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Shorelines of the Great Lakes

Great Lakes Shorelines
Length of Shoreline in U.S. and Canada
(Statute Miles)

 

Lakes

Connecting Rivers

Grand Total

Mainland

Islands

Total

Mainland

Islands

Total

Michigan

2,147

*905

*3,052

85

*151

*236

3,288

Minnesota

180

9

189

-

-

-

189

Wisconsin

575

245

820

-

-

-

820

Illinois

63

-

63

-

-

-

63

Indiana

45

-

45

-

-

-

45

Ohio

246

66

312

-

-

-

312

Pennsylvania

51

-

51

-

-

-

51

New York

371

37

408

37

28

65

473

U.S.

3,678

*1,262

*4,940

122

*179

*301

5,241

Canada

2,904

1,893

4,797

178

152

330

5,127

Grand Total

6,582

*3,155

*9,737

300

*331

*631

10,368

*Denotes revision from previous issue.

  1. From Data Sheet No.1
  2. From "Shoreline of the Great Lakes and Connecting Rivers", U.S. Lake Survey, File No. 3-3284, corrected to 1952.

 

Length of Shoreline in Separate Basin
(Statute Miles)

MI

MN

WI

IL

IN

OH

PA

NY

 US

CAN

Total

Lake Superior

917

189

325

-

-

-

-

-

1,431

1,549

2,980

St. Marys River

91

-

-

-

-

-

-

-

91

206

297

Lake Michigan

1,058

-

495

63

45

-

-

-

1,661

-

1,661

Lake Huron

934

-

-

-

-

-

-

-

934

2,416

3,350

St. Clair River

*81

-

-

-

-

-

-

-

*81

47

*128

Lake St. Clair

*89

-

-

-

-

-

-

-

*89

71

*160

Detroit River

64

-

-

-

-

-

-

-

64

43

107

Lake Erie

54

-

-

-

-

312

51

77

494

366

860

Niagara River

-

-

-

-

-

-

-

65

65

34

99

Lake Ontario

-

-

-

-

-

-

-

331

331

395

726

Totals

3,288

189

820

63

45

312

51

473

5,241

5,127

10,368

*Denotes revision from previous issue.

  1. From Data Sheet No. 1.
  2. From "Shoreline of the Great Lakes and Connecting Rivers", U.S. Lake Survey, File No. 3-3284, corrected to 1952.
  3. Ontario has 2,045 miles of islands shorelines of which 657 miles are in Lake Superior and 1,143 miles in Lake Huron.

 

 

Coordinated Elements of Great Lakes Shoreline Lengths in Miles

In Canada

In United States

Mainland

Islands

Mainland

Islands

Lake Superior

866

615

863

382

St. Marys River

66

63

29

89

Lake Michigan

0

0

1,400

238

Lake Huron

1,270

1,720

580

257

St. Clair River

30

5

28

0

Lake St. Clair

71

43

59

84

Detroit River

30

33

30

39

Lake Erie

368

29

431

43

Niagara River

33

3

36

34

Lake Ontario

334

50

300

28

St. Lawrence River

 

Above Iroquois Dam

103

157

106

109

Above Power Dam

150

188

151

164