Harms Dam
Harms Dam is an earth dam located in Roberts County, South Dakota, built in 2011. It carries a Low hazard potential classification.
About Harms Dam
The primary purpose of Harms 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 Pyllis Harms (private). It impounds the North Fork Whetstone-tr.
The dam stands 27 feet tall and stretches 220 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 43 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2011, the structure is relatively new.
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 | North Fork Whetstone-tr |
| Coordinates | 45.34822, -96.71181 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 27 ft |
| Dam Height | 27 ft |
| Dam Length | 220 ft |
| Year Completed | 2011 (15 years old) |
Storage & Hydraulics
| NID Storage | 43 acre-ft |
| Max Storage | 43 acre-ft |
| Normal Storage | 20 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 540 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Pyllis Harms |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD02675 |
| Federal ID | SD02675 |
| More Info | State Dam Safety Program |