AusENC - Frequently Asked Questions

The Australian Hydrographic Office (AHO) produces official Electronic Navigational Charts (ENC) for waters covering Australia, Papua New Guinea, Solomon Islands and the Australian Antarctic Territory. These charts are made available through the AusENC Service, a cost‑effective solution designed to support mariners operating within the region with access to official, up‑to‑date navigation data. This factsheet provides answers to frequently asked questions that may be helpful to new and prospective AusENC users.