Henninger Lake Dam
Henninger Lake Dam is an earth dam located in Callahan County, Texas, built in 1920. It carries a Significant hazard potential classification.
About Henninger Lake Dam
The primary purpose of Henninger 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 Warren Harkins (private). It impounds the Tr-rainy Creek.
The dam stands 16 feet tall and stretches 680 feet across, creates a reservoir covering 12 acres, and has a maximum storage capacity of 109 acre-feet. Completed in 1920, the structure is over a century 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. The most recent inspection on record was 02/19/2009. That was over 17 years ago.
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Location
| State | Texas |
| County | Callahan |
| River/Stream | Tr-rainy Creek |
| Coordinates | 32.42321, -99.62803 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 680 ft |
| Year Completed | 1920 (106 years old) |
Storage & Hydraulics
| NID Storage | 109 acre-ft |
| Max Storage | 109 acre-ft |
| Normal Storage | 53 acre-ft |
| Surface Area | 12 acres |
| Spillway Type | None |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | WARREN HARKINS |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not Rated |
| Last Inspection | 02/19/2009 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX05331 |
| Federal ID | TX05331 |
| More Info | State Dam Safety Program |