33Total Dams
6High Hazard
2Significant
Dam Safety in Harris County, Texas
Harris County has 33 dams tracked in the National Inventory of Dams. Of these, 6 are classified as high hazard — meaning failure would probably cause loss of human life. Another 2 carry a significant hazard classification. Currently, 1 dam has a condition assessment of poor or unsatisfactory.
The average dam in Harris County is 64 years old. The most common purpose is irrigation. The tallest dam is Lake Houston Dam at 66 ft.
Explore more: Oldest dams in Texas · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Lake Houston Dam | High | Satisfactory | 66 | Irrigation | 1954 |
| Addicks Dam | High | Not assessed | 49 | Flood Risk Reduction | 1948 |
| Barker Dam | High | Not assessed | 37 | Flood Risk Reduction | 1945 |
| Lynchburg Reservoir Dam | High | Satisfactory | 35 | 1976 | |
| Highlands Reservoir Dam | High | Satisfactory | 20 | Water Supply | 1944 |
| Sheldon Reservoir Dam | High | Not assessed | 12 | Recreation | 1944 |
| Warren Lake Dam | Significant | Poor | 19 | Recreation | 1961 |
| Bayport Reservoir Dam | Significant | Satisfactory | 16 | Water Supply | 1975 |
| Lower Greens Bayou Regional Detention Facility | Low | Not assessed | 47 | Flood Risk Reduction | 1995 |
| Adams Lake Dam | Low | Not assessed | 19 | Water Supply | 1960 |
| Sludge Fill Pond Levee No 1 | Low | Not assessed | 19 | Other | 1976 |
| Japhet Lake Dam | Low | Not assessed | 18 | Fire Protection, Stock, Or Small Fish Pond | 1960 |
| Lynch Lake Dam | Low | Not assessed | 14 | Fire Protection, Stock, Or Small Fish Pond | 1960 |
| Sludge Pond Levee No 1 | Low | Not assessed | 12 | Other | 1966 |
| House Lake Dam | Low | Not assessed | 10 | Irrigation | 1962 |
| Seaberg Levee No 1 | Low | Not assessed | 10 | Irrigation | 1949 |
| Chudleigh Farms Dam No 2 | Low | Not assessed | 10 | Irrigation | 1970 |
| Seaberg Levee No 2 | Low | Not assessed | 10 | Irrigation | 1965 |
| Buckhorn Lake Dam | Low | Not assessed | 9 | Fire Protection, Stock, Or Small Fish Pond | 1967 |
| Cypress Farms Lake No 1 Dam | Low | Not assessed | 9 | 1970 | |
| Hegar Brothers Lake Dam | Low | Not assessed | 9 | Irrigation | 1962 |
| Cedar Bayou Lake Dam | Low | Not assessed | 9 | Irrigation | 1969 |
| Teal Lake Dam | Low | Not assessed | 8 | Irrigation | 1953 |
| Dennison Lake Dam | Low | Not assessed | 8 | Irrigation | 1960 |
| Fisher Lake Dam | Low | Not assessed | 8 | Irrigation | 1962 |
| Hegar Lake Dam | Low | Not assessed | 8 | Irrigation | 1970 |
| Seaberg Reservoir No 4 Dam | Low | Not assessed | 8 | Irrigation | 1953 |
| Chudleigh Farms Dam No 1 | Low | Not assessed | 8 | Irrigation | 1958 |
| Seaberg Reservoir No 3 Dam | Low | Not assessed | 8 | Irrigation | 1948 |
| Red Bud Lake Dam | Low | Not assessed | 8 | Recreation | 1964 |
| Cook Levee | Low | Not assessed | 7 | Irrigation | 1979 |
| Ramey Lake Dam | Low | Not assessed | 7 | Irrigation | 1953 |
| W Scott Frost Reservoir No 1 Levee | Low | Not assessed | 7 | Irrigation | 1967 |