Rainbo Lake Dam
Rainbo Lake Dam is an earth dam located in Henderson County, Texas, built in 1932. It carries a High hazard potential classification and has a fair condition assessment.
About Rainbo Lake Dam
The primary purpose of Rainbo Lake Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Rainbo Club Inc (private). It impounds the Catfish Creek.
The dam stands 20 feet tall and stretches 2,080 feet across, creates a reservoir covering 159 acres, has a maximum storage capacity of 2,692 acre-feet, and collects water from a drainage area of 12 square miles. Completed in 1932, the structure is well-established, with more than 75 years of service.
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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 06/02/2021.
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 | Henderson |
| River/Stream | Catfish Creek |
| Coordinates | 32.09087, -95.74507 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 2,080 ft |
| Year Completed | 1932 (94 years old) |
Storage & Hydraulics
| NID Storage | 2,692 acre-ft |
| Max Storage | 2,692 acre-ft |
| Normal Storage | 830 acre-ft |
| Surface Area | 159 acres |
| Drainage Area | 12 sq mi |
| Max Discharge | 8,883 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | RAINBO CLUB INC |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Fair |
| Last Inspection | 06/02/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | TX00195 |
| Federal ID | TX00195 |
| More Info | State Dam Safety Program |