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 2976–3000 of 7,399
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Marshall Lake Dam Jasper County | 17 | 1964 | Low | Not Rated |
| Marshall Dam Atascosa County | 22 | 1900 | Low | Not Rated |
| Marlin Old City Lake Dam Falls County | 23 | 1922 | High | Unsatisfactory |
| Marlin New City Lake Dam Falls County | 37 | 1949 | High | Unsatisfactory |
| Marlin Club Lake Dam Falls County | 27 | 1920 | High | Fair |
| Markum Lake No 2 Dam Bosque County | 29 | 1970 | Low | Not Rated |
| Markum Lake No 1 Dam Bosque County | 25 | 1976 | Low | Not Rated |
| Marks Lake Dam Madison County | 20 | 1960 | Low | Not Rated |
| Markle Lake Levee Brazoria County | 10 | 1940 | Low | Not Rated |
| Mariposa Lake Dam Dimmit County | 11 | 1958 | Low | Not Rated |
| Marion Lake Dam Hunt County | 17 | 1964 | Low | Not Rated |
| Marine Creek Dam Tarrant County | 85 | 1958 | High | Satisfactory |
| Marietta Dam Houston County | 20 | 1957 | Low | Not Rated |
| Maria Lake Dam Walker County | 21 | 1976 | Low | Not Rated |
| Marek Lake Dam Bell County | 14 | 1963 | Low | Not Rated |
| Mantzel Dam Lee County | 19 | 1947 | Low | Not Rated |
| Mansfield Isd Ron Whitson Agricultural Center Dam Tarrant County | 12 | — | High | Fair |
| Mansfield Dam Travis County | 278 | 1942 | High | Satisfactory |
| Mann Lake Dam Zavala County | 12 | 1939 | Low | Not Rated |
| Mann Lake Dam Falls County | 16 | 1957 | Significant | Not Rated |
| Manning Vick Lake No 2 Dam Young County | 38 | 1966 | Low | Not Rated |
| Manning Vick Lake No 1 Dam Young County | 16 | 1966 | Low | Not Rated |
| Manning Club Lake Dam Angelina County | 16 | 1949 | Low | Not Rated |
| Mangus Lake Dam Starr County | 20 | 1977 | Significant | Not Rated |
| Mangum Lake No 2 Dam Maverick County | 17 | 1963 | Low | Not Rated |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.