Northrup Dam; Max
Northrup Dam; Max is an earth dam located in Golden Valley County, North Dakota, built in 1977. It carries a Low hazard potential classification.
About Northrup Dam; Max
The primary purpose of Northrup Dam; Max is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Weinreis Brothers (private). It impounds the Williams Creek - Tr near N.
The dam stands 21 feet tall and stretches 450 feet across, creates a reservoir covering 14 acres, has a maximum storage capacity of 265 acre-feet, and collects water from a drainage area of 12 square miles. Completed in 1977, the structure is 49 years old.
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. The most recent inspection on record was 08/01/1994. That was over 31 years ago.
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Location
| State | North Dakota |
| County | Golden Valley |
| Nearest City | N |
| River/Stream | Williams Creek - Tr |
| Coordinates | 46.61127, -103.91357 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 450 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 265 acre-ft |
| Max Storage | 265 acre-ft |
| Normal Storage | 113 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 12 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Weinreis Brothers |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 08/01/1994 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ND00555 |
| Federal ID | ND00555 |
| More Info | State Dam Safety Program |