Zahn Dam; Joseph
Zahn Dam; Joseph is an earth dam located in Oliver County, North Dakota, built in 1964. It carries a Low hazard potential classification.
About Zahn Dam; Joseph
The primary purpose of Zahn Dam; Joseph 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 Joseph Zahn (private). It impounds the Brush Creek-tr near N.
The dam stands 17 feet tall and stretches 290 feet across, creates a reservoir covering 14 acres, has a maximum storage capacity of 70 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1964, the structure is well into its service life at over 50 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.
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Location
| State | North Dakota |
| County | Oliver |
| Nearest City | N |
| River/Stream | Brush Creek-tr |
| Coordinates | 47.09149, -101.71420 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 290 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 70 acre-ft |
| Max Storage | 70 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Joseph Zahn |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ND00167 |
| Federal ID | ND00167 |
| More Info | State Dam Safety Program |