Maritime Security Levels (MARSEC)

Captain of the Port Zone	MARSEC Level	Notes	Date Set
BOSTON			2017-10-05
CHARLESTON			2017-10-05
COLUMBIA RIVER			2017-10-05
CORPUS CHRISTI			2017-10-05
DELAWARE BAY			2017-10-05
DETROIT			2017-10-05
DULUTH			2017-10-05
EASTERN GREAT LAKES			2017-10-05
GUAM			2017-10-05
HONOLULU			2017-10-05
HOUMA			2017-10-05
HOUSTON-GALVESTON			2024-07-19
JACKSONVILLE			2017-10-05
KEY WEST			2017-10-05
LAKE MICHIGAN			2017-10-05
LONG ISLAND SOUND			2017-10-05
LOS ANGELES-LONG BEACH			2017-10-05
LOWER MISSISSIPPI RIVER (MEMPHIS)			2017-10-05
MARYLAND-NCR			2017-10-05
MIAMI			2017-10-05
MOBILE			2017-10-05
NEW ORLEANS			2017-10-05
NEW YORK			2017-10-05
NORTH CAROLINA			2017-10-05
NORTHERN GREAT LAKES			2017-10-05
NORTHERN NEW ENGLAND (PORTLAND, MAINE)			2017-10-05
OHIO VALLEY			2017-10-05
PITTSBURGH			2017-10-05
PORT ARTHUR AND LAKE CHARLES			2020-02-13
PRINCE WILLIAM SOUND (VALDEZ)			2017-10-05
SAN DIEGO			2017-10-05
SAN FRANCISCO			2017-10-05
SAN JUAN			2017-10-05
SAVANNAH			2017-10-05
SEAK - SOUTHEAST ALASKA (JUNEAU)			2023-03-23
SEATTLE (PUGET SOUND)			2017-10-05
SOUTHEASTERN NEW ENGLAND (PROVIDENCE)			2017-10-05
ST. PETERSBURG			2017-10-05
UPPER MISSISSIPPI RIVER (ST. LOUIS)			2017-10-05
VIRGINIA			2017-10-05
WESTERN ALASKA (ANCHORAGE)			2017-10-05