Texas Dams
7,399 dams tracked by the National Inventory of Dams
Total Dams
7,399
High Hazard
1,604
21.7%
Poor / Unsatisfactory
257
Average Age
62 yrs
Hazard Classification
High1,604 (21.7%)
Significant558 (7.5%)
Low5,237 (70.8%)
Condition Assessment
Satisfactory276 (3.7%)
Fair795 (10.7%)
Poor / Unsatisfactory257 (3.5%)
Not Rated6,071 (82.1%)
Federal
118
State
122
Local
2,608
Private
4,512
Tallest Dams
- Amistad Dam287 ft
- Mansfield Dam278 ft
- Sanford Dam228 ft
- Canyon Lake Dam - Dike A224 ft
- Canyon Lake Dam224 ft
High Hazard Dams
- Amistad DamHigh
- Mansfield DamHigh
- Sanford DamHigh
- Canyon Lake Dam - Dike AHigh
- Canyon Lake DamHigh
Poor Condition Dams
- Amistad DamPoor
- Williamson DamUnsatisfactory
- Mitchell County Reservoir DamPoor
- LivingstonUnsatisfactory
- Lake Comanche DamUnsatisfactory
All Dams in Texas
Showing 1276–1300 of 7,399
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Sister Grove Creek WS SCS Site 1 Dam Collin County | 43 | 1963 | Low | Not Rated |
| Sister Grove Creek WS SCS Site 19 Dam Grayson County | 43 | 1958 | High | Fair |
| Sister Grove Creek WS SCS Site 18 Dam Grayson County | 45 | 1958 | Low | Not Rated |
| Sister Grove Creek WS SCS Site 17 Dam Collin County | 37 | 1965 | Low | Not Rated |
| Sister Grove Creek WS SCS Site 16 Dam Collin County | 44 | 1965 | Low | Not Rated |
| Sister Grove Creek WS SCS Site 15 Dam Collin County | 28 | 1959 | Low | Not Rated |
| Sister Grove Creek WS SCS Site 14 Dam Collin County | 33 | 1959 | Low | Not Rated |
| Sister Grove Creek WS SCS Site 13 Dam Collin County | 39 | 1959 | Low | Not Rated |
| Sister Grove Creek WS SCS Site 12 Dam Collin County | 53 | 1958 | Low | Not Rated |
| Sister Grove Creek WS SCS Site 11 Dam Collin County | 28 | 1953 | Low | Not Rated |
| Sister Grove Creek WS SCS Site 10 Dam Collin County | 38 | 1953 | Low | Not Rated |
| Sirrianni Lake Dam Frio County | 20 | 1964 | Low | Not Rated |
| Sirmans and Locke Dam Roberts County | 26 | 1957 | Low | Not Rated |
| Singleton Lake Dam Swisher County | 10 | 1965 | Low | Not Rated |
| Singing Hills Unit 1 Detention Dam Comal County | 13 | 2013 | High | Satisfactory |
| Singer Lake Dam McMullen County | 15 | 1967 | Low | Not Rated |
| Sims Lake Dam Limestone County | 14 | 1966 | Low | Not Rated |
| Sims Dam Concho County | 20 | 1966 | Low | Not Rated |
| Simpson Dam Comanche County | 15 | 1986 | Low | Not Rated |
| Simon Freese Dam Coleman County | 149 | 1989 | High | Satisfactory |
| Simms Lake Dam Leon County | 14 | 1977 | Low | Not Rated |
| Simmonds Lake Dam Lampasas County | 18 | 1967 | Low | Not Rated |
| Simmer Lake Dam Cherokee County | 18 | 1965 | Low | Not Rated |
| Simer Lake Dam Borden County | 78 | 1973 | Low | Not Rated |
| Silver Springs Arroyo Dam El Paso County | 38 | 2019 | High | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.