Kadoka (nid)
Kadoka (nid) is an earth dam located in Jackson County, South Dakota, built in 1930. It carries a High hazard potential classification.
About Kadoka (nid)
The primary purpose of Kadoka (nid) 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 Usda Fs (federal). It impounds the White Willow Creek near Pierre.
The dam stands 28 feet tall and stretches 1,175 feet across, creates a reservoir covering 255 acres, and has a storage capacity of 1,590 acre-feet. Completed in 1930, the structure is well-established, with more than 75 years of service.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. An emergency action plan is in place for this dam. The most recent inspection on record was 05/17/2012. That was 13 years ago — unusually long for a high-hazard dam, which typically requires more frequent inspections.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The South Dakota dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | South Dakota |
| County | Jackson |
| Nearest City | Pierre |
| River/Stream | White Willow Creek |
| Coordinates | 43.82658, -101.55451 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 24 ft |
| Dam Length | 1,175 ft |
| Year Completed | 1930 (96 years old) |
Storage & Hydraulics
| NID Storage | 1,590 acre-ft |
| Normal Storage | 1,590 acre-ft |
| Surface Area | 255 acres |
| Max Discharge | 6,400 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | USDA FS |
| Owner Type | Federal |
| Hazard Classification | High |
| Condition Assessment | Not Rated |
| Last Inspection | 05/17/2012 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | SD01172 |
| Federal ID | SD01172 |
| More Info | State Dam Safety Program |