Dams in Gonzales County, Texas
25Total Dams
2High Hazard
1Significant
Dam Safety in Gonzales County, Texas
Gonzales County has 25 dams tracked in the National Inventory of Dams. Of these, 2 are classified as high hazard — meaning failure would probably cause loss of human life. Another 1 carry a significant hazard classification.
The average dam in Gonzales County is 64 years old. The most common purpose is fire protection, stock, or small fish pond. The tallest dam is Lake Gonzales Dam at 42 ft.
Explore more: Oldest dams in Texas · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Lake Gonzales Dam | High | Not Rated | 42 | Hydroelectric | 1931 |
| Lake Wood Dam | High | Fair | 42 | Hydroelectric | 1931 |
| Gonzales | Significant | Satisfactory | 15 | Hydroelectric | 1925 |
| Ortman Dam | Low | Not Rated | 23 | Fish and Wildlife Pond | 1991 |
| Harvey Lake Dam | Low | Not Rated | 22 | Recreation | 1966 |
| Mercer Lake No 2 Dam | Low | Not Rated | 22 | Water Supply | 1962 |
| Kelley Lake No 1 Dam | Low | Not Rated | 21 | Fire Protection, Stock, Or Small Fish Pond | 1962 |
| Kelley Lake No 2 Dam | Low | Not Rated | 21 | Fire Protection, Stock, Or Small Fish Pond | 1962 |
| Kelly Lake Dam | Low | Not Rated | 20 | Fire Protection, Stock, Or Small Fish Pond | 1975 |
| Sammis Lake Dam | Low | Not Rated | 20 | Fire Protection, Stock, Or Small Fish Pond | 1978 |
| Mercer Lake No 1 Dam | Low | Not Rated | 20 | Recreation | 1962 |
| Halamicek Lake No 1 Dam | Low | Not Rated | 18 | Fire Protection, Stock, Or Small Fish Pond | 1962 |
| Winkenwerder Lake Dam | Low | Not Rated | 18 | Fire Protection, Stock, Or Small Fish Pond | 1962 |
| Sample Brothers Dam | Low | Not Rated | 18 | Recreation | 1977 |
| Ernst Lake Dam | Low | Not Rated | 18 | Recreation | 1978 |
| Halamicek Lake No 2 Dam | Low | Not Rated | 18 | Fire Protection, Stock, Or Small Fish Pond | 1962 |
| Portales Lake Dam | Low | Not Rated | 17 | Fire Protection, Stock, Or Small Fish Pond | 1973 |
| Quien Sabe Lake No 1 Dam | Low | Not Rated | 16 | Water Supply | 1962 |
| Jenecka Lake Dam | Low | Not Rated | 15 | Fire Protection, Stock, Or Small Fish Pond | 1964 |
| Mcmannis Lake Dam | Low | Not Rated | 15 | Fire Protection, Stock, Or Small Fish Pond | 1960 |
| Semmes Pond Dam | Low | Not Rated | 15 | Flood Risk Reduction | 1982 |
| Iley Lake Dam | Low | Not Rated | 14 | Water Supply | 1962 |
| Hurt Lake Dam | Low | Not Rated | 13 | Recreation | 1977 |
| Ma Wade Dam | Low | Not Rated | 11 | Hydroelectric | 1914 |
| Quien Sabe Lake No 2 Dam | Low | Not Rated | 7 | Water Supply | 1962 |