Big Rock Dam is an earth dam located in Harrison County, Texas, built in 1961. It carries a Low hazard potential classification.
Dam profile
NID height · 24 ft24 ft tall and 827 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 Big Rock Dam
The primary purpose of Big Rock Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by James Visage (private). It impounds the Tr-page Creek.
The dam stands 24 feet tall and stretches 827 feet across, creates a reservoir covering 33 acres, has a maximum storage capacity of 406 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1961, the structure is well into its service life at over 50 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 05/14/2008. That was over 18 years ago.
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Location
| State | Texas |
| County | Harrison |
| River/Stream | Tr-page Creek |
| Coordinates | 32.56670, -94.57619 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 827 ft |
| Year Completed | 1961 (65 years old) |
Storage & Hydraulics
| NID Storage | 406 acre-ft |
| Max Storage | 406 acre-ft |
| Normal Storage | 274 acre-ft |
| Surface Area | 33 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 2,102 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | James Visage |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/14/2008 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX03574 |
| Federal ID | TX03574 |
| More Info | State Dam Safety Program |