Johnson is an earth dam located in Albany County, Wyoming, built in 1962. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 35 ft35 ft tall and 580 ft long, taller than 80% of U.S. dams with a recorded height. 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 Johnson
Johnson is a dam in Albany, Wyoming. The dam is owned by Wyoming Game and Fish Commission (state). It impounds the Little Creek near Torrington.
The dam stands 35 feet tall and stretches 580 feet across, creates a reservoir covering 7 acres, and has a maximum storage capacity of 132 acre-feet. Completed in 1962, the structure is well into its service life at over 50 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. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 06/18/2024.
At 35 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Wyoming |
| County | Albany |
| Nearest City | Torrington |
| River/Stream | Little Creek |
| Coordinates | 41.77833, -105.36861 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 580 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 132 acre-ft |
| Max Storage | 132 acre-ft |
| Normal Storage | 95 acre-ft |
| Surface Area | 7 acres |
| Max Discharge | 736 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | Wyoming Game and Fish Commission |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 06/18/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY00143 |
| Federal ID | WY00143 |
| More Info | State Dam Safety Program |