Poster - Preventing Oil Spills Language:English NOAA Nautical Chart 18521: Columbia

NOAA Nautical Chart 18521: Columbia River Pacific Ocean to Harrington Point

(Please Note: Admiralty e-NPs are not downloaded directly from the site

British Admiralty Nautical Chart 2417: Harbours on the North Coast of Central America is a standard nautical chart

Printed directly from the NOAA Custom Chart Application

Mean Neap and Spring tidal rates expressed in tenths of a knot

Poster - Preventing Oil Spills Language:English NOAA Nautical Chart 18521: ColumbiaThis maritime sign is used by mariners to provide adequate signage on board vessels. Furthermore, some flag states and regulatory organizations require maritime signs on board to be in compliance with the maritime governing regulations. Maritime signs are critical in keeping a vessel's crew safe of any possible hazards, all safety equipment easy to mark, and provide directions on board a vessel.