Highland Lake Dam is an earth dam located in Harrison County, Texas, built in 1898. It carries a Low hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 520 ft long. 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 Highland Lake Dam
The primary purpose of Highland Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by The High-land Lake Club (private). It impounds the Tr-holly Creek.
The dam stands 18 feet tall and stretches 520 feet across, creates a reservoir covering 54 acres, has a maximum storage capacity of 672 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1898, the structure is over a century 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.
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Location
| State | Texas |
| County | Harrison |
| River/Stream | Tr-holly Creek |
| Coordinates | 32.65866, -94.29280 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 520 ft |
| Year Completed | 1898 (128 years old) |
Storage & Hydraulics
| NID Storage | 672 acre-ft |
| Max Storage | 672 acre-ft |
| Normal Storage | 402 acre-ft |
| Surface Area | 54 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 2,156 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | The High-land Lake Club |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX03571 |
| Federal ID | TX03571 |
| More Info | State Dam Safety Program |