Chilean Navy tanker Almirante Montt arrives in San Diego for US Navy exercises

The Chilean Navy tanker AO-52 ‘Almirante Montt’ has arrived at the naval base in San Diego, California, to begin the ‘Southern Mammoth’ international commission. The vessel departed from Valparaíso on August 1, 2026.

Over the coming months, the ship will conduct joint operations with the US Navy’s Third Fleet. The mission focuses on underway replenishment and logistical support for surface forces, including aircraft carriers, destroyers, and helicopter carriers. This deployment aims to standardize tactical procedures and enhance interoperability between the two navies.