Ullman Dam; Naomi is an earth dam located in Adams County, North Dakota, built in 1997. It carries a Low hazard potential classification.
Dam profile
NID height · 9 ft9 ft tall and 494 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 Ullman Dam; Naomi
The primary purpose of Ullman Dam; Naomi is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Naomi Ullman (private). It impounds the Cedar Creek-tr near N.
The dam stands 9 feet tall and stretches 494 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 54 acre-feet, and collects water from a drainage area of 12 square miles. Completed in 1997, the structure is 29 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 | Adams |
| Nearest City | N |
| River/Stream | Cedar Creek-tr |
| Coordinates | 46.16403, -102.38526 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 494 ft |
| Year Completed | 1997 (29 years old) |
Storage & Hydraulics
| NID Storage | 54 acre-ft |
| Max Storage | 54 acre-ft |
| Normal Storage | 9 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 12 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Naomi Ullman |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ND00818 |
| Federal ID | ND00818 |
| More Info | State Dam Safety Program |