Middle Br.
Wind
Humidity
Park River #10, also known as Melstad Dam, is a local government-owned structure located in Grafton, North Dakota. Built in 1971 by the USDA NRCS, this earth dam stands at a height of 40.3 feet and stretches 3100 feet in length. It serves the primary purpose of flood risk reduction along the Middle Branch Park River, with a storage capacity of 2111.4 acre-feet and a normal storage level of 60.6 acre-feet.
Managed by the NDSWC, this dam has a spillway width of 150 feet and is categorized as having a significant hazard potential. While its condition assessment is currently not rated, the risk assessment for Middle Br. Park River #10 is moderate. The dam is not under the jurisdiction of the US Army Corps of Engineers, but it is subject to state regulation, inspection, and enforcement to ensure its structural integrity and safety. Water resource and climate enthusiasts will find this dam's design and purpose fascinating, as it plays a crucial role in protecting the surrounding area from potential flooding events.
Year Completed |
1971 |
Dam Length |
3100 |
Dam Height |
40.3 |
River Or Stream |
MIDDLE BRANCH PARK RIVER-TR |
Primary Dam Type |
Earth |
Surface Area |
17.7 |
Drainage Area |
7.6 |
Nid Storage |
2111.4 |
Structural Height |
45 |
Outlet Gates |
None |
Hazard Potential |
Significant |
Foundations |
Soil |
Nid Height |
45 |
Tongue River At Akra
|
53cfs |
Little South Pembina River Nr Walhalla
|
5cfs |
Pembina River At Walhalla
|
138cfs |
Park River At Grafton
|
26cfs |
Forest River Nr Fordville
|
32cfs |
Forest River At Minto
|
44cfs |