Dams in Eddy County, New Mexico
21Total Dams
8High Hazard
11Significant
Dam Safety in Eddy County, New Mexico
Eddy County has 21 dams tracked in the National Inventory of Dams. Of these, 8 are classified as high hazard — meaning failure would probably cause loss of human life. Another 11 carry a significant hazard classification. Currently, 11 dams have a condition assessment of poor or unsatisfactory.
The average dam in Eddy County is 56 years old. The most common purpose is flood risk reduction. The tallest dam is Brantley Dam at 144 ft.
Explore more: Oldest dams in New Mexico · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Brantley Dam | High | Not Available | 144 | Flood Risk Reduction | 1989 |
| Cottonw Ood-walnut Site #8 | High | Fair | 71 | Flood Risk Reduction | 1988 |
| Cottonwood-walnut Site #6 | High | Fair | 61 | Flood Risk Reduction | 1986 |
| Eagle-tumbleweed Draw Watershed Dam | High | Fair | 60 | Flood Risk Reduction | 1995 |
| Avalon Dam | High | Not Available | 58 | Irrigation | 1907 |
| Hackberry Draw Site No. 2 Dam | High | Fair | 46 | Flood Risk Reduction | 1967 |
| Cass Draw Site 1 Dam | High | Poor | 37 | Flood Risk Reduction | 1969 |
| Hackberry Draw Site No. 1 Dam | High | Satisfactory | 34 | Flood Risk Reduction | 1966 |
| Intrepid Potash West Plant Dam | Significant | Unsatisfactory | 68 | Tailings | 1978 |
| East Catchment Basin Dam | Significant | Poor | 33 | Tailings | |
| Upper Tansil Dam | Significant | Poor | 31 | Recreation | 1893 |
| Intrepid Potash South Perimeter Dam | Significant | Poor | 29 | Tailings | |
| Lower Tansil Dam | Significant | Poor | 18 | Recreation | 1970 |
| Cass Draw Site 2 Dam | Significant | Poor | 17 | Flood Risk Reduction | 1969 |
| Intrepid Potash Ponds A-d Dam | Significant | Poor | 14 | Tailings | |
| Se Storm Drainage Detention Dam | Significant | Fair | 13 | Flood Risk Reduction | 1979 |
| Intrepid Potash Ponds 1-5 Dam | Significant | Poor | 12 | Tailings | |
| Artesia Wastewater Re-use Irrigation Pond 1 | Significant | Fair | 12 | Irrigation | 2006 |
| Southwest Laguna Grande Dam | Significant | Poor | 9 | Other | 2009 |
| Six Mile Power Dam | Low | Poor | 25 | Recreation | 1905 |
| Mosaic Potash Carlsbad Clay Settling Dam | Low | Satisfactory | 19 | Tailings | 2005 |