Coppinger #1 is an earth dam located in Montezuma County, Colorado, built in 1949. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 24 ft24 ft tall and 675 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 Coppinger #1
The primary purpose of Coppinger #1 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Diggs, Carroll (private). It impounds the East Fork MUD Creek-tr near Bluff, Ut.
The dam stands 24 feet tall and stretches 675 feet across, creates a reservoir covering 6 acres, and has a maximum storage capacity of 51 acre-feet. Completed in 1949, 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 09/22/2016. That was over 10 years ago.
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Location
| State | Colorado |
| County | Montezuma |
| Nearest City | Bluff, Ut |
| River/Stream | East Fork MUD Creek-tr |
| Coordinates | 37.41122, -108.34528 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 21 ft |
| Dam Length | 675 ft |
| Year Completed | 1949 (77 years old) |
Storage & Hydraulics
| NID Storage | 51 acre-ft |
| Max Storage | 51 acre-ft |
| Normal Storage | 35 acre-ft |
| Surface Area | 6 acres |
| Max Discharge | 111 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Diggs, Carroll |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 09/22/2016 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO01087 |
| Federal ID | CO01087 |
| More Info | State Dam Safety Program |