Vaquillas Ranch Lake No 4 Dam
Vaquillas Ranch Lake No 4 Dam is an earth dam located in Webb County, Texas, built in 1937. It carries a Low hazard potential classification.
About Vaquillas Ranch Lake No 4 Dam
The primary purpose of Vaquillas Ranch Lake No 4 Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Vaquillas Ranch Company Ltd (private). It impounds the Tr-aqua Azul Creek.
The dam stands 18 feet tall and stretches 1,775 feet across, creates a reservoir covering 21 acres, and has a maximum storage capacity of 230 acre-feet. Completed in 1937, 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.
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Location
| State | Texas |
| County | Webb |
| River/Stream | Tr-aqua Azul Creek |
| Coordinates | 27.30834, -99.08108 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 1,775 ft |
| Year Completed | 1937 (89 years old) |
Storage & Hydraulics
| NID Storage | 230 acre-ft |
| Max Storage | 230 acre-ft |
| Normal Storage | 143 acre-ft |
| Surface Area | 21 acres |
| Spillway Type | None |
Ownership & Safety
| Purpose | Water Supply |
| Owner | VAQUILLAS RANCH COMPANY LTD |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX02259 |
| Federal ID | TX02259 |
| More Info | State Dam Safety Program |