Lakes / Connecticut / New London County / Deep River Reservoir
Deep River Reservoir, Connecticut
235.54 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Connecticut
41.54 degrees N, 72.25 degrees W - New London 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 Deep River Reservoir Stacks Up
- Larger than 87% of the 363 lakes counted in Connecticut.
- About 27 miles from Hartford, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Red Cedar Lake | New London | 1.3 mi | 130.85 acres |
| McDonald Pond | New London | 1.7 mi | 41.84 acres |
| Savin Lake | New London | 2.1 mi | 50.55 acres |
| Gardner Lake | New London | 2.6 mi | 526.78 acres |
| Lake Hayward | New London | 4.4 mi | 178.44 acres |
| Oxoboxo Lake | New London | 4.7 mi | 143.04 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Deep River Reservoir
How Big Is Deep River Reservoir?
Deep River Reservoir covers 235.54 acres in New London County, Connecticut.
What Is the Largest Lake in New London County?
Pachaug Pond is the largest lake in New London County, at 817.46 acres.
Largest Lakes in Connecticut
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake Candlewood | Fairfield | 5,127.26 acres | - |
| 2 | Barkhamsted Reservoir | Litchfield | 2,231.71 acres | - |
| 3 | Lake Lillinonah | Litchfield | 1,531.02 acres | - |
| 4 | Lake Gaillard | New Haven | 1,090.97 acres | - |
| 5 | Bantam Lake | Litchfield | 953.89 acres | - |
All 363 Connecticut lakes ranked by surface area
Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 121945744). Verified October 30, 2026.