Milstead Lake Dam is an earth dam located in Webb County, Texas, built in 1965. It carries a Low hazard potential classification.
Dam profile
NID height · 21 ft21 ft tall and 1,600 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 Milstead Lake Dam
The primary purpose of Milstead Lake 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 Milstead Ranches Inc (private). It impounds the Tr-santa Isabel Creek.
The dam stands 21 feet tall and stretches 1,600 feet across, creates a reservoir covering 13 acres, and has a maximum storage capacity of 143 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 | Webb |
| River/Stream | Tr-santa Isabel Creek |
| Coordinates | 28.00854, -99.67182 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 1,600 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 143 acre-ft |
| Max Storage | 143 acre-ft |
| Normal Storage | 94 acre-ft |
| Surface Area | 13 acres |
| Spillway Type | None |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Milstead Ranches Inc |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX02247 |
| Federal ID | TX02247 |
| More Info | State Dam Safety Program |