Kolding Dam is an earth dam located in Grand Forks County, North Dakota, built in 1972. It carries a Significant hazard potential classification.
Dam profile
NID height · 71 ft71 ft tall and 3,455 ft long, taller than 96% of U.S. dams with a recorded height. Height is drawn to scale against a ten-story building, about 100 ft; the profile is a generic embankment section and the water level is illustrative.
About Kolding Dam
The primary purpose of Kolding Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Grand Forks County Wrb (local government). It impounds the Whisky Ceek-tr near N.
The dam stands 71 feet tall and stretches 3,455 feet across, creates a reservoir covering 9 acres, has a maximum storage capacity of 1,983 acre-feet, and collects water from a drainage area of 11 square miles. Completed in 1972, the structure is well into its service life at over 50 years old.
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. An emergency action plan is in place for this dam. The most recent inspection on record was 09/23/2019.
At 71 feet, this dam is taller than 96% of all dams in the United States.
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Location
| State | North Dakota |
| County | Grand Forks |
| Nearest City | N |
| River/Stream | Whisky Ceek-tr |
| Coordinates | 47.96410, -97.77765 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 71 ft |
| Dam Height | 71 ft |
| Dam Length | 3,455 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 1,983 acre-ft |
| Max Storage | 1,983 acre-ft |
| Normal Storage | 73 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 11 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Grand Forks County Wrb |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 09/23/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | ND00306 |
| Federal ID | ND00306 |
| More Info | State Dam Safety Program |