Lakes / Rhode Island / Providence County / Oak Swamp Reservoir
Oak Swamp Reservoir, Rhode Island
107 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Rhode Island
41.83 degrees N, 71.54 degrees W - Providence County. State and county outlines drawn from Census boundary data; the lake marker is placed by its USGS National Hydrography Dataset coordinates, not by eye. Schematic - not a survey map.
How Oak Swamp Reservoir Stacks Up
- Larger than 67% of the 121 lakes counted in Rhode Island.
- About 7 miles from Providence, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Kimball Reservoir | Providence | 1.2 mi | 25 acres |
| Almy Reservoir | Providence | 1.4 mi | 51 acres |
| Pine Swamp Reservoir | Providence | 1.6 mi | 38 acres |
| Moswansicut Pond | Providence | 2.0 mi | 283 acres |
| Simmons Upper Reservoir | Providence | 2.2 mi | 48 acres |
| Slack Reservoir | Providence | 2.3 mi | 137 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Oak Swamp Reservoir
How Big Is Oak Swamp Reservoir?
Oak Swamp Reservoir covers 107 acres in Providence County, Rhode Island.
What Is the Largest Lake in Providence County?
Scituate Reservoir is the largest lake in Providence County, at 2,340 acres.
Largest Lakes in Rhode Island
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Scituate Reservoir | Providence | 2,340 acres | - |
| 2 | Worden Pond | Washington | 1,097 acres | - |
| 3 | Flat River Reservoir | Kent | 593 acres | - |
| 4 | Watchaug Pond | Washington | 574 acres | - |
| 5 | Winnapaug Pond | Washington | 476 acres | - |
All 121 Rhode Island lakes ranked by surface area
Sources: USGS NHD (The National Map NHD MapServer layer 12) named waterbodies FTYPE 390/436; counties via Census point-in-polygon lake data (ID 127647459). Verified October 30, 2026.