Mckelvie #1 is an earth dam located in Mesa County, Colorado, built in 1911. It carries a Low hazard potential classification.
Dam profile
NID height · 36 ft36 ft tall and 450 ft long, taller than 82% 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 Mckelvie #1
The primary purpose of Mckelvie #1 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Charles Shear (private). It impounds the Plateau Creek-tr near Collbran.
The dam stands 36 feet tall and stretches 450 feet across, creates a reservoir covering 19 acres, and has a maximum storage capacity of 357 acre-feet. Completed in 1911, 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. The most recent inspection on record was 08/11/2020.
At 36 feet, this dam is taller than 82% of dams nationwide.
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Location
| State | Colorado |
| County | Mesa |
| Nearest City | Collbran |
| River/Stream | Plateau Creek-tr |
| Coordinates | 39.21168, -107.75223 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 32 ft |
| Dam Length | 450 ft |
| Year Completed | 1911 (115 years old) |
Storage & Hydraulics
| NID Storage | 357 acre-ft |
| Max Storage | 357 acre-ft |
| Normal Storage | 291 acre-ft |
| Surface Area | 19 acres |
| Max Discharge | 400 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Charles Shear |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/11/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO01039 |
| Federal ID | CO01039 |
| More Info | State Dam Safety Program |