Tessman Lake Dam
Tessman Lake Dam is an earth dam located in Karnes County, Texas, built in 1969. It carries a Low hazard potential classification.
About Tessman Lake Dam
The primary purpose of Tessman Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Hugo Tessman (private). It impounds the Tr-san Antonio River.
The dam stands 22 feet tall and stretches 485 feet across, creates a reservoir covering 15 acres, and has a maximum storage capacity of 158 acre-feet. Completed in 1969, 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 | Karnes |
| River/Stream | Tr-san Antonio River |
| Coordinates | 28.92119, -98.13366 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 485 ft |
| Year Completed | 1969 (57 years old) |
Storage & Hydraulics
| NID Storage | 158 acre-ft |
| Max Storage | 158 acre-ft |
| Normal Storage | 120 acre-ft |
| Surface Area | 15 acres |
| Spillway Type | None |
Ownership & Safety
| Purpose | Recreation |
| Owner | HUGO TESSMAN |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX02046 |
| Federal ID | TX02046 |
| More Info | State Dam Safety Program |