Basin Reservoir is an earth dam located in Sublette County, Wyoming. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 28 ft28 ft tall and 690 ft long, taller than 62% 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 Basin Reservoir
The primary purpose of Basin Reservoir is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Usdi BLM (federal). It impounds the Airy Basin.
The dam stands 28 feet tall and stretches 690 feet across, and has a maximum storage capacity of 53 acre-feet.
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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 08/31/2021.
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Location
| State | Wyoming |
| County | Sublette |
| Nearest City | None |
| River/Stream | Airy Basin |
| Coordinates | 42.85240, -109.94910 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 690 ft |
Storage & Hydraulics
| NID Storage | 53 acre-ft |
| Max Storage | 53 acre-ft |
| Normal Storage | 49 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Usdi BLM |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 08/31/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY02583 |
| Federal ID | WY02583 |
| More Info | State Dam Safety Program |