Ontario Lake Depths
Ontario · Leeds and Grenville

Leeds and Grenville lake depth maps

Explore 21 lakes as 3D depth maps, built from Ontario MNRF bathymetric surveys — surveyed depth draped over real elevation and aerial imagery.

Featured depth maps

3D depth map of Big Rideau LakeLargest in Leeds and Grenville, deepest mapped contourBig Rideau Lake91.4 m (300 ft) deep · 11,888 acresExplore the 3D map 3D depth map of Charleston LakeSecond largestCharleston Lake90 m (295 ft) deep · 7,502 acresExplore the 3D map 3D depth map of Newboro LakeThird largestNewboro Lake22.9 m (75 ft) deep · 4,676 acresExplore the 3D map

Where the lakes are

Big Rideau Lake · 300 ft · 11,888 acCharleston Lake · 295 ft · 7,502 acNewboro Lake · 75 ft · 4,676 acSand Lake · 45 ft · 2,413 acUpper Beverley Lake · 20 ft · 1,539 acOtter Lake · 120 ft · 1,414 acWhitefish Lake · 25 ft · 1,181 acRed Horse Lake · 120 ft · 860 acGananoque Lake · 55 ft · 860 acIndian Lake · 85 ft · 713 acSouth Lake · 45 ft · 623 acLost Bay · 60 ft · 600 acBass Lake · 80 ft · 245 acLong Lake · 15 ft · 125 acKillenbeck Lake · 90 ft · 122 acHighley Lake · 30 ft · 87 acLyndhurst Lake · 30 ft · 87 acLittle Long Lake · 35 ft · 52 acBacchus Mud Lake · 3 ft · 48 acBasin Lake · 66 ft · 21 acMud Lake · 40 ft · 5 acBig Rideau LakeCharleston LakeNewboro Lake

Dot size and shade follow max depth: under 15 ft 100 ft and deeper

All 21 mapped lakes in Leeds and Grenville; deepest is Big Rideau Lake at 300 ft. Tap a dot to open that lake.