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USGS Coastal Change Hazards Portal




  • Search and view features


  • Collect, manage, share, and download data

Action Center

  • More info, map services, and metadata

Welcome to the U.S. Geological Survey's (USGS) Coastal Change Hazards Portal, where you have interactive access to coastal change science and data for our Nation’s coasts. This page provides a summary of how to use the Portal's basic functions. We encourage you to explore and learn.

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Find and View Data, Reports, and Other Products

Information and products are organized within three coastal hazard themes: 1) severe storms, 2) shoreline change, and 3) sea-level rise. Each data item represents an individual research product, with some items grouped together to show the breadth of the topic and make it easy to explore.

Adding an Item to the Bucket

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Click on the bucket icon to put the current item or group in your bucket.

More Information

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Click on the information icon to get more details about the data item.

Toggle Item Visibility on the Map

To change what is visible on the map, add the item to your bucket, then navigate to the bucket where you can re-order and toggle their visibility.

Search Options

Search for data and information in one or more coastal hazard themes by name or search by location.

Interactive Map Features

Zoom In/Out

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Click the icons to zoom in or out on the map.

Zoom to Your Location

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Click the location icon in order to zoom to your location. Some browsers and smartphones will first request your permission to share your location.

Map Base Layer

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Choose World Imagery, Street, Topo, or Ocean, and choose whether to display place names.

Map Legend

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Click to view the map legend.

Legend scrollover for probability of collision/inundation/overwash (pCOI) data items: When viewing the three coastal change probability data items on the mato highlight the layers on the map. Click on data in the map to get more information about the data at that location.

Identify Visible Data

When a data item is enabled on the map, a user may click on the data to retrieve a summary.


Use the bucket to collect and download data, as well as to customize your map.

Add and Manage Datasets

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Click the "Add To Bucket icon" to place the current item or aggregation in your bucket and interact with it there.

Change Data Visibility

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Click the eyeball icon to turn a data item on or off. Click the up or down arrows to move the item above or below other layers.

Zoom to data

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Click on the thumbnail image to zoom to the extent of the data item.

Share Data

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Click the share icon to get a short link useful for sharing on social media, or to send to colleagues and friends.

Download Data

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Click on the download icon to download a zipped (.zip) shapefile (.shp) of the item or aggregation of interest.

Clear/empty/share Bucket

To empty or share the contents for all items in the bucket, click the Manage Bucket button and select Clear or Share Bucket options.

Remove Item

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Click the trash can icon to remove the item from your bucket.

More Info

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Click on the information icon to get more details about the item. This will take the user to the action center.

Action Center

Get to the Action Center by clicking on the “More Info” icon in any item. The Action Center contains several button options.

Action Center Descriptions

Return to Map

Go back to the map view of the portal.

Add to Your Bucket

Add this item to your bucket. Use the bucket to collect, view, and download lots of data and products, or share your bucket with friends and colleagues.

Map Services

Explore available services that can be added to your own or other web-based mapping applications.


Review detailed geographic, bibliographic and other descriptive information about this item. The data are presented in the Catalog Service Web metadata format, and are Federal Geographic Data Committee geospatial standards compliant.

Download Dataset

Download this item to your computer.

Share This Info

Get a short URL to share this information with others.

Print Snapshot

Create a printer-friendly view of the current item.