Pond No. 3
Pond No. 3 is an earth dam located in Sweetwater County, Wyoming, built in 1981. It carries a Low hazard potential classification and has a fair condition assessment.
About Pond No. 3
The primary purpose of Pond No. 3 is debris control. The dam is designed to catch sediment, rocks, and debris carried by flowing water — particularly important in areas prone to mudslides or heavy erosion. The dam is owned by Tata Chemicals North America (private). It impounds the Allied Draw, Tr Blacks Fork Ri near Green River.
The dam stands 37 feet tall and stretches 2,850 feet across, creates a reservoir covering 280 acres, has a maximum storage capacity of 2,975 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1981, the structure is 45 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 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 04/16/2024.
At 37 feet, this dam is taller than 84% of dams nationwide.
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Location
| State | Wyoming |
| County | Sweetwater |
| Nearest City | Green River |
| River/Stream | Allied Draw, Tr Blacks Fork Ri |
| Coordinates | 41.58200, -109.74000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 37 ft |
| Dam Height | 37 ft |
| Dam Length | 2,850 ft |
| Year Completed | 1981 (45 years old) |
Storage & Hydraulics
| NID Storage | 2,975 acre-ft |
| Max Storage | 2,975 acre-ft |
| Normal Storage | 2,085 acre-ft |
| Surface Area | 280 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | None |
Ownership & Safety
| Purpose | Debris Control |
| Owner | TATA CHEMICALS NORTH AMERICA |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 04/16/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01631 |
| Federal ID | WY01631 |
| More Info | State Dam Safety Program |