Clark Lake Dam
Clark Lake Dam is an earth dam located in Webb County, Texas, built in 1917. It carries a High hazard potential classification and has a unsatisfactory condition assessment.
About Clark Lake Dam
The primary purpose of Clark Lake 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 Eg Ranch Ltd (private). It impounds the Comal Creek near Laredo.
The dam stands 23 feet tall and stretches 750 feet across, creates a reservoir covering 30 acres, has a maximum storage capacity of 396 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1917, the structure is over a century 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 unsatisfactory, indicating serious safety deficiencies exist that require immediate attention or remedial action. An emergency action plan is in place for this dam. The most recent inspection on record was 01/31/2024.
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 | Webb |
| Nearest City | Laredo |
| River/Stream | Comal Creek |
| Coordinates | 27.47646, -99.42630 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Height | 23 ft |
| Dam Length | 750 ft |
| Year Completed | 1917 (109 years old) |
Storage & Hydraulics
| NID Storage | 396 acre-ft |
| Max Storage | 396 acre-ft |
| Normal Storage | 63 acre-ft |
| Surface Area | 30 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 1,475 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | EG RANCH LTD |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Unsatisfactory |
| Last Inspection | 01/31/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | TX02253 |
| Federal ID | TX02253 |
| More Info | State Dam Safety Program |