USGS - science for a changing world

Pacific Coastal & Marine Science Center

National Archive of Marine Seismic Surveys

Search And Download Data

Open Layers Map Example
Data Access Using OpenLayers Maps

Click on the following link to use OpenLayers maps to search and download data in NAMSS.

Search and download data in NAMSS


Google Earth Example
Data Access Using Google™ Earth

The NAMSS KMZ file is a network link which will always be updated automatically with new seismic surveys as they become available. In addition to seismic data, offshore U.S. West Coast well locations are included in the NAMSS KMZ file and can be plotted as a layer in Google™ Earth.

To search and download data in NAMSS using Google™ Earth, follow these steps:

  • Step 1:  Download the NAMSS KMZ file by clicking on the following link:   Google Earth Icon namss.kmz.
  • Step 2:  Open the NAMSS KMZ file in Google™ Earth.

Note:  If you do not have Google™ Earth, you can download it for free from the Google™ Earth website.


Table Example
Data Access Using Tables

Click on one of the following links to search and download data in NAMSS by region, contributor or year.

Select a table listed by:     Region  |   Contributor  |   Year


For more information, contact Patrick Hart.

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Page Last Modified: 19 March 2014 (lzt)