Southwest Laguna Grande Dam
Southwest Laguna Grande Dam is an earth dam located in Eddy County, New Mexico, built in 2009. It carries a Significant hazard potential classification and has a poor condition assessment.
About Southwest Laguna Grande Dam
Southwest Laguna Grande Dam is a dam in Eddy, New Mexico. The dam is owned by Mosaic Potash Carlsbad Inc. (private). It impounds the Pecos River near Malaga.
The dam stands 9 feet tall and stretches 5,860 feet across, creates a reservoir covering 4,710 acres, has a maximum storage capacity of 39,800 acre-feet, and collects water from a drainage area of 362 square miles. Completed in 2009, the structure is relatively new.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 02/28/2019.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | New Mexico |
| County | Eddy |
| Nearest City | Malaga |
| River/Stream | Pecos River |
| Coordinates | 32.29459, -104.02659 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Height | 6 ft |
| Dam Length | 5,860 ft |
| Year Completed | 2009 (17 years old) |
Storage & Hydraulics
| NID Storage | 39,800 acre-ft |
| Max Storage | 39,800 acre-ft |
| Normal Storage | 34,850 acre-ft |
| Surface Area | 4,710 acres |
| Drainage Area | 362 sq mi |
| Max Discharge | 350 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | MOSAIC POTASH CARLSBAD INC. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 02/28/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NM00667 |
| Federal ID | NM00667 |
| More Info | State Dam Safety Program |