In Northeastern Illinois the Northeastern Illinois Planning Commission consolidates the reports for the Illinois Enviromental Protection Agency. If your interested in volunteering, email Holly Hudson (or call Holly at 312/454-0400) and she will help you get started.

Rating	County	Lake Name	Depth (Inches)
1	Cook	Virginia Lake	196
2	Lake	West Loon Lake	146
3	Lake	Cedar Lake	133
4	McHenry	Highwood Lake	122*
5	Lake	Druce Lake	121
6	Lake	Lake Minear	119*
7	Lake	Little Silver Lake	117
8	McHenry	Crystal Lake	109
9	Lake	Round Lake	104
10	Lake	Lake Zurich	101
11	Cook	Indian Lake	96*
12	Cook	Park Lake (Northfield Twp)	94
13	Lake	Wooster Lake	90
14	Lake	Honey Lake	84
15	Lake	Lake Linden	82*
16	Lake	East Loon Lake	78
17	Cook	Park Lake (Maine Twp)	74*
18	DuPage	Grove Lake	68
19	McHenry	Silver Lake	67
20	Will	Joliet Junior College Lake	66*
21	McHenry	Jaycees Park Lake	66
22	Lake	Gages Lake	65
23	Lake	Lake Catherine	63
24	McHenry	Lake in the Hills #1	57
25	Lake	Channel Lake	54
26	Lake	Lake Barrington	46*
27	DuPage	Herrick Lake	43
28	Lake	Long Lake	40
29	Lake	Bluff Lake	39
30	Cook	Chicago Botanical Garden Lakes	38
31	McHenry	McCullom Lake	38
32	Cook	Lake George	36
33	Lake	Waterford Lake	33
34	Lake	Lake Marie	33
35	Cook	Lake Oakton	32
36	Lake	Loch Lamond	31*
37	Lake/McHenry	Pistakee Lake	26
38	Lake	Petite Lake	26
39	Lake	Duck Lake	23
40	Lake/McHenry	Island Lake	23
41	DuPage	Lambert Lake	22
42	Lake	Timberlake	22
43	Cook	Harrow Gate Lake	20
44	Lake	Meadowlake West	20
45	Cook	Busse Lake	18
46	Lake	Fox Lake	17
47	Cook	Turtle Pond	17
48	DuPage	Rice Lake	15
49	Cook	Kollar Pond	13
50	Lake	Grass Lake	12
51	Lake	Slocum Lake	10
* Transparency limited by aquatic plants or total depth on at least one monitoring date

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