Dams in Gillespie County, Texas
14Total Dams
5High Hazard
3Significant
Dam Safety in Gillespie County, Texas
Gillespie County has 14 dams tracked in the National Inventory of Dams. Of these, 5 are classified as high hazard — meaning failure would probably cause loss of human life. Another 3 carry a significant hazard classification.
The average dam in Gillespie County is 58 years old. The most common purpose is recreation. The tallest dam is Williams Creek Ws Scs Site 4 Dam at 50 ft.
Explore more: Oldest dams in Texas · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Williams Creek Ws Scs Site 4 Dam | High | Not Rated | 50 | Flood Risk Reduction | 1967 |
| Williams Creek Ws Scs Site 3 Dam | High | Not Rated | 50 | Flood Risk Reduction | 1967 |
| Williams Creek Ws Scs Site 1 Dam | High | Not Rated | 46 | Flood Risk Reduction | 1968 |
| Williams Creek Ws Scs Site 2 Dam | High | Not Rated | 41 | Flood Risk Reduction | 1968 |
| Frieden Development Dam | High | Not Rated | 14 | ||
| Longhorn Lake Dam | Significant | Not Rated | 37 | Recreation | 1967 |
| Boot Ranch Dam 1441 | Significant | Not Rated | 28 | Irrigation | |
| Catfish Dam | Significant | Not Rated | 22 | Recreation | |
| Voigt Lake Dam | Low | Not Rated | 31 | Water Supply | 1971 |
| Mathisen Lake Dam | Low | Not Rated | 31 | Water Supply | 1970 |
| Tierra Linda Upper Dam | Low | Not Rated | 29 | Water Supply | 1971 |
| Petersen Site 1 Lake | Low | Not Rated | 28 | Irrigation | 1963 |
| Tierra Linda Lower Dam | Low | Not Rated | 25 | Recreation | 1958 |
| Lady Bird Johnson Park Dam | Low | Not Rated | 23 | Recreation | 1968 |