Big Dam Tank is an earth dam located in Oldham County, Texas, built in 1965. It carries a Low hazard potential classification.
Dam profile
NID height · 30 ft30 ft tall and 1,000 ft long, taller than 68% 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 Big Dam Tank
Big Dam Tank is a dam in Oldham, Texas. The dam is owned by Tom Conrad Estate (private). It impounds the Tr-las Arches Creek.
The dam stands 30 feet tall and stretches 1,000 feet across, creates a reservoir covering 6 acres, and has a maximum storage capacity of 144 acre-feet. Completed in 1965, 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 | Oldham |
| River/Stream | Tr-las Arches Creek |
| Coordinates | 35.37069, -102.74819 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 1,000 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 144 acre-ft |
| Max Storage | 144 acre-ft |
| Normal Storage | 72 acre-ft |
| Surface Area | 6 acres |
| Spillway Type | None |
Ownership & Safety
| Owner | Tom Conrad Estate |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX05660 |
| Federal ID | TX05660 |
| More Info | State Dam Safety Program |