Delaware Dams
83 dams tracked by the National Inventory of Dams
Total Dams
83
High Hazard
57
68.7%
Poor / Unsatisfactory
4
Average Age
89 yrs
Hazard Classification
High57 (68.7%)
Significant9 (10.8%)
Low17 (20.5%)
Condition Assessment
Satisfactory5 (6.0%)
Fair51 (61.4%)
Poor / Unsatisfactory4 (4.8%)
Not Rated23 (27.7%)
Federal
0
State
51
Local
15
Private
17
Tallest Dams
High Hazard Dams
Poor Condition Dams
All Dams in Delaware
Showing 1–25 of 83
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Abbotts Pond Dam Sussex County | 15 | 1960 | High | Fair |
| Andrews Lake Dam Kent County | 18 | — | Significant | Fair |
| Becks Pond Dam New Castle County | 21 | — | High | Fair |
| Bellevue Lake Dam New Castle County | 15 | 1933 | High | Not Rated |
| Betts Pond Main Dam Sussex County | 13 | — | High | Fair |
| Betts Pond Route 113 Dam Sussex County | 10 | — | High | Fair |
| Blairs Pond Dam Kent County | 15 | — | High | Fair |
| Brandywine Creek Dam No. 9 New Castle County | 9 | 1800 | Low | Not Rated |
| Burton Pond Dam Sussex County | 10 | — | High | Satisfactory |
| Canal Farms Dam New Castle County | 13 | 1962 | Low | Not Rated |
| Carousel Pond Dam New Castle County | 36 | — | High | Satisfactory |
| Cartanza/Ez Farms Dam Kent County | 7 | — | High | Not Rated |
| Chipman Pond Dam Sussex County | 14 | 1915 | High | Fair |
| Christiana Lake Dam New Castle County | 17 | 1907 | Low | Not Rated |
| City of Harrington Sewage Lagoon Kent County | 6 | 1971 | High | Fair |
| City of Laurel Sewage Lagoon Sussex County | 15 | — | High | Fair |
| City of Laurel Sewage Lagoon Sussex County | 13 | 1964 | High | Fair |
| City of Laurel Sewage Lagoon Sussex County | 13 | 1964 | High | Fair |
| City of Wilmington Sewage Lagoon New Castle County | 21 | — | High | Fair |
| City of Wilmington Sludge Disposal Area New Castle County | 20 | — | High | Fair |
| Clendaniel Pond Dam Sussex County | 10 | 1810 | High | Not Rated |
| Collins Pond Dam Sussex County | 11 | 1922 | Significant | Fair |
| Concord Pond Dam Sussex County | 14 | — | High | Fair |
| Coursey Pond Dam Kent County | 20 | 1967 | High | Fair |
| Craigs Pond Sussex County | 14 | — | Low | Fair |
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Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.