Allison Ranch Gss Dam No 2 is an earth dam located in Pecos County, Texas, built in 1962. It carries a Low hazard potential classification.
Dam profile
NID height · 47 ft47 ft tall and 859 ft long, taller than 91% of U.S. dams with a recorded height. Height is drawn to scale against a ten-story building, about 100 ft; the profile is a generic embankment section and the water level is illustrative.
About Allison Ranch Gss Dam No 2
Allison Ranch Gss Dam No 2 is a dam in Pecos, Texas. The dam is owned by Allison Ranch Corporation (private). It impounds the Tr-big Canyon.
The dam stands 47 feet tall and stretches 859 feet across, and has a maximum storage capacity of 276 acre-feet. Completed in 1962, the structure is well into its service life at over 50 years old.
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.
At 47 feet, this dam is taller than 91% of dams nationwide.
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Location
| State | Texas |
| County | Pecos |
| River/Stream | Tr-big Canyon |
| Coordinates | 30.40833, -102.91333 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 47 ft |
| Dam Height | 47 ft |
| Dam Length | 859 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 276 acre-ft |
| Max Storage | 276 acre-ft |
| Normal Storage | 21 acre-ft |
| Spillway Type | None |
Ownership & Safety
| Purpose | Other |
| Owner | Allison Ranch Corporation |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX06280 |
| Federal ID | TX06280 |
| More Info | State Dam Safety Program |