Sister Grove Creek Ws Scs Site 25 Dam is an earth dam located in Grayson County, Texas, built in 1959. It carries a Low hazard potential classification.
Dam profile
NID height · 45 ft45 ft tall and 1,350 ft long, taller than 90% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Sister Grove Creek Ws Scs Site 25 Dam
The primary purpose of Sister Grove Creek Ws Scs Site 25 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 Grayson County;upper Elm Red Swcd (local government). It impounds the Tr-sister Grove Creek.
The dam stands 45 feet tall and stretches 1,350 feet across, creates a reservoir covering 11 acres, has a maximum storage capacity of 406 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1959, 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 45 feet, this dam is taller than 90% of dams nationwide.
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Location
| State | Texas |
| County | Grayson |
| River/Stream | Tr-sister Grove Creek |
| Coordinates | 33.39995, -96.53849 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 45 ft |
| Dam Height | 45 ft |
| Dam Length | 1,350 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 406 acre-ft |
| Max Storage | 406 acre-ft |
| Normal Storage | 82 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | None |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Grayson County;upper Elm Red Swcd |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX02094 |
| Federal ID | TX02094 |
| More Info | State Dam Safety Program |