OceanGrafix provides mariners with the most up-to-date, NOAA-approved nautical charts ever offered Charts are printed only after an order has been received, ensuring the most up-to-date information All Notice to Mariners corrections are applied Meets U. S. and international carriage requirements for commercial vessels U. S. Coast Guard approved 1:80000 Scale. Eastern U. S./Canada Region. 47.62'' H x 33.71'' W.