #2 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Orris Swayze (private). It impounds the Big Coulee Creek-tr.
The dam stands 24 feet tall and stretches 500 feet across, and has a maximum storage capacity of 50 acre-feet. Completed in 1980, the structure is 46 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 | South Dakota |
| County | Roberts |
| River/Stream | Big Coulee Creek-tr |
| Coordinates | 45.45572, -97.00073 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 500 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Normal Storage | 21 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Orris Swayze |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD02622 |
| Federal ID | SD02622 |
| More Info | State Dam Safety Program |