Wallisville Lock And Dam
Wallisville Lock And Dam is an earth dam located in Chambers County, Texas, built in 2000. It carries a Significant hazard potential classification.
About Wallisville Lock And Dam
Wallisville Lock And Dam is a dam in Chambers, Texas. The dam is owned by Usace - Galveston District (federal). It impounds the Trinity River near Wallisville.
The dam stands 16 feet tall and stretches 30,000 feet across, has a maximum storage capacity of 45,600 acre-feet, and collects water from a drainage area of 17,969 square miles. Completed in 2000, the structure is 26 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. An emergency action plan is in place for this dam. The most recent inspection on record was 05/27/2022.
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Location
| State | Texas |
| County | Chambers |
| Nearest City | Wallisville |
| River/Stream | Trinity River |
| Coordinates | 29.81189, -94.73146 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 30,000 ft |
| Year Completed | 2000 (26 years old) |
Storage & Hydraulics
| NID Storage | 45,600 acre-ft |
| Max Storage | 45,600 acre-ft |
| Drainage Area | 17,969 sq mi |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | USACE - Galveston District |
| Owner Type | Federal |
| Hazard Classification | Significant |
| Condition Assessment | Not Available |
| Last Inspection | 05/27/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | TX07102 |
| Federal ID | TX07102 |
| More Info | State Dam Safety Program |