Hiddenwood Lake Dam
Hiddenwood Lake Dam is an earth dam located in Ward County, North Dakota, built in 1933. It carries a Low hazard potential classification.
About Hiddenwood Lake Dam
The primary purpose of Hiddenwood Lake 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 Ward Co Highway Dept (local government). It impounds the Missouri River-tr near N.
The dam stands 18 feet tall, creates a reservoir covering 131 acres, has a maximum storage capacity of 2,250 acre-feet, and collects water from a drainage area of 8 square miles. Completed in 1933, the structure is well-established, with more than 75 years of service.
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 06/19/2002. That was over 23 years ago.
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Location
| State | North Dakota |
| County | Ward |
| Nearest City | N |
| River/Stream | Missouri River-tr |
| Coordinates | 47.85299, -101.81026 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Year Completed | 1933 (93 years old) |
Storage & Hydraulics
| NID Storage | 2,250 acre-ft |
| Max Storage | 2,250 acre-ft |
| Normal Storage | 1,780 acre-ft |
| Surface Area | 131 acres |
| Drainage Area | 8 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Ward Co Highway Dept |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 06/19/2002 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ND01045 |
| Federal ID | ND01045 |
| More Info | State Dam Safety Program |