Lakes / Alaska / Matanuska-Susitna County / Petrokov Lake
Petrokov Lake, Alaska
40 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Alaska
63.19 degrees N, 146.51 degrees W - Matanuska-Susitna 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 Petrokov Lake Stacks Up
- Larger than 8% of the 2,450 lakes counted in Alaska.
- About 119 miles from Fairbanks, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Hidden Lake | Matanuska-Susitna | 3.7 mi | 51 acres |
| Sevenmile Lake | Valdez-Cordova | 7.5 mi | 1,573 acres |
| Osar Lake | Valdez-Cordova | 14 mi | 160 acres |
| Grogg Lake | Matanuska-Susitna | 18 mi | 28 acres |
| Roosevelt Lake | Matanuska-Susitna | 20 mi | 63 acres |
| Tenas Lake | Matanuska-Susitna | 21 mi | 28 acres |
Straight-line distance between lake centers.
Facts and Figures
Waterbody ID{F330A28A-B019-4BAF-9860-F14C336FDAA4}
CountyMatanuska-Susitna
Lake TypeLake
Coordinates63.1904, -146.5146
Questions About Petrokov Lake
How Big Is Petrokov Lake?
Petrokov Lake covers 40 acres in Matanuska-Susitna County, Alaska.
What Is the Largest Lake in Matanuska-Susitna County?
Lake Louise is the largest lake in Matanuska-Susitna County, at 14,705 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 {F330A28A-B019-4BAF-9860-F14C336FDAA4}). Verified October 30, 2026.