Bookout Dam
Bookout Dam is an earth dam located in Dimmit County, Texas, built in 1946. It carries a Significant hazard potential classification and has a poor condition assessment.
About Bookout Dam
The primary purpose of Bookout Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Zavala Dimmit Co Wid 1 (local government). It impounds the Nueces River.
The dam stands 19 feet tall and stretches 325 feet across, creates a reservoir covering 40 acres, and has a maximum storage capacity of 1,032 acre-feet. Completed in 1946, the structure is well-established, with more than 75 years of service.
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. 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 11/07/2023.
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Location
| State | Texas |
| County | Dimmit |
| River/Stream | Nueces River |
| Coordinates | 28.60073, -99.77107 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 325 ft |
| Year Completed | 1946 (80 years old) |
Storage & Hydraulics
| NID Storage | 1,032 acre-ft |
| Max Storage | 1,032 acre-ft |
| Normal Storage | 344 acre-ft |
| Surface Area | 40 acres |
| Max Discharge | 1,224 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | ZAVALA DIMMIT CO WID 1 |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 11/07/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | TX02333 |
| Federal ID | TX02333 |
| More Info | State Dam Safety Program |