Blackburn Lake Dam is an earth dam located in Angelina County, Texas, built in 1950. It carries a Low hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 500 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 Blackburn Lake Dam
The primary purpose of Blackburn Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by William Winston (private). It impounds the Conner Spring Branch.
The dam stands 18 feet tall and stretches 500 feet across, creates a reservoir covering 12 acres, and has a maximum storage capacity of 137 acre-feet. Completed in 1950, the structure is well-established, with more than 75 years of service.
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 05/06/1997. That was over 29 years ago.
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Location
| State | Texas |
| County | Angelina |
| River/Stream | Conner Spring Branch |
| Coordinates | 31.37410, -94.85166 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 500 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 137 acre-ft |
| Max Storage | 137 acre-ft |
| Normal Storage | 67 acre-ft |
| Surface Area | 12 acres |
| Spillway Type | None |
Ownership & Safety
| Purpose | Recreation |
| Owner | William Winston |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/06/1997 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX00970 |
| Federal ID | TX00970 |
| More Info | State Dam Safety Program |