Rhode Island Dams
234 dams tracked by the National Inventory of Dams
Total Dams
234
High Hazard
95
40.6%
Poor / Unsatisfactory
126
Average Age
128 yrs
Hazard Classification
High95 (40.6%)
Significant81 (34.6%)
Low58 (24.8%)
Condition Assessment
Satisfactory7 (3.0%)
Fair81 (34.6%)
Poor / Unsatisfactory126 (53.8%)
Not Rated20 (8.5%)
Federal
1
State
29
Local
72
Private
117
Tallest Dams
High Hazard Dams
Poor Condition Dams
All Dams in Rhode Island
Showing 26–50 of 95
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Slack Reservoir Providence County | 17 | 1885 | High | Fair |
| Sisson Pond Newport County | 14 | 1900 | High | Fair |
| Simmons Upper Reservoir Providence County | 16 | 1865 | High | Poor |
| Simmons Lower Reservoir Providence County | 12 | 1865 | High | Not Rated |
| Silver Spring Lake Washington County | 12 | 1885 | High | Satisfactory |
| Shady Lea Mill Washington County | — | — | High | Not Rated |
| Royal Mills Dam Kent County | 21 | 1861 | High | Not Rated |
| Rodman Mill Washington County | — | — | High | Poor |
| Ponaganset Reservoir Providence County | 26 | 1865 | High | Fair |
| Pearce Pond Kent County | 10 | 1903 | High | Fair |
| Peace Dale Pond Washington County | 16 | 1847 | High | Fair |
| Pawtucket Reservoir Providence County | 33 | 1928 | High | Fair |
| Pascoag Reservoir Upper Providence County | 27 | 1860 | High | Poor |
| Olney Pond Providence County | 30 | 1883 | High | Fair |
| Ocean State Power Providence County | 36 | — | High | Fair |
| Oak Swamp Reservoir Providence County | 20 | 1865 | High | Poor |
| Nelson Pond Newport County | 17 | 1885 | High | Fair |
| Natick Pond Dam Kent County | 19 | 1886 | High | Not Rated |
| Moffett Pond Providence County | 10 | 1883 | High | Fair |
| Miscoe Lake Providence County | 14 | 1937 | High | Fair |
| Metcalf Wildlife Marsh Washington County | 18 | 1963 | High | Fair |
| Louisquisset Flood Control Providence County | — | — | High | Poor |
| Locustville Pond Washington County | 18 | 1885 | High | Fair |
| Limerock Reservoir Providence County | 28 | — | High | Fair |
| Lawton Valley Reservoir Newport County | 48 | 1943 | High | Fair |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.