Larson Dam; John M
Larson Dam; John M is an earth dam located in Adams County, North Dakota, built in 1950. It carries a Low hazard potential classification.
About Larson Dam; John M
The primary purpose of Larson Dam; John M 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 John M Larson (private). It impounds the Cedar Creek-tr near N.
The dam stands 12 feet tall and stretches 1,000 feet across, creates a reservoir covering 25 acres, has a maximum storage capacity of 200 acre-feet, and collects water from a drainage area of 5 square miles. Completed in 1950, 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.
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Location
| State | North Dakota |
| County | Adams |
| Nearest City | N |
| River/Stream | Cedar Creek-tr |
| Coordinates | 46.09494, -102.14664 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 1,000 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 200 acre-ft |
| Max Storage | 200 acre-ft |
| Normal Storage | 65 acre-ft |
| Surface Area | 25 acres |
| Drainage Area | 5 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | John M Larson |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ND00500 |
| Federal ID | ND00500 |
| More Info | State Dam Safety Program |