Gray Lake Dam is an earth dam located in Jack County, Texas, built in 1964. It carries a Low hazard potential classification.
Dam profile
NID height · 21 ft21 ft tall and 375 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 Gray Lake Dam
Gray Lake Dam is a dam in Jack, Texas. The dam is owned by Lewis Gray (private). It impounds the Tr-big Sandy Creek.
The dam stands 21 feet tall and stretches 375 feet across, creates a reservoir covering 6 acres, and has a maximum storage capacity of 81 acre-feet. Completed in 1964, 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.
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Location
| State | Texas |
| County | Jack |
| River/Stream | Tr-big Sandy Creek |
| Coordinates | 33.45800, -98.01431 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 375 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 81 acre-ft |
| Max Storage | 81 acre-ft |
| Normal Storage | 36 acre-ft |
| Surface Area | 6 acres |
| Spillway Type | None |
Ownership & Safety
| Owner | Lewis Gray |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX05531 |
| Federal ID | TX05531 |
| More Info | State Dam Safety Program |