22Total Dams
10High Hazard
2Significant
Dam Safety in McKinley County, New Mexico
McKinley County has 22 dams tracked in the National Inventory of Dams. Of these, 10 are classified as high hazard — meaning failure would probably cause loss of human life. Another 2 carry a significant hazard classification. Currently, 10 dams have a condition assessment of poor or unsatisfactory.
The average dam in McKinley County is 75 years old. The most common purpose is irrigation. The tallest dam is Black Rock at 90 ft.
Explore more: Oldest dams in New Mexico · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Black Rock | High | Fair | 90 | Irrigation | 1908 |
| Asaayi | High | Poor | 69 | Recreation | 1964 |
| Ramah Dam | High | Poor | 40 | Irrigation | 1900 |
| Trapped Rock | High | Poor | 40 | Flood Risk Reduction | 1993 |
| Red Lake | High | Satisfactory | 32 | Irrigation | 1895 |
| Mcgaffey Lake Dam | High | Poor | 26 | Recreation | 1937 |
| Nutria No. 3 | High | Not assessed | 20 | Flood Risk Reduction | |
| Pescado | High | Unsatisfactory | 20 | Irrigation | 1928 |
| Nutria No. 2 | High | Not assessed | 16 | Irrigation | 1934 |
| Eustace | High | Not assessed | 14 | Recreation | |
| Chuska Lake | Significant | Poor | 59 | Irrigation | |
| Escalante Generating Station Evaporation Pond 5 | Significant | Satisfactory | 19 | Other | 1982 |
| San Lucas Dam | Low | Poor | 56 | Flood Risk Reduction | 1938 |
| Pinon Canyon Dam 6 | Low | Not assessed | 28 | Debris Control | 1953 |
| Escalante Generating Station Coal Yard Runoff Rete | Low | Poor | 27 | Flood Risk Reduction | 1982 |
| Nutria No. 4 | Low | Not assessed | 17 | Flood Risk Reduction | |
| Calladito Det Dam | Low | Not assessed | 16 | Debris Control | 1957 |
| Mosquito Dam | Low | Not assessed | 16 | Debris Control | 1967 |
| Escalante Generating Station Bottom Ash Pond Dam | Low | Poor | 13 | Other | 1982 |
| Escalante Generating Station Raw Water Storage Dam | Low | Poor | 10 | Water Supply | 1982 |
| Whiskey Lake | Undetermined | Not assessed | 25 | ||
| Long Lake | Undetermined | Not assessed | 13 |