

The VA has updated a list of these locations and more on their website in 2019. Once they arrived at the Port of Saigon, they were stored at either the 20th ARVN Ordnance Depot in Saigon or the 511th ARVN Ordnance Depot at the Da Nang air base, until they were sent to their final destinations. ports, including Baltimore, Seattle and New Orleans, early on in the war and from Mobile, Alabama and Outport of Gulfport, Mississippi, after 1966. What is known is that herbicides were shipped to Vietnam from several U.S. Information about where herbicides were used, stored and tested is still incomplete. Spray equipment had also been adapted to enable aerial spraying at controlled rates and concentrations. 2,4,5-T and 2,4-D were ultimately used for defoliation, while other organic arsenicals were used for crop destruction. and around the world, in India, Thailand and Canada, among other countries. Then by the early 1960s, the more developed formulations of 2,4,5-T and 2,4-D were being tested across the U.S.


Department of the Army Chemical Corps at Fort Detrick, MD, in anticipation of the intensifying war on the Korean peninsula. Tactical herbicide formulations and spray equipment were developed consequently, by the U.S. military in Florida at the Bushnell Army Airfield, against the tropical foliage and crops there, and additionally elsewhere over the years, in California, Indiana, Kentucky, Montana, North Dakota, New York and more. Then in early 1945, the result of their research efforts, incipient mixtures of 2,4-D and 2,4,5-T, were first tested by the U.S. military, together with the University of Chicago, began studying various chemicals and their application to be used for vegetation control.
