Y T Ranch is an earth dam located in Mesa County, Colorado, built in 1911. It carries a High hazard potential classification and has a unsatisfactory condition assessment.
Dam profile
NID height · 35 ft35 ft tall and 900 ft long, taller than 80% 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 Y T Ranch
The primary purpose of Y T Ranch is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Laramie Energy LLC (private). It impounds the Grove Creek near Collbran.
The dam stands 35 feet tall and stretches 900 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 193 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1911, the structure is over a century old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated unsatisfactory, indicating serious safety deficiencies exist that require immediate attention or remedial action. An emergency action plan is in place for this dam. The most recent inspection on record was 05/26/2022.
At 35 feet, this dam is taller than 80% of dams nationwide.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Colorado dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Colorado |
| County | Mesa |
| Nearest City | Collbran |
| River/Stream | Grove Creek |
| Coordinates | 39.18668, -107.89390 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 33 ft |
| Dam Length | 900 ft |
| Year Completed | 1911 (115 years old) |
Storage & Hydraulics
| NID Storage | 193 acre-ft |
| Max Storage | 193 acre-ft |
| Normal Storage | 125 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 277 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Laramie Energy LLC |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Unsatisfactory |
| Last Inspection | 05/26/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CO01050 |
| Federal ID | CO01050 |
| More Info | State Dam Safety Program |