Mawis Lake Dam
Mawis Lake Dam is an earth dam located in Austin County, Texas, built in 1960. It carries a Low hazard potential classification.
About Mawis Lake Dam
The primary purpose of Mawis Lake Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Ca Mawis (private). It impounds the Long Branch-piney Creek.
The dam stands 11 feet tall and stretches 405 feet across, creates a reservoir covering 6 acres, and has a maximum storage capacity of 52 acre-feet. 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.
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Location
| State | Texas |
| County | Austin |
| River/Stream | Long Branch-piney Creek |
| Coordinates | 29.99372, -96.30357 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 405 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 52 acre-ft |
| Max Storage | 52 acre-ft |
| Normal Storage | 26 acre-ft |
| Surface Area | 6 acres |
| Spillway Type | None |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | CA MAWIS |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX05479 |
| Federal ID | TX05479 |
| More Info | State Dam Safety Program |