West Branch Reservoir (Michael J. Kirwan Reservoir) Depth Map & Real-Time Structure Guide
Portage County, OH
Contour mapDepth from ODNR contour lines
Depth contours
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Live conditions
ClearWater temp
72°F
Level vs normal
-2.3 ft → steady
Wind
21 mph WNW
Air temp
82°F
Target species & structure
MuskellungeWalleyeLargemouth BassSmallmouth BassChannel CatfishCrappie
30 drop-offs · 27 break lines · 25 channels · 334 depth contours to 55 ft · 3 named spots
West Branch Reservoir (Michael J. Kirwan Reservoir) is mapped by depth contours rather than point soundings, so its humps, drop-offs and channels are read off the contour geometry itself. That is honest map reading — LakeSense never invents the relief between two contour rings.