Mosher Little Lake Dam is an earth dam located in Bandera County, Texas, built in 1942. It carries a Significant hazard potential classification.
Dam profile
NID height · 17 ft17 ft tall and 874 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 Mosher Little Lake Dam
The primary purpose of Mosher Little Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Melody Raines (private). It impounds the Tr-bandera Creek.
The dam stands 17 feet tall and stretches 874 feet across, creates a reservoir covering 15 acres, has a maximum storage capacity of 220 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1942, the structure is well-established, with more than 75 years of service.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. The most recent inspection on record was 07/01/2010. That was over 16 years ago.
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Location
| State | Texas |
| County | Bandera |
| River/Stream | Tr-bandera Creek |
| Coordinates | 29.78686, -99.06797 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 874 ft |
| Year Completed | 1942 (84 years old) |
Storage & Hydraulics
| NID Storage | 220 acre-ft |
| Max Storage | 220 acre-ft |
| Normal Storage | 59 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 7,770 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Melody Raines |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 07/01/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX04944 |
| Federal ID | TX04944 |
| More Info | State Dam Safety Program |