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 1:40000 Scale. Eastern U. S./Canada Region. 35.28'' H x 48.74'' W.