Fort Terrett Ranch River Dam is a concrete dam located in Sutton County, Texas, built in 1963. It carries a Low hazard potential classification.
Dam profile
NID height · 10 ft10 ft tall and 439 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic concrete gravity section and the water level is illustrative.
About Fort Terrett Ranch River Dam
The primary purpose of Fort Terrett Ranch River Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Fort Terrett Ranch Ltd (private). It impounds the North Llano River near Roosevelt.
The dam stands 10 feet tall and stretches 439 feet across, creates a reservoir covering 7 acres, and has a maximum storage capacity of 62 acre-feet. Completed in 1963, 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. The most recent inspection on record was 05/03/1977. That was over 49 years ago.
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Location
| State | Texas |
| County | Sutton |
| Nearest City | Roosevelt |
| River/Stream | North Llano River |
| Coordinates | 30.47000, -100.18333 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 439 ft |
| Year Completed | 1963 (63 years old) |
Storage & Hydraulics
| NID Storage | 62 acre-ft |
| Max Storage | 62 acre-ft |
| Normal Storage | 62 acre-ft |
| Surface Area | 7 acres |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Fort Terrett Ranch Ltd |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/03/1977 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX04740 |
| Federal ID | TX04740 |
| More Info | State Dam Safety Program |