Williams Dam
Williams Dam is an earth dam located in Atascosa County, Texas, built in 1968. It carries a High hazard potential classification and has a poor condition assessment.
About Williams Dam
The primary purpose of Williams Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Ted Leo G S Gosset T Trust (private). It impounds the Georgetown Creek near Coughran.
The dam stands 14 feet tall and stretches 1,150 feet across, creates a reservoir covering 16 acres, has a maximum storage capacity of 106 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1968, 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. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 01/11/2023.
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 | Atascosa |
| Nearest City | Coughran |
| River/Stream | Georgetown Creek |
| Coordinates | 28.92860, -98.45547 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 1,150 ft |
| Year Completed | 1968 (58 years old) |
Storage & Hydraulics
| NID Storage | 106 acre-ft |
| Max Storage | 106 acre-ft |
| Normal Storage | 67 acre-ft |
| Surface Area | 16 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 2 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | TED LEO G S GOSSET T TRUST |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Poor |
| Last Inspection | 01/11/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | TX03170 |
| Federal ID | TX03170 |
| More Info | State Dam Safety Program |