Umcolcus Lake, Maine
723 acres
Surface Area
17 ft
Max Depth
10 ft
Average Depth
9.5 mi
Shoreline
883 ft
Surface Elevation
Where It Sits, and How Deep It Goes
Locator - Maine
46.29 degrees N, 68.44 degrees W - spans Penobscot, Aroostook Counties. State and county outlines drawn from Census boundary data; the lake marker is placed by its Maine DEP coordinates, not by eye. Schematic - not a survey map.
Depth Profile - Umcolcus Lake
Schematic cross-section drawn to one shared depth scale - not a survey or bathymetric map.
How Umcolcus Lake Stacks Up
- A shallow lake - typical of most Maine lakes, which run under 20 ft at their deepest.
- About 104 miles from Bangor, as the crow flies.
- 18 fish species on the DEP list for this lake.
Fish Species
Landlocked SalmonBrook TroutYellow PerchRainbow SmeltAmerican EelBanded KillifishBlacknose DaceBrown BullheadCommon ShinerCreek ChubFallfishGolden ShinerLake ChubNorthern Redbelly DacePumpkinseedRedbreast SunfishThreespine SticklebackWhite Sucker
Species recorded for this lake. Presence only - no abundance ratings.
Facts and Figures
Lake ID (MIDAS)3080
CountyPenobscot, Aroostook
TownsT7 R5 WELS, T8 R5 WELS, T7 R6 WELS, T8 R6 WELS
Lake TypeColdwater
Coordinates46.2881, -68.4359
Deepest Natural Lakes in Maine
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Sebago Lake | Cumberland | 30,536 acres | 316 ft |
| 2 | Moosehead Lake | Piscataquis | 75,473 acres | 246 ft |
| 3 | Tunk Lake | Hancock | 2,071 acres | 222 ft |
| 4 | Pleasant Pond | Somerset | 1,037 acres | 198 ft |
| 5 | Schoodic Lake | Piscataquis | 7,021 acres | 188 ft |
Largest Lakes in Maine
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Moosehead Lake | Piscataquis | 75,473 acres | 246 ft |
| 2 | Sebago Lake | Cumberland | 30,536 acres | 316 ft |
| 3 | Chesuncook Lake | Piscataquis | 28,250 acres | 150 ft |
| 4 | Spednic Lake | Washington | 19,618 acres | 54 ft |
| 5 | South Twin Lake | Penobscot, Piscataquis | 18,652 acres | 101 ft |
Sources: Maine DEP / Lakes of Maine lake data (ID 3080); USGS. Verified October 30, 2026.