Lakes / Alaska / North Slope County / Porcupine Lake
Porcupine Lake, North Slope County, Alaska
333 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Alaska
68.79 degrees N, 146.47 degrees W - North Slope 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 Porcupine Lake Stacks Up
- Larger than 70% of the 2,450 lakes counted in Alaska.
- About 275 miles from Fairbanks, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Wahoo Lake | North Slope | 23 mi | 74 acres |
| Timber Lake | North Slope | 28 mi | 165 acres |
| Portage Lake | North Slope | 31 mi | 44 acres |
| Vettatrin Lake | North Slope | 40 mi | 140 acres |
| Noah Lake | Yukon-Koyukuk | 42 mi | 49 acres |
| Cache One Lake | North Slope | 43 mi | 139 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Porcupine Lake
How Big Is Porcupine Lake?
Porcupine Lake covers 333 acres in North Slope County, Alaska.
What Is the Largest Lake in North Slope County?
Teshekpuk Lake is the largest lake in North Slope County, at 206,614 acres.
Largest Lakes in Alaska
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Iliamna Lake | Lake and Peninsula | 654,518 acres | - |
| 2 | Becharof Lake | Lake and Peninsula | 289,706 acres | - |
| 3 | Teshekpuk Lake | North Slope | 206,614 acres | - |
| 4 | Naknek Lake | Lake and Peninsula | 145,357 acres | - |
| 5 | Dall Lake | Bethel | 111,681 acres | - |
All 2,450 Alaska 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 52158163). Verified October 30, 2026.