Maryland Dams
425 dams tracked by the National Inventory of Dams
Total Dams
425
High Hazard
107
25.2%
Poor / Unsatisfactory
92
Average Age
60 yrs
Hazard Classification
Condition Assessment
Federal
14
State
45
Local
166
Private
192
Tallest Dams
- Jennings Randolph Dam296 ft
- Savage River Dam184 ft
- Liberty Dam175 ft
- Prettyboy Dam155 ft
- T. Howard Duckett Dam139 ft
High Hazard Dams
Poor Condition Dams
- Liberty DamUnsatisfactory
- Druid Hill Lake Reservoir and Storage TanksPoor
- Rocky Gap DamPoor
- Piney Run DamUnsatisfactory
- Warner Gap Hollow DamUnsatisfactory
All Dams in Maryland
Showing 76–100 of 181
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Lake Anita Louise Frederick County | 40 | 1973 | Low | Not Rated |
| Lake Bonnie Caroline County | 14 | 1850 | Low | Not Rated |
| Lake Churchill (Wynnfield Drive) Montgomery County | 44 | 1971 | Low | Satisfactory |
| Lake Jenkins Washington County | 35 | 1936 | Low | Poor |
| Lake Jennifer Frederick County | 15 | 1963 | Low | Fair |
| Lake Kittamaqundi Howard County | 7 | 1967 | Low | Satisfactory |
| Lake Marian (Woodridge Road) Frederick County | 50 | 1973 | Low | Satisfactory |
| Lake Varuna (Lakelands Drive) Montgomery County | 18 | 1992 | Low | Satisfactory |
| Lakeview Dam/Westlake Dam Montgomery County | 26 | 1960 | Low | Satisfactory |
| Lake Walker Dam - Pond 2 (Russell Avenue) Montgomery County | 17 | 1977 | Low | Satisfactory |
| Laurel Lakes No 2 (Upper) Oxford Drive Prince George's County | 14 | 1986 | Low | Satisfactory |
| Laurel Sand & Gravel Wash Pond Prince George's County | 23 | 1993 | Low | Not Rated |
| Leonard Pond Wicomico County | 11 | 1914 | Low | Fair |
| Little Bennett Golf Course Montgomery County | 22 | 1992 | Low | Poor |
| Little Falls Dam - Potomac River Montgomery County | 12 | 1958 | Low | Not Rated |
| Little Tonoloway Dam Washington County | 17 | 1953 | Low | Fair |
| Long Hollow Dam Washington County | 25 | 1940 | Low | Poor |
| Marlton South Swm Dam Prince George's County | 24 | 2000 | Low | Fair |
| Martin Luther King Jr. Park Dam Montgomery County | 27 | 1978 | Low | Fair |
| Mason-Dixon Farms Irrigation Pond Frederick County | 15 | 1984 | Low | Not Rated |
| Mason Dixon Original Settling Pond Cecil County | 52 | 1966 | Low | Satisfactory |
| Mason-Dixon Water Supply Pond Cecil County | 67 | 1966 | Low | Satisfactory |
| Masonville Dmcf Baltimore City County | 18 | — | Low | Satisfactory |
| Mc Allister Pond No. 1 Charles County | 22 | 1967 | Low | Poor |
| Mezick Farm Pond Queen Anne's County | 16 | 1974 | Low | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.