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 4451–4475 of 7,399
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Masters Lake Dam Kendall County | 24 | 1964 | Low | Not Rated |
| Masterson Lake Dam Tyler County | 15 | 1940 | Low | Not Rated |
| Matador Tank Dam Cottle County | 20 | 1950 | Low | Not Rated |
| Matcek Lake Dam Burleson County | 15 | 1955 | Low | Not Rated |
| Matejka Lake Dam Robertson County | 20 | 1977 | Low | Not Rated |
| Mathew Lake Dam Dallas County | 33 | 1960 | Low | Not Rated |
| Mathews Lake Dam Walker County | 20 | 1970 | Significant | Not Rated |
| Mathisen Lake Dam Gillespie County | 31 | 1970 | Low | Not Rated |
| Matthews Gss Ellis County | 26 | 1978 | Low | Not Rated |
| Matthews Lake Dam Donley County | 28 | 1960 | Low | Not Rated |
| Matula Lake Dam McMullen County | 13 | 1970 | Low | Not Rated |
| Mauai Dam Travis County | 12 | 1997 | High | Not Rated |
| Ma Wade Dam Gonzales County | 11 | 1914 | Low | Not Rated |
| Mawis Lake Dam Austin County | 11 | 1960 | Low | Not Rated |
| Max Ayers Gss Fannin County | 27 | 1974 | Low | Not Rated |
| Maxie Wilson Dam Smith County | 20 | — | Significant | Not Rated |
| Max Starcke Dam Burnet County | 99 | 1951 | Significant | Satisfactory |
| May Dam Grayson County | 24 | 1971 | Low | Not Rated |
| Mayfair Regional Storm Water Facility No 1 Dam Comal County | — | — | Significant | Not Rated |
| Mayfield Dam Briscoe County | 40 | 1965 | Low | Not Rated |
| Maynord Lake Dam Eastland County | 19 | 1977 | Low | Not Rated |
| Mayo Lake Dam Clay County | 18 | 1957 | Low | Not Rated |
| Mays Lake Dam Cass County | 22 | 1969 | Low | Not Rated |
| Mcalister Ranch Dam No 4 Hays County | 17 | 1975 | Significant | Not Rated |
| Mcallen North Reservoir Hidalgo County | 30 | 2004 | High | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.