The Automated Wreck and Obstruction Information System (AWOIS) is an
automated file that contains information on wrecks and obstructions in
areas subject to NOS hydrographic surveys. The file contains ...
Aerial Photographs and field survey data provide the basic data base
for compiling coastal survey maps. The photographs consist of natural
color, color infrared, black-and-white (panchromatic), and ...
GENERAL COASTLINE figures are lengths of general outline of the
seacoast. Measurements were made with a unit measure of 30
minutes of latitude on charts as near the scale of 1:1,200,000 as
The National Ocean Service (NOS) of the National Oceanic and
Atmospheric Administration (NOAA) is now disseminating multibeam
digital bathymetric data for the U.S. Exclusive Economic Zone
(EEZ). These ...
This file contains the raw data used in the construction of Coast
Survey Nautical Charts. Anything shown in those charts is traceable
to an item in this file. Such data are frequently used in litigation, ...
In October 1984 the National Ocean Service (NOS) implemented the
SUrvey Request File (SURF), an automated PC-based system to track
requests for hydrographic surveys and to establish quantifiable