10L
13L
34L14
14
Lake Superior
Lake Mich
igan Lake Huron
Lake Erie16
32D
32B
32C
32E
14C
32A
14D
55A
50C
34C
50A
14E
50D
14A
34A
50E
50B
34B
14B
02A
14F
01A
10B10A
21
32
14
34
50
22
02
17
20
11
49
53
36
29
55
46
15
60
12
25
06
37
13
31
4741L
01
48L
30
42
56
10
63
53L
07
38L
09
54
55L
29L
5140
04
56L
03
18
28L
58
23L
61
32L
27
26L
28
52
08
30L
41
24
45
43
34L
61L
57
39 62L
02L
33
03L
10L
39L
05
49L52L
62
23
26
36L
35
19
58L
38
37L
60L
12L
15L
43L
31L
47L11L
44
09L
20L
14L
45L
08L
33L
42L
48
01L
05L
51L
46L
35L
22L
24L
06L
01AL
07L
40L
17L27L
04L
19L
Iron
Delta
Luce
Ke nt
Marque tteChippe w aAlge r
Gogebic
Huron
Sanilac
BaragaOntonagon
Ionia
Lak e
Bay
Allegan
Schoolcraft
OaklandBarry
Clare
Houghton
Iosco
Tuscola
Alcona
Cass
Eaton
Lape e rSaginaw
Ne w aygo
St. Clair
Jack sonCalhoun
Alpe na
Gratiot
Le naw e e
ClintonOttaw a
Antrim
Be rrie n
Dickinson
Mason
Ingham
Isabella
Montcalm
Oscoda
MonroeBranch
Otsego
Hillsdale
Ge ne se e
Osce ola
Wexford
Em m e t
Mecosta Midland
Oge m aw
Glad w in
Kalkaska
Washte naw
Craw ford
Maniste e
Van Bure n
LivingstonMacomb
Missauk e e
Are nac
Kalamazoo
St. Jose ph
Mackinac
Wayne
Me nom ine e
Oceana
Cheboygan
Pre sque Isle
Musk egon
Be nzie
R oscomm on
Shiaw asse e
Montm ore ncy
Le elanau
Charle voix
GrandTrave rse
Ke w e e naw
64
WatershedsMajor BoundariesSubbasin Boundaries
Michigan's MajorWatersheds
0 20 40 60 8010Mile s
.
01 Au Gre s 20 Maniste e 41 Carp 01A E. Br. Au Gre s 21 Maum e e 42 Ce dar 02 Au Sable 22 Musk egon 43 Chocolay 02A Pine (Oscoda) 23 Ocque oc 44 Days 03 Belle 24 Pe ntw ate r 45 Dead 04 Be tsie 25 Pe re Marque tte 46 Escanaba 05 Big Sable 26 Pige on (Huron) 47 Ford 06 Black (Port Huron) 27 Pine (St. Clair) 48 Falls 07 Black (South Have n) 28 Platte 49 Manistique 08 Macataw a 29 R aisin 50 Me nom ine e 09 Board m an 30 R ifle 50A Paint 10 Pine (Charle voix) 31 R ouge 50B Brule 10A Boyne 32 Saginaw 50C Michigam m e 10B Jordan 32A Cass 50D Pine (Wisconsin) 11 Cheboygan 32B Flint 50E Sturge on (Dickinson) 12 Clinton 32C Shiaw asse e 51 Montreal 13 Elk 32D Tittabaw asse e 52 Munuscong 14 Grand 32E Chippe w a 53 Ontonagon 14A R e d Ce dar 33 Sebe w aing 54 Pine (Mackinac) 14B Looking Glass 34 St. Jose ph 55 Portage 14C Maple 34A Paw Paw 55A Sturge on (Houghton) 14D Thornapple 34B Pige on (Indiana) 56 Pre sque Isle 14E Flat 34C Elkhart 57 R apid 14F R ogue 35 Stony Cre e k 58 Sturge on (Delta) 15 Huron 36 Thund e r Bay 60 Taquam e non 16 Illinois 37 White 61 Tw o Hearte d 17 Kalamazoo 38 Willow 62 Waiska 18 Kaw kaw lin 39 Au Train 63 Whitefish 19 Lincoln 40 Black (Gogebic) 64 Wisconsin
Note: Basin num be rs containing an “L” re pre se nt Lak e Drainage
www.michigan.gov/hydrology
Water Resources Division
