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 51–75 of 234
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Smith + Sayles Reservoir Providence County | 16 | 1865 | Significant | Fair |
| Slocum Woods Washington County | — | 1993 | High | Fair |
| Slocum Road Upper Washington County | — | — | High | Poor |
| Slocum Reservoir Washington County | 8 | 1855 | High | Fair |
| Slatersville Reservoir Upper Providence County | 36 | 1886 | High | Fair |
| Slatersville Reservoir Middle Providence County | 26 | 1886 | High | Fair |
| Slatersville Reservoir Lower Providence County | 18 | 1886 | Significant | Fair |
| 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 Pond Newport County | 9 | 1800 | Significant | Poor |
| Simmons Lower Reservoir Providence County | 12 | 1865 | High | Not Rated |
| Silver Spring Lake Washington County | 12 | 1885 | High | Satisfactory |
| Shoestring Mill Providence County | 20 | — | Significant | Not Rated |
| Shady Lea Mill Washington County | — | — | High | Not Rated |
| Secret Lake Washington County | — | — | Significant | Poor |
| Royal Mills Dam Kent County | 21 | 1861 | High | Not Rated |
| Round Top Pond Providence County | 14 | 1905 | Low | Poor |
| Ross Pond Providence County | 6 | — | Significant | Not Rated |
| Rodman Mill Washington County | — | — | High | Poor |
| Rocky Brook Reservoir Washington County | 8 | — | Significant | Poor |
| Robin Hollow Pond Providence County | 15 | 1937 | Significant | Satisfactory |
| Rawson Pond Providence County | 9 | 1885 | Significant | Not Rated |
| Quidnick Reservoir Kent County | 14 | 1875 | Significant | Fair |
| Quidnick Pond Upper Kent County | 18 | — | Low | Poor |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.