The entire Patuxent River is open to vessel traffic. However, there are creeks that remain boomed off. A Marine Information Broadcast (MIB) is in effect. An MIB is a U.S. Coast Guard issued radio broadcast that announces the transit conditions of the river. Commercial and recreational craft are not to cross boomed areas. In addition, vessels are asked to keep the wake down where booms or cleanup crews are present. Inquiries from commercial vessels requiring transit into boomed areas can be directed to Coast Guard activities Baltimore Port Safety and Security at (410) 576-2693. Recreational users should contact the on-scene Maryland Natural Resources police officer at (888) 584-3110.
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