Upper Brushy Creek Ws Scs Site 9 Dam
Upper Brushy Creek Ws Scs Site 9 Dam is an earth dam located in Williamson County, Texas, built in 1959. It carries a High hazard potential classification.
About Upper Brushy Creek Ws Scs Site 9 Dam
The primary purpose of Upper Brushy Creek Ws Scs Site 9 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 Taylor Swcd;upper Brushy Creek Wcid (local government). It impounds the Rattan Creek near Round Rock.
The dam stands 36 feet tall and stretches 3,265 feet across, creates a reservoir covering 34 acres, has a maximum storage capacity of 3,202 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1959, the structure is well into its service life at over 50 years old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. An emergency action plan is in place for this dam. The most recent inspection on record was 06/28/2023.
At 36 feet, this dam is taller than 83% of dams nationwide.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Texas dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Texas |
| County | Williamson |
| Nearest City | Round Rock |
| River/Stream | Rattan Creek |
| Coordinates | 30.48417, -97.71357 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 36 ft |
| Dam Length | 3,265 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 3,202 acre-ft |
| Max Storage | 3,202 acre-ft |
| Normal Storage | 182 acre-ft |
| Surface Area | 34 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 18,373 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | TAYLOR SWCD;UPPER BRUSHY CREEK WCID |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Not Rated |
| Last Inspection | 06/28/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | TX01322 |
| Federal ID | TX01322 |
| More Info | State Dam Safety Program |