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 3001–3025 of 7,399
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Mangum Lake No 1 Dam Maverick County | 17 | 1963 | Low | Not Rated |
| Manges Lake No 2 Dam Maverick County | 12 | 1979 | Low | Not Rated |
| Manges Lake No 1 Dam Maverick County | 14 | 1979 | Significant | Not Rated |
| Malta Farm Lake Dam No 2 Bowie County | 20 | 1950 | Low | Not Rated |
| Malta Farm Lake Dam No 1 Bowie County | 12 | 1956 | Low | Not Rated |
| Mallery Lake Dam Walker County | 39 | 1963 | Low | Not Rated |
| Mallard Lake Dam Burleson County | 9 | 1960 | High | Not Rated |
| Mallard Lake Club Dam Brazoria County | 7 | — | Significant | Fair |
| Malkey Gss Leon County | 32 | 1979 | Low | Not Rated |
| Malish Lake Dam Williamson County | 21 | 1968 | Significant | Not Rated |
| Malibu Club Dam Houston County | 15 | 1947 | Low | Not Rated |
| Major Gss Montague County | 35 | 1974 | Low | Not Rated |
| Majestic Lake Dam Montgomery County | 31 | 2004 | High | Satisfactory |
| Main Reservoir Levee Cameron County | 9 | 1914 | Low | Not Rated |
| Mahoney South Lake Dam McLennan County | 24 | 1965 | Significant | Fair |
| Magnolia Springs Dam Jasper County | 12 | 1958 | Low | Not Rated |
| Magnolia Lake Dam Navarro County | 23 | 1892 | Low | Not Rated |
| Magnolia Hills Lake Dam Tyler County | 15 | 1950 | Low | Not Rated |
| Magic Valley Ranch Lake Dam Dallas County | 22 | 1958 | High | Fair |
| Magic Valley Lake Dam Red River County | 27 | 1961 | Low | Not Rated |
| Magasco Lake Dam Sabine County | 19 | 1924 | Low | Not Rated |
| Madrona Ranch Lake Dam Bandera County | 30 | 1968 | Significant | Not Rated |
| Madrona Dam Kerr County | 18 | 1963 | Significant | Not Rated |
| Maddox Lake Dam Clay County | 13 | 1956 | Low | Not Rated |
| Madden Arroyo WS SCS Site 1 Dam Hudspeth County | 50 | 1962 | High | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.