Iron County Lake Quality

Wisconsin — 50 lakes, average grade A (Excellent)

All Lakes in Iron County

Rank	Lake	Grade	Clarity	Phosphorus
1	Weber Lake -	A	11m	—
2	Pine Lake -	A	6m	17.8 µg/L
3	Spider Lake -	A	8.5m	14.1 µg/L
4	Fisher Lake -	A	7m	16.7 µg/L
5	Charnley Lake - Deepest	A	12.5m	11 µg/L
6	Lake of the Falls -	A	5m	19.6 µg/L
7	Turtle Flambeau Flowage - Lake Bastine -	A	7.25m	16.8 µg/L
8	Mercer Lake -	A	11.88m	16.5 µg/L
9	Wilson Lake -	A	11m	14.1 µg/L
10	Sand Lake -	A	14.25m	—
11	Grand Portage Lake - Deepest Spot	A	11m	11.9 µg/L
12	Long Lake 44-40e-32 -	A	5.5m	17.4 µg/L
13	Echo Lake - Site A - North	A	6.25m	—
14	Turtle Flambeau Flowage - Lake	A	5m	19.9 µg/L
15	Pike Lake -	A	7.63m	—
16	Turtle Flambeau Flowage - Turtle Inlet Lake	A	5m	19.3 µg/L
17	Little Pine Lake -	A	7.5m	13.3 µg/L
18	Turtle Flambeau Flowage - Trude Lake -	A	11m	12.1 µg/L
19	Deer Lake -	A	6.75m	—
20	Martha Lake -	A	8m	—
21	Fisher Lake - West End	A	8m	—
22	Fox Lake - Deepest Spot	A	6m	—
23	Upper Springstead Lake -	A	11m	—
24	Hewitt Lake -	A	17m	—
25	Pardee Lake -	A	7.6m	—
26	Pike Lake - Pike Lake	A	8m	—
27	Cedar Lake - Center of Lake	A	7.55m	18.3 µg/L
28	Charnley Lake - Charnley Lake	A	11m	—
29	Echo Lake - Site B - South	A	6.5m	19.3 µg/L
30	Little Pike Lake -	A	7.15m	—
31	Lake Superior Ngl20_wi	A	18m	3.1 µg/L
32	Lake Superior Ngl20_wi	A	28.1m	3.2 µg/L
33	Lake Dorothy-	A	7.87m	16.9 µg/L
34	Spider Lake	A	6m	—
35	Long Lake	A	5.5m	—
36	Catherine Lake -	A	6.5m	—
37	Unnamed Lake -	A	9m	—
38	Lower Springstead Lake -	A	9.25m	—
39	Ngl25_wi-30036 Lake	A	—	3.4 µg/L
40	Turtle Flambeau Flowage - Baraboo - Deep Hole Lake	A	5.5m	21 µg/L
41	Turtle Flambeau Flowage - Big Water Lake	A	6m	24.4 µg/L
42	Rice Lake -	A	5m	22.5 µg/L
43	Island Lake -	B	3.5m	—
44	Saxon Fall Flowage - Deep Hole Lake	B	8m	42.6 µg/L
45	Turtle-Flambeau Flowage - Turtle-Flambeau Flowage Lake	B	4m	—
46	First Black Lake -	B	2.5m	27.5 µg/L
47	Turtle Flambeau Flowage - Townline Lake -	B	4.5m	30.4 µg/L
48	Gile Flowage - Deep Hole Lake	B	4.5m	30.6 µg/L
49	Lake Superior Saxon Harbor	C	1.21m	32.9 µg/L
50	Gile Flowage - Gile Flowage Lake	D	1.1m	—