Plowden Lake Dam is an earth dam located in Austin County, Texas, built in 1919. It carries a Low hazard potential classification.
Dam profile
NID height · 12 ft12 ft tall and 3,700 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 Plowden Lake Dam
The primary purpose of Plowden Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by James Plowden (private). It impounds the Tr-san Bernard River.
The dam stands 12 feet tall and stretches 3,700 feet across, creates a reservoir covering 35 acres, and has a maximum storage capacity of 196 acre-feet. Completed in 1919, the structure is over a century 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 | Tr-san Bernard River |
| Coordinates | 29.70679, -96.26837 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 3,700 ft |
| Year Completed | 1919 (107 years old) |
Storage & Hydraulics
| NID Storage | 196 acre-ft |
| Max Storage | 196 acre-ft |
| Normal Storage | 98 acre-ft |
| Surface Area | 35 acres |
| Spillway Type | None |
Ownership & Safety
| Purpose | Recreation |
| Owner | James Plowden |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX01391 |
| Federal ID | TX01391 |
| More Info | State Dam Safety Program |