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USGS Coastal and Marine Geology Program

U.S. Geological Survey Coastal and Marine Geoscience Data System (CMGDS) - a portal for oceans and coastal data including seismics, sidescan sonar, bathymetry, lidar, samples, gravity, and magnetic data

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a seismic record section Bathymetric data image Lidar image Sidescan sonar mosaic Ocean bottom Magnetic anomaly map

Seismic data

Seismic record section from the St. Clair River,Michigan

Bathymetry data

Bathymetry raster data of Northern Cape Cod Bay

Lidar data

Lidar data of the Gulf Islands, Florida

Sidescan sonar data

Sidescan sonar mosaic of Rhode Island Sound


Sediments located on Stellwagen Bank

Gravity and Magnetic Data

Magnetics off Alaska

Search by Map

map display showing data coverage

About this Site

This web site provides data services for the published data of the The U.S. Geological Survey, Coastal and Marine Geology Program (CMGP).

Featured Data Sets

general amp show data distribution Post Hurricane Sandy Lidar Elevations and Features

Lidar data used to examine coastal change and erosion.. Read more

Map showing probabilities of a category 3 hurricane stricking the coast. USGS Coastal Change Hazards Portal

Products from three coastal hazard themes: severe storms, shoreline change, and sea-level rise.. Read more

methane hydrate California Seafloor Mapping Program Video and Photograph Portal

Photos and videos of seafloor segments off California.. Read more

This Month's Field Activities

Click on a pin to see the details of the field Activity. Go to a larger map

Data Viewers

Images from of our dat for marine plannersa

USGS Information for Marine Planners and Resource Managers

As the Nation's premier earth and biological science agency, USGS provides marine resource managers with data, models, and tools for use in planning and managing human activities in the ocean and along the coast.    Read more

Images from tools used to view our data

GeoMapApp and Virtual Ocean

The data in this collection can be viewed as georeferenced information using viewers developed at the Lamont-Doherty Earth Observatory of Columbia University for the exploration and visualization of earth science data.    Read more

GIS display of Long Island data.

Coastal and Marine Geology Program Internet Map Server and GIS Data

This collection includes current and past research programs with maps displaying available GIS data.    Read more

map showing locations of NAMSS data

National Archive of Marine Seismic Surveys - USGS

USGS conducts geologic mapping, assessments and research about resource availability in the Exclusive Economic Zone - an area of sea bottom larger than the entire continental landmass of the United States.    Read more

map showing locations of West Coast samples

US Geological Survey - West Coast Geological Sample Repository

The US Geological Survey's West Coast (USGSMP) marine geology sample repository is a US government-funded facility that houses a national archive of marine bottom samples in the offices of the Western Region's Coastal and Marine Geology (CMG) team. For more information contact    Read more

map showing locations of East Coast samples

US Geological Survey - CMGP Sediment/Core Archive

The Woods Hole Science Center's (WHSC) and Saint Petersburg Center's (SPCMSC) Core and Sediment Archive serves the scientific community through sample data storage and organization, providing accurate answers to inquiries regarding sample metadata, and protecting the physical integrity of these samples. For more information contact    Read more

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