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The channel is maintained to a project depth of 30 feet (9.1 meters) in line with U.S.-Canadian agreements governing the operation of Great Lakes navigable waterways and the
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Satellite photograph of icebreaker paths for shipping, including the Round Island
Channel on the upper right-hand corner of the image.
98:, the Round Island Channel became an essential element in one of the most significant commodity supply pipelines of the Great Lakes.
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The Round Island
Channel has been in active use since before the arrival of European explorers. With the construction of
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124:. This depth is sufficient to provide safe water for lake freighters as massive as 1,000 feet (300 m) long.
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in 1780–1781, the channel became a link in the logistics chain operated by the
British Army to supply the fort.
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shortly after 1900 along the shores of southern Lake
Michigan in and around
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are shipped annually. The channel also provides access to the harbor of
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The Round Island
Channel forms the ending points of the annual
173:"Chart 14881:Inset: Mackinac Island (1/10,000)". NOAA. 2005.
156:, respectively, to the Round Island Channel.
8:
254:Bodies of water of Mackinac County, Michigan
128:and the lights delineate the channel today.
90:in the late 1800s, and the construction of
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138:Chicago Yacht Club Race to Mackinac
101:The Round Island Channel is lit by
82:With the discovery of significant
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148:race from the southern ends of
48:, on which millions of tons of
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36:. It forms a key link in the
142:Port Huron to Mackinac Race
113:, a 1948 light which has a
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111:Round Island Passage Light
140:and its counterpart, the
57:Mackinac Island, Michigan
24:waterway located between
186:Cite journal requires
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18:Round Island Channel
249:Straits of Michigan
220:45.8409°N 84.6154°W
216: /
122:St. Lawrence Seaway
34:Straits of Mackinac
103:Round Island Light
86:mines in northern
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225:45.8409; -84.6154
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26:Mackinac Island
20:is a navigable
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188:|journal=
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40:route between
38:lake freighter
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96:Gary, Indiana
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77:Fort Mackinac
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46:Lake Michigan
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42:Lake Superior
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179:cite journal
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30:Round Island
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223: /
92:steel mills
238:Categories
211:84°36′55″W
208:45°50′27″N
160:References
154:Lake Huron
107:lighthouse
105:, an 1895
63:In history
22:Lake Huron
132:In sports
109:, and by
88:Minnesota
84:hematite
53:iron ore
50:taconite
32:in the
146:yachts
126:Buoys
115:Racon
192:help
152:and
44:and
28:and
16:The
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181:}}
177:{{
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194:)
190:(
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