Johnson Tank Dam is an earth dam located in Borden County, Texas, built in 1944. It carries a Low hazard potential classification.
Dam profile
NID height · 26 ft26 ft tall and 1,210 ft long, taller than 55% 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 Johnson Tank Dam
The primary purpose of Johnson Tank Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Borden County (local government). It impounds the Tr-salt Creek.
The dam stands 26 feet tall and stretches 1,210 feet across, and has a maximum storage capacity of 560 acre-feet. Completed in 1944, the structure is well-established, with more than 75 years of service.
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 11/12/1979. That was over 46 years ago.
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Location
| State | Texas |
| County | Borden |
| River/Stream | Tr-salt Creek |
| Coordinates | 32.76080, -101.56439 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 1,210 ft |
| Year Completed | 1944 (82 years old) |
Storage & Hydraulics
| NID Storage | 560 acre-ft |
| Max Storage | 560 acre-ft |
| Normal Storage | 200 acre-ft |
| Spillway Type | None |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Borden County |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/12/1979 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX02279 |
| Federal ID | TX02279 |
| More Info | State Dam Safety Program |