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Great Lake

Defined in 2 places across 2 titles of the United States Code.

In this section, the term “Great Lake” means Lake Superior, Lake Michigan, Lake Huron (including Lake St. Clair), Lake Erie, and Lake Ontario (including the St. Lawrence River to the 45th parallel of latitude).

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The term “Great Lake” includes any connecting channel, historically connected tributary, and basin of a lake specified in subparagraph (A).

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The term “Great Lake” means Lake Superior, Lake Michigan, Lake Huron (including Lake St. Clair), Lake Erie, and Lake Ontario (including the St. Lawrence River to the 45th parallel of latitude).

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