Lakes / New Jersey / Passaic County / Great Notch Reservoir
Great Notch Reservoir, New Jersey
31.27 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - New Jersey
40.88 degrees N, 74.19 degrees W - Passaic 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 Great Notch Reservoir Stacks Up
- Larger than 15% of the 295 lakes counted in New Jersey.
- About 10 miles from Newark, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Cedar Grove Reservoir | Essex | 1.9 mi | 92.42 acres |
| Dundee Lake | Bergen | 3.2 mi | 59.96 acres |
| Packanack Lake | Passaic | 5.1 mi | 82.04 acres |
| Haledon Reservoir | Passaic | 7.0 mi | 73.47 acres |
| Point View Reservoir | Passaic | 7.1 mi | 427.49 acres |
| Woodland Lake | Passaic | 7.3 mi | 37.5 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Great Notch Reservoir
How Big Is Great Notch Reservoir?
Great Notch Reservoir covers 31.27 acres in Passaic County, New Jersey.
What Is the Largest Lake in Passaic County?
Wanaque Reservoir is the largest lake in Passaic County, at 1,971.09 acres.
Largest Lakes in New Jersey
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake Hopatcong | Sussex | 2,493.66 acres | - |
| 2 | Round Valley Reservoir | Hunterdon | 2,272.23 acres | - |
| 3 | Wanaque Reservoir | Passaic | 1,971.09 acres | - |
| 4 | Van Sciver Lake | Burlington | 1,396.61 acres | - |
| 5 | Spruce Run Reservoir | Hunterdon | 1,354.88 acres | - |
All 295 New Jersey lakes ranked by surface area
Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 60451645). Verified October 30, 2026.