Nieuwsma Dam
Nieuwsma Dam is an earth dam located in Emmons County, North Dakota, built in 1935. It carries a Significant hazard potential classification.
About Nieuwsma Dam
The primary purpose of Nieuwsma Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Emmons County Wrb (local government). It impounds the Spring Creek-tr near N.
The dam stands 29 feet tall and stretches 300 feet across, creates a reservoir covering 51 acres, has a maximum storage capacity of 800 acre-feet, and collects water from a drainage area of 69 square miles. Completed in 1935, the structure is well-established, with more than 75 years of service.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. The most recent inspection on record was 10/28/2022.
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Location
| State | North Dakota |
| County | Emmons |
| Nearest City | N |
| River/Stream | Spring Creek-tr |
| Coordinates | 45.96999, -100.04759 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Height | 29 ft |
| Dam Length | 300 ft |
| Year Completed | 1935 (91 years old) |
Storage & Hydraulics
| NID Storage | 800 acre-ft |
| Max Storage | 800 acre-ft |
| Normal Storage | 545 acre-ft |
| Surface Area | 51 acres |
| Drainage Area | 69 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Emmons County WRB |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Not Rated |
| Last Inspection | 10/28/2022 |
| Emergency Action Plan | No |
Identifiers
| NID ID | ND00111 |
| Federal ID | ND00111 |
| More Info | State Dam Safety Program |