Dams in Hays County, Texas
50Total Dams
21High Hazard
11Significant
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Upper San Marcos River Ws Scs Site 4 | High | Satisfactory | 101 | Flood Risk Reduction | |
| Upper San Marcos River Ws Scs Site 1 | High | Satisfactory | 80 | Flood Risk Reduction | 1983 |
| Upper San Marcos River Ws Nrcs Site 5 Dam | High | Fair | 74 | Flood Risk Reduction | 1989 |
| Upper San Marcos River Ws Scs Site 3 | High | Satisfactory | 60 | Flood Risk Reduction | 1991 |
| Upper San Marcos River Ws Scs Site 2 | High | Satisfactory | 51 | Fish and Wildlife Pond | 1985 |
| Plum Creek Ws Scs Site 5 Dam | High | Not Rated | 42 | Flood Risk Reduction | 1963 |
| York Creek Ws Scs Site 5 Dam | High | Fair | 41 | Flood Risk Reduction | 1963 |
| Plum Creek Ws Scs Site 16 Dam | High | Satisfactory | 41 | Flood Risk Reduction | 1975 |
| Plum Creek Ws Scs Site 2 Dam | High | Not Rated | 38 | Flood Risk Reduction | 1969 |
| Plum Creek Ws Scs Site 10 Dam | High | Not Rated | 36 | Flood Risk Reduction | 1963 |
| Plum Creek Ws Scs Site 7 Dam | High | Fair | 36 | Flood Risk Reduction | 1975 |
| Plum Creek Ws Scs Site 4 Dam | High | Not Rated | 34 | Flood Risk Reduction | 1962 |
| Plum Creek Ws Scs Site 6 Dam | High | Not Rated | 34 | Flood Risk Reduction | 1967 |
| Plum Creek Ws Scs Site 1 Dam | High | Fair | 33 | Flood Risk Reduction | 1966 |
| Plum Creek Ws Scs Site 11 Dam | High | Fair | 32 | Irrigation | 1962 |
| Plum Creek Ws Scs Site 12 Dam | High | Not Rated | 28 | Flood Risk Reduction | 1963 |
| Plum Creek Ws Scs Site 3 Dam | High | Not Rated | 26 | Flood Risk Reduction | 1962 |
| Cullen Country Lake Dam | High | Not Rated | 16 | ||
| Lake Laurel Dam | High | Not Rated | 16 | Recreation | 1977 |
| Hog Creek Dam | High | Not Rated | 15 | Recreation | 1974 |
| Little Barton Creek Dam | High | Not Rated | 14 | ||
| Purola Lake Dam | Significant | Not Rated | 37 | Water Supply | 1967 |
| River Oaks Ranch Dam | Significant | Fair | 25 | Recreation | |
| Solar Bliss Dam | Significant | Not Rated | 22 | ||
| Larsen Dam | Significant | Not Rated | 21 | ||
| Seven H Ranch Lake Dam | Significant | Not Rated | 21 | Water Supply | 1963 |
| San Marcos State Fish Hatchery | Significant | Fair | 21 | Other | 1948 |
| Parkers Pond Dam | Significant | Not Rated | 21 | Water Supply | 1970 |
| Mcalister Ranch Dam No 4 | Significant | Not Rated | 17 | Irrigation | 1975 |
| Lone Man Dam | Significant | Not Rated | 13 | ||
| Cummings Dam | Significant | Not Rated | 10 | Irrigation | 1905 |
| Aquarena Dam | Significant | Unsatisfactory | 7 | Recreation | 1849 |
| Pierce Lake Dam | Low | Not Rated | 37 | Recreation | 1974 |
| Boes Ski Lake Dam | Low | Not Rated | 35 | 2012 | |
| Scrutchin Lake Dam | Low | Not Rated | 30 | 1958 | |
| Sycamore Creek Dam | Low | Not Rated | 29 | ||
| Lutringer Lake Dam | Low | Not Rated | 26 | Flood Risk Reduction | 1970 |
| Centerpoint Dam | Low | Not Rated | 25 | ||
| Barron Lake Dam | Low | Not Rated | 25 | Recreation | 1967 |
| Brown Ranch Dam | Low | Not Rated | 24 | Irrigation | 1962 |
| Reeves Lake Dam | Low | Not Rated | 20 | Recreation | 1962 |
| Webster Lake Dam | Low | Not Rated | 20 | Recreation | 1958 |
| Alexander Lake Dam | Low | Not Rated | 20 | Fire Protection, Stock, Or Small Fish Pond | 1973 |
| Md Heatly Dam | Low | Not Rated | 18 | Irrigation | 1965 |
| Clear Lake Dam | Low | Not Rated | 17 | Irrigation | 1952 |
| John F Baugh Dam | Low | Not Rated | 15 | Irrigation | 1955 |
| Cottonwood Creek Detention Dam | Low | Not Rated | 13 | ||
| Boy Scout Dam | Low | Not Rated | 11 | Recreation | 1957 |
| Hays County Park Lake Dam | Low | Not Rated | 8 | Recreation | 1964 |
| Rio Vista Dam | Low | Not Rated | 8 | Recreation | 1904 |