A D Hanna Lake Dam is an earth dam located in Clay County, Texas, built in 1983. It carries a Low hazard potential classification.
Dam profile
NID height · 25 ft25 ft tall and 980 ft long, taller than 50% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About A D Hanna Lake Dam
The primary purpose of A D Hanna 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 Ad Hanna (private). It impounds the Tr-long Creek.
The dam stands 25 feet tall and stretches 980 feet across, and has a maximum storage capacity of 820 acre-feet. Completed in 1983, the structure is 43 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 05/22/1985. That was over 41 years ago.
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Location
| State | Texas |
| County | Clay |
| River/Stream | Tr-long Creek |
| Coordinates | 33.90288, -98.13867 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 22 ft |
| Dam Length | 980 ft |
| Year Completed | 1983 (43 years old) |
Storage & Hydraulics
| NID Storage | 820 acre-ft |
| Max Storage | 820 acre-ft |
| Normal Storage | 370 acre-ft |
| Max Discharge | 2,152 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Ad Hanna |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/22/1985 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX05862 |
| Federal ID | TX05862 |
| More Info | State Dam Safety Program |