Winn Exploration Dam No 2 is an earth dam located in Maverick County, Texas, built in 1960. It carries a Low hazard potential classification.
Dam profile
NID height · 24 ft24 ft tall and 1,800 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 Winn Exploration Dam No 2
The primary purpose of Winn Exploration Dam No 2 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 Winn Exploration Co Inc (private). It impounds the Tr-rosita Creek.
The dam stands 24 feet tall and stretches 1,800 feet across, creates a reservoir covering 96 acres, has a maximum storage capacity of 1,290 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1960, 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 08/05/1975. That was over 51 years ago.
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Location
| State | Texas |
| County | Maverick |
| River/Stream | Tr-rosita Creek |
| Coordinates | 28.72206, -100.38805 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 1,800 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 1,290 acre-ft |
| Max Storage | 1,290 acre-ft |
| Normal Storage | 650 acre-ft |
| Surface Area | 96 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 4,800 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Winn Exploration Co Inc |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/05/1975 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX04738 |
| Federal ID | TX04738 |
| More Info | State Dam Safety Program |