San Miguel Lignite Mine Dam 15e is an earth dam located in McMullen County, Texas, built in 1989. It carries a Low hazard potential classification.
Dam profile
NID height · 27 ft27 ft tall and 1,260 ft long, taller than 59% 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 San Miguel Lignite Mine Dam 15e
San Miguel Lignite Mine Dam 15e is a dam in McMullen, Texas. The dam is owned by San Miguel Electric Cooperative Inc (private). It impounds the La Jarita Creek.
The dam stands 27 feet tall and stretches 1,260 feet across, creates a reservoir covering 89 acres, has a maximum storage capacity of 5,255 acre-feet, and collects water from a drainage area of 6 square miles. Completed in 1989, the structure is 37 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. An emergency action plan is in place for this dam. The most recent inspection on record was 08/18/2011. That was over 15 years ago.
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Location
| State | Texas |
| County | McMullen |
| River/Stream | La Jarita Creek |
| Coordinates | 28.63324, -98.51319 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 27 ft |
| Dam Height | 27 ft |
| Dam Length | 1,260 ft |
| Year Completed | 1989 (37 years old) |
Storage & Hydraulics
| NID Storage | 5,255 acre-ft |
| Max Storage | 5,255 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 89 acres |
| Drainage Area | 6 sq mi |
| Max Discharge | 9,535 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | San Miguel Electric Cooperative Inc |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/18/2011 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | TX06566 |
| Federal ID | TX06566 |
| More Info | State Dam Safety Program |