Tracy Lake is an earth dam located in Teton County, Wyoming, built in 1928. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 20 ft20 ft tall and 420 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 Tracy Lake
The primary purpose of Tracy Lake is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Fir Creek LLC (private). It impounds the Randolph Creek near Moose.
The dam stands 20 feet tall and stretches 420 feet across, creates a reservoir covering 47 acres, and has a maximum storage capacity of 646 acre-feet. Completed in 1928, the structure is well-established, with more than 75 years of service.
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 07/12/2023.
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Location
| State | Wyoming |
| County | Teton |
| Nearest City | Moose |
| River/Stream | Randolph Creek |
| Coordinates | 43.84917, -110.36361 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 420 ft |
| Year Completed | 1928 (98 years old) |
Storage & Hydraulics
| NID Storage | 646 acre-ft |
| Max Storage | 646 acre-ft |
| Normal Storage | 380 acre-ft |
| Surface Area | 47 acres |
| Spillway Type | None |
Ownership & Safety
| Purpose | Recreation |
| Owner | Fir Creek LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 07/12/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY01256 |
| Federal ID | WY01256 |
| More Info | State Dam Safety Program |