FIGURE 1. S-57 Charts in HYPACK FIGURE 2. Five NOAA S-57 Charts and One USACE IENC FIGURE 3. Web ENC Window The new HYPACK feature allows U.S.-based users to quickly obtain the most recent charts ...

For more than ten years, since NOAA introduced its electronic navigational charts, you have needed to purchase a specialized chart display system to view the NOAA ENC® as a seamless chart database.