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Overseas Ballast Water

Overseas BW discharge is discharge that required crossing the combined US and Canadian EEZ’s when transported from the source location to the discharge location.

Table illustrating whether connections between each coastal region are overseas or coastwise.
A fully crossed table that shows whether ballast water transported between two coastal regions is considered ‘overseas’ or ‘coastwise’.
Map showing that overseas ballast water is transported across the combined US and Canadian EEZs.
Map illustrating that overseas ballast water discharge is defined as discharge whose transport from source port to the discharge port required crossing the combined US and Canadian EEZs. The abbreviations correspond to the following coastal regions: Alaska (AK), East (E), Gulf of Mexico (GM), West (W), Caribbean (CA), Hawaii (HI), Great Lakes (GL), Canadian East (CE), Canadian West (CW), Canadian Great Lakes (CGL), and Canadian North (CN).