Joy Dam
Joy Dam is an earth dam located in Hand County, South Dakota, built in 1999. It carries a Low hazard potential classification.
About Joy Dam
The primary purpose of Joy 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 owned by Richard Joy (private). It impounds the Little Wolf Creek.
The dam stands 18 feet tall and stretches 470 feet across, creates a reservoir covering 30 acres, has a maximum storage capacity of 332 acre-feet, and collects water from a drainage area of 29 square miles. Completed in 1999, the structure is 27 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 11/03/1999. That was over 26 years ago.
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Location
| State | South Dakota |
| County | Hand |
| Nearest City | None |
| River/Stream | Little Wolf Creek |
| Coordinates | 44.57669, -99.16499 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 470 ft |
| Year Completed | 1999 (27 years old) |
Storage & Hydraulics
| NID Storage | 332 acre-ft |
| Max Storage | 332 acre-ft |
| Normal Storage | 81 acre-ft |
| Surface Area | 30 acres |
| Drainage Area | 29 sq mi |
| Max Discharge | 2,480 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | RICHARD JOY |
| Owner Type | Private |
| Hazard Classification | Low |
| Last Inspection | 11/03/1999 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD02448 |
| Federal ID | SD02448 |
| More Info | State Dam Safety Program |