Thompson Tank Dam is an earth dam located in Uvalde County, Texas, built in 1952. It carries a Low hazard potential classification.
Dam profile
NID height · 30 ft30 ft tall and 1,075 ft long, taller than 68% of U.S. dams with a recorded height. 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 Thompson Tank Dam
The primary purpose of Thompson Tank 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 Jean Dullnig (private). It impounds the Tr-nueces River.
The dam stands 30 feet tall and stretches 1,075 feet across, and has a maximum storage capacity of 220 acre-feet. Completed in 1952, 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.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Texas |
| County | Uvalde |
| River/Stream | Tr-nueces River |
| Coordinates | 29.15000, -99.92333 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 1,075 ft |
| Year Completed | 1952 (74 years old) |
Storage & Hydraulics
| NID Storage | 220 acre-ft |
| Max Storage | 220 acre-ft |
| Normal Storage | 110 acre-ft |
| Spillway Type | None |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Jean Dullnig |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX04161 |
| Federal ID | TX04161 |
| More Info | State Dam Safety Program |