Benicia Arsenal was a large military reservation located next to Suisun Bay in Benicia, California. For over 100 years, the arsenal was the primary US Army Ordnance facility for the west coast of the United States. The facility was closed in 1964. San Pablo bay with Suisun Bay at upper right Suisun Bay (pronounced sue-soon) is a shallow tidal estuary located in central California of The United States of America. ... Benicia is a city located in Solano County, California. ... The Army is the branch of the United States armed forces which has primary responsibility for land-based military operations. ... Ordnance is a general term for a quantity of military equipment, usually specifying the ammunition for artillery, bombs, or other large weapons. ... For the Nintendo 64 emulator, see 1964 (Emulator). ...