Virginia has 149 dams with recorded construction dates. The oldest dates to 1842 — 184 years ago. Virginia's earliest dams were built in the 19th century, an era of westward expansion, irrigation development, and early water infrastructure. Older dams require particular attention for safety, as many were built before modern engineering standards.
| # | Dam | County | Year Built | Age | Height (ft) | Hazard | Condition |
|---|---|---|---|---|---|---|---|
| 1 | Moomaws | Buena Vista | 1842 | 184 yrs | 20 | Low | Satisfactory |
| 2 | Bedford - Canal Embankment | Amherst | 1850 | 176 yrs | 18 | Low | Satisfactory |
| 3 | Holcomb Rock | Amherst | 1850 | 176 yrs | 39 | Low | Satisfactory |
| 4 | Big Island | Bedford | 1850 | 176 yrs | 18 | Low | Satisfactory |
| 5 | Swift Creek Mill Dam | Chesterfield | 1850 | 176 yrs | 10 | Undetermined | Not assessed |
| 6 | Coleman Falls | Bedford | 1851 | 175 yrs | 20 | Low | Satisfactory |
| 7 | Garland Millpond Dam | Richmond | 1890 | 136 yrs | 16 | Significant | Not assessed |
| 8 | Murcielago Lake Dam | Albemarle | 1900 | 126 yrs | 41 | High | Not assessed |
| 9 | Chopping Branch Dam | Albemarle | 1900 | 126 yrs | 22 | Undetermined | Not assessed |
| 10 | Flippen Dam | Cumberland | 1900 | 126 yrs | 20 | Undetermined | Not assessed |
| 11 | Lower Stonehorse Dam | Goochland | 1900 | 126 yrs | 41 | High | Satisfactory |
| 12 | Kings Pond Dam | Hanover | 1900 | 126 yrs | 19 | Undetermined | Not assessed |
| 13 | Spotsylvania County Dam #8 | Spotsylvania | 1900 | 126 yrs | 18 | Undetermined | Not assessed |
| 14 | Gregory's Pond Dam | Chesterfield | 1901 | 125 yrs | 14 | Undetermined | Not assessed |
| 15 | Fries, Canal Embankment | Grayson | 1902 | 124 yrs | 33 | High | Poor |
| 16 | Reusens | Lynchburg | 1903 | 123 yrs | 40 | High | Satisfactory |
| 17 | Schoolfield | Danville | 1904 | 122 yrs | 33 | Significant | Satisfactory |
| 18 | Burnshire | Shenandoah | 1904 | 122 yrs | 14 | Low | Satisfactory |
| 19 | Williams Island Dam | Richmond City | 1905 | 121 yrs | 7 | Undetermined | Not assessed |
| 20 | Niagara | Roanoke | 1906 | 120 yrs | 60 | High | Satisfactory |
| 21 | Emporia | Emporia | 1908 | 118 yrs | 43 | High | Satisfactory |
| 22 | Slagles Dam | Greensville | 1910 | 116 yrs | 16 | Undetermined | Not assessed |
| 23 | Walker Mill Dam | Nelson | 1910 | 116 yrs | 32 | Low | Satisfactory |
| 24 | Chapman | Shenandoah | 1910 | 116 yrs | 17 | Low | Poor |
| 25 | Buck Spillway | Carroll | 1912 | 114 yrs | 45 | High | Satisfactory |
| 26 | Byllesby | Carroll | 1912 | 114 yrs | 63 | High | Fair |
| 27 | Harwood's Mill Dam | York | 1919 | 107 yrs | 27 | High | Poor |
| 28 | Harrison Lake Dam | Charles City | 1920 | 106 yrs | 17 | Low | Poor |
| 29 | Lakeview | Colonial Heights | 1920 | 106 yrs | 39 | High | Fair |
| 30 | Spring Hill Dam | Sussex | 1920 | 106 yrs | 12 | Undetermined | Not assessed |
| 31 | Halifax | Halifax | 1921 | 105 yrs | 37 | Significant | Satisfactory |
| 32 | Newport | Page | 1923 | 103 yrs | 28 | Low | Satisfactory |
| 33 | Warren | Warren | 1924 | 102 yrs | 18 | Low | Satisfactory |
| 34 | Shenandoah | Page | 1925 | 101 yrs | 15 | Low | Satisfactory |
| 35 | Luray | Page | 1927 | 99 yrs | 22 | Low | Satisfactory |
| 36 | Queens Lake Dam | York | 1928 | 98 yrs | 12 | Low | Poor |
| 37 | Cushaw | Amherst | 1930 | 96 yrs | 26 | Low | Satisfactory |
| 38 | Lion's Bridge Dam | Newport News | 1931 | 95 yrs | 14 | Significant | Not assessed |
| 39 | Lower Sherando Dam | Augusta | 1934 | 92 yrs | 38 | High | Not assessed |
| 40 | Radford | Montgomery | 1934 | 92 yrs | 52 | High | Satisfactory |
| 41 | Cave Mountain | Rockbridge | 1934 | 92 yrs | 30 | High | Not assessed |
| 42 | Townes | Patrick | 1938 | 88 yrs | 133 | High | Satisfactory |
| 43 | Talbott | Patrick | 1938 | 88 yrs | 144 | High | Satisfactory |
| 44 | Bear Creek Dam | Cumberland | 1939 | 87 yrs | 32 | Significant | Satisfactory |
| 45 | Claytor | Pulaski | 1939 | 87 yrs | 139 | High | Satisfactory |
| 46 | Whites Lake | Caroline | 1940 | 86 yrs | 17 | Significant | Unsatisfactory |
| 47 | Bowies Pond | Caroline | 1940 | 86 yrs | 14 | High | Unsatisfactory |
| 48 | Travis Lake Upper | Caroline | 1940 | 86 yrs | 8 | Low | Fair |
| 49 | Breckinridge Dam | Stafford | 1940 | 86 yrs | 58 | High | Poor |
| 50 | Fort Pickett Reservoir | Brunswick | 1942 | 84 yrs | 36 | Significant | Not assessed |