Olson Dam; Roger
Olson Dam; Roger is an earth dam located in Williams County, North Dakota, built in 1980. It carries a Low hazard potential classification.
About Olson Dam; Roger
The primary purpose of Olson Dam; Roger is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Roger Olson (private). It impounds the Lake Sakakawea-tr near N.
The dam stands 23 feet tall and stretches 291 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 180 acre-feet, and collects water from a drainage area of 7 square miles. Completed in 1980, the structure is 46 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 | Williams |
| Nearest City | N |
| River/Stream | Lake Sakakawea-tr |
| Coordinates | 48.12756, -103.93056 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Height | 23 ft |
| Dam Length | 291 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 180 acre-ft |
| Max Storage | 180 acre-ft |
| Normal Storage | 96 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 7 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Roger Olson |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ND00775 |
| Federal ID | ND00775 |
| More Info | State Dam Safety Program |