Morton No. F.s. 9-231-39 is an earth dam located in Converse County, Wyoming, built in 1972. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 22 ft22 ft tall and 444 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 Morton No. F.s. 9-231-39
The primary purpose of Morton No. F.s. 9-231-39 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 Usda Forest Service (federal). It impounds the Pirate Draw.
The dam stands 22 feet tall and stretches 444 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 63 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1972, 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 05/07/2020.
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Location
| State | Wyoming |
| County | Converse |
| Nearest City | None |
| River/Stream | Pirate Draw |
| Coordinates | 43.43540, -105.13340 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 444 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 63 acre-ft |
| Max Storage | 63 acre-ft |
| Normal Storage | 28 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 577 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Usda Forest Service |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 05/07/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01358 |
| Federal ID | WY01358 |
| More Info | State Dam Safety Program |