Phelps Dodge Basin Dam
Phelps Dodge Basin Dam is an earth dam located in El Paso County, Texas. It carries a High hazard potential classification.
About Phelps Dodge Basin Dam
The primary purpose of Phelps Dodge Basin Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by City Of El Paso (local government). It impounds the Tr-rio Grande near El Paso.
The dam stands 32 feet tall and stretches 2,520 feet across, has a maximum storage capacity of 330 acre-feet, and collects water from a drainage area of 2 square miles.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. An emergency action plan is in place for this dam. The most recent inspection on record was 06/25/2019.
At 32 feet, this dam is taller than 76% of dams nationwide.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Texas dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Texas |
| County | El Paso |
| Nearest City | El Paso |
| River/Stream | Tr-rio Grande |
| Coordinates | 31.75583, -106.37111 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 2,520 ft |
Storage & Hydraulics
| NID Storage | 330 acre-ft |
| Max Storage | 330 acre-ft |
| Drainage Area | 2 sq mi |
| Max Discharge | 22,338 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | CITY OF EL PASO |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Not Rated |
| Last Inspection | 06/25/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | TX06951 |
| Federal ID | TX06951 |
| More Info | State Dam Safety Program |