Roberts Tank Dam
Roberts Tank Dam is an earth dam located in El Paso County, Texas, built in 1938. It carries a Low hazard potential classification.
About Roberts Tank Dam
The primary purpose of Roberts Tank 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 Indian Cliffs Ranch Inc (private). It impounds the San Felipe Arroyo.
The dam stands 20 feet tall and stretches 1,530 feet across, has a maximum storage capacity of 560 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1938, the structure is well-established, with more than 75 years of service.
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. The most recent inspection on record was 07/18/1996. That was over 29 years ago.
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Location
| State | Texas |
| County | El Paso |
| River/Stream | San Felipe Arroyo |
| Coordinates | 31.58869, -106.10729 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 1,530 ft |
| Year Completed | 1938 (88 years old) |
Storage & Hydraulics
| NID Storage | 560 acre-ft |
| Max Storage | 560 acre-ft |
| Normal Storage | 145 acre-ft |
| Drainage Area | 2 sq mi |
| Spillway Type | None |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | INDIAN CLIFFS RANCH INC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 07/18/1996 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX01961 |
| Federal ID | TX01961 |
| More Info | State Dam Safety Program |