Pacific No. 2 is an earth dam located in Fremont County, Wyoming, built in 1922. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 18 ft18 ft tall and 750 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 Pacific No. 2
The primary purpose of Pacific No. 2 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Blair & Hay Land & Livestock Company (private). It impounds the Sweetwater River near Farson.
The dam stands 18 feet tall and stretches 750 feet across, creates a reservoir covering 258 acres, and has a maximum storage capacity of 1,963 acre-feet. Completed in 1922, the structure is over a century 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 07/20/2021.
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Location
| State | Wyoming |
| County | Fremont |
| Nearest City | Farson |
| River/Stream | Sweetwater River |
| Coordinates | 42.26730, -109.01860 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 750 ft |
| Year Completed | 1922 (104 years old) |
Storage & Hydraulics
| NID Storage | 1,963 acre-ft |
| Max Storage | 1,963 acre-ft |
| Normal Storage | 1,394 acre-ft |
| Surface Area | 258 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Blair & Hay Land & Livestock Company |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 07/20/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01200 |
| Federal ID | WY01200 |
| More Info | State Dam Safety Program |