Upper Bosque River Ws Scs Site 27 Dam
Upper Bosque River Ws Scs Site 27 Dam is an earth dam located in Erath County, Texas, built in 1974. It carries a High hazard potential classification.
About Upper Bosque River Ws Scs Site 27 Dam
The primary purpose of Upper Bosque River Ws Scs Site 27 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 Cross Timbers Swcd;erath County (local government). It impounds the Gilmore Creek near Hico.
The dam stands 70 feet tall and stretches 3,000 feet across, creates a reservoir covering 125 acres, has a maximum storage capacity of 10,169 acre-feet, and collects water from a drainage area of 20 square miles. Completed in 1974, 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 06/04/2024.
At 70 feet, this dam is taller than 96% of all dams in the United States.
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 | Erath |
| Nearest City | Hico |
| River/Stream | Gilmore Creek |
| Coordinates | 31.98517, -98.11533 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 70 ft |
| Dam Height | 70 ft |
| Dam Length | 3,000 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 10,169 acre-ft |
| Max Storage | 10,169 acre-ft |
| Normal Storage | 1,227 acre-ft |
| Surface Area | 125 acres |
| Drainage Area | 20 sq mi |
| Max Discharge | 53,650 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | CROSS TIMBERS SWCD;ERATH COUNTY |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Not Rated |
| Last Inspection | 06/04/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | TX00846 |
| Federal ID | TX00846 |
| More Info | State Dam Safety Program |