Twin Lakes Park D.2 (low) is an earth dam located in Williams County, North Dakota, built in 1933. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 220 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Twin Lakes Park D.2 (low)
The primary purpose of Twin Lakes Park D.2 (low) is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Williston Country Club (local government). It impounds the Little Muddy River-tr near Williston.
The dam stands 20 feet tall and stretches 220 feet across, creates a reservoir covering 15 acres, and has a maximum storage capacity of 108 acre-feet. 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 09/19/2000. That was over 26 years ago.
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Location
| State | North Dakota |
| County | Williams |
| Nearest City | Williston |
| River/Stream | Little Muddy River-tr |
| Coordinates | 48.19946, -103.61742 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 220 ft |
| Year Completed | 1933 (93 years old) |
Storage & Hydraulics
| NID Storage | 108 acre-ft |
| Max Storage | 108 acre-ft |
| Normal Storage | 108 acre-ft |
| Surface Area | 15 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Williston Country Club |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 09/19/2000 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ND00559 |
| Federal ID | ND00559 |
| More Info | State Dam Safety Program |