Duffey Lake Dam is an earth dam located in Upshur County, Texas, built in 1977. It carries a Low hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 650 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 Duffey Lake Dam
Duffey Lake Dam is a dam in Upshur, Texas. The dam is owned by Hw Duffey (private). It impounds the Tr-little Walnut Creek.
The dam stands 18 feet tall and stretches 650 feet across, creates a reservoir covering 11 acres, and has a maximum storage capacity of 137 acre-feet. Completed in 1977, the structure is 49 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 | Upshur |
| River/Stream | Tr-little Walnut Creek |
| Coordinates | 32.75500, -94.77500 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 650 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 137 acre-ft |
| Max Storage | 137 acre-ft |
| Normal Storage | 62 acre-ft |
| Surface Area | 11 acres |
| Spillway Type | None |
Ownership & Safety
| Owner | Hw Duffey |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX05709 |
| Federal ID | TX05709 |
| More Info | State Dam Safety Program |