NOAA maintains the nautical charts & publications for U.S. coasts & the Great Lakes. Over a thousand charts cover 95, 000 miles of shoreline & 3.4 million square nautical miles of waters. Printed on demand using the most up to date NOAA data & latest Notice to Mariners (NTMs) applied at time of print. Meets United States Coast Guard carriage requirements. Printed in house at Stanfords.