Mangum Lake No 2 Dam is an earth dam located in Maverick County, Texas, built in 1963. It carries a Low hazard potential classification.
Dam profile
NID height · 17 ft17 ft tall and 945 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 Mangum Lake No 2 Dam
The primary purpose of Mangum Lake No 2 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 Hal Mangum (private). It impounds the Tr-elm Creek.
The dam stands 17 feet tall and stretches 945 feet across, and has a maximum storage capacity of 952 acre-feet. Completed in 1963, 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 03/29/1990. That was over 36 years ago.
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Location
| State | Texas |
| County | Maverick |
| River/Stream | Tr-elm Creek |
| Coordinates | 28.86647, -100.40730 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 945 ft |
| Year Completed | 1963 (63 years old) |
Storage & Hydraulics
| NID Storage | 952 acre-ft |
| Max Storage | 952 acre-ft |
| Normal Storage | 198 acre-ft |
| Spillway Type | None |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Hal Mangum |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 03/29/1990 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX03672 |
| Federal ID | TX03672 |
| More Info | State Dam Safety Program |