NOS Hydrographic Surveys Specifications and Deliverables detail the requirements for hydrographic surveys undertaken either by National Oceanic and Atmospheric Administration (NOAA) field units or by organizations under contract to the Director, Office of Coast Survey, National Ocean Service, NOAA, U.S. Department of Commerce.

The April 2012 edition includes new specifications and changes made since the 2011 version. Those who acquire hydrographic survey data in accordance with NOS specifications should use the current version. Please submit questions and comments through Coast Survey's inquiry system.

Download 2012 Specifications and Deliverables Document (PDF).

To request prior versions of NOS Hydrographic Surveys Specifications and Deliverables, please contact us.