The anchorage berths are for the convenience of the Captain of the Port and/or port pilots. Anchorages outside the federal breakwater are assigned by the Captain of the Port through VTMS. Anchorages inside the breakwater are assigned by the applicable port pilot. The Delta anchorages are for the use of the U.S. Navy and U.S. Coast Guard for explosive loadings. Navigation regulations are published in Chapter 2, U.S. Coast Pilot 7. Additions or revisions to Chapter 2 are pub- lished in the Notice to Mariners. Information concerning the regulations may be obtained at the Office of the Commander, 11th Coast Guard District in Alameda, California or at the Office of the District Engineer, Corps of Engineers in Los Angeles, California. Refer to charted regulation section numbers.