Escalante Generating Station Bottom Ash Pond Dam is an earth dam located in McKinley County, New Mexico, built in 1982. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 13 ft13 ft tall and 3,200 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 Escalante Generating Station Bottom Ash Pond Dam
Escalante Generating Station Bottom Ash Pond Dam is a dam in McKinley, New Mexico. The dam is owned by Tri-state Generation & Transmission Association (public utility). It impounds the Casmero Draw-os near Prewitt.
The dam stands 13 feet tall and stretches 3,200 feet across, creates a reservoir covering 14 acres, has a storage capacity of 140 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1982, the structure is 44 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 06/19/2019.
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Location
| State | New Mexico |
| County | McKinley |
| Nearest City | Prewitt |
| River/Stream | Casmero Draw-os |
| Coordinates | 35.41210, -108.07910 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 3,200 ft |
| Year Completed | 1982 (44 years old) |
Storage & Hydraulics
| NID Storage | 140 acre-ft |
| Normal Storage | 140 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 95 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Other |
| Owner | Tri-state Generation & Transmission Association |
| Owner Type | Public Utility |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 06/19/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NM00642 |
| Federal ID | NM00642 |
| More Info | State Dam Safety Program |