Catalog - Data.gov

#1 Federal

Tracklines of Klein 3000 sidescan sonar data collected by the U.S. Geological Survey within Vineyard Sound and Buzzards Bay, MA, 2011 (Esri polyline shapefile, Geographic WGS 84, 2011-013-FA_Klein3k_tracklines.shp)

Organization: Department of the Interior
Dataset Last Updated: July 09, 2024 at 12:00 AM

These data were collected under a cooperative agreement between the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS), Coastal and Marine Geology Program,...

xml
xml

Search relevance: 1.00 | Views last month: 13 | Catalog Last Checked: August 01, 2026 at 05:26 AM

#2 Federal

SOCAL_INTERSECTS_LT - Long-Term Transect-Shoreline Intersection Points for Southern California Generated to Calculate Shoreline Change Rates

Organization: Department of the Interior
Dataset Last Updated: October 25, 2021 at 12:00 AM

Rates of long-term and short-term shoreline change were generated in a GIS using the Digital Shoreline Analysis System (DSAS) version 3.0; An ArcGIS extension for calculating shoreline change:...

xml
xml

Search relevance: 1.00 | Views last month: 9 | Catalog Last Checked: August 01, 2026 at 06:18 AM

#3 Federal

Digital Shoreline Analysis System version 4.3 transects and long-term linear regression shoreline change statistics for all data available in the North Shore coastal region from North Salisbury at the New Hampshire border to the to the west side of Deer Island in Boston Harbor (NorthShore_transects_rates_LTw.shp)

Organization: Department of the Interior
Dataset Last Updated: November 16, 2021 at 12:00 AM

Due to continued coastal population growth and increased threats of erosion, current data on trends and rates of shoreline movement are required to inform shoreline and floodplain management. The...

xml
xml

Search relevance: 1.00 | Views last month: 9 | Catalog Last Checked: August 01, 2026 at 03:03 AM

#4 Federal

Tracklines of sidescan sonar data collected by the U.S. Geological Survey offshore of the Chandeleur Islands, LA, 2006 (sidescan_trk_06015.shp, polylines)

Organization: Department of the Interior
Dataset Last Updated: March 18, 2024 at 12:00 AM

In 2006 and 2007, the U.S. Geological Survey, in partnership with Louisiana Department of Natural Resources and the University of New Orleans, conducted geologic mapping to characterize the sea...

xml
xml

Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: August 01, 2026 at 04:22 AM

#5 Federal

Digital Shoreline Analysis System version 4.3 transects and short-term (1970-2009) end point shoreline change statistics within the Martha's Vineyard coastal region including the Vineyard Sound-, Nantucket Sound- and Atlantic Ocean- facing coasts of Martha's Vineyard and Nomans Land (MarthasVineyard_transects_rates_STepr.shp)

Organization: Department of the Interior
Dataset Last Updated: November 16, 2021 at 12:00 AM

Due to continued coastal population growth and increased threats of erosion, current data on trends and rates of shoreline movement are required to inform shoreline and floodplain management. The...

xml
xml

Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: August 01, 2026 at 04:10 AM

#6 Federal

CENCAL1853_1910 - Vectorized Shoreline of Central California Derived from 1853-1910 Source Data

Organization: Department of the Interior
Dataset Last Updated: October 25, 2021 at 12:00 AM

There are critical needs for a nationwide compilation of reliable shoreline data. To meet these needs, the U.S. Geological Survey (USGS) has produced a comprehensive database of digital vector...

xml
xml

Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 06:14 AM

#7 Federal

SOCAL_1998 - Vectorized Shoreline of Southern California Derived from 1998 Lidar Source Data

Organization: Department of the Interior
Dataset Last Updated: October 25, 2021 at 12:00 AM

There are critical needs for a nationwide compilation of reliable shoreline data. To meet these needs, the U.S. Geological Survey (USGS) has produced a comprehensive database of digital vector...

xml
xml

Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 06:00 AM

#8 Federal

Tracklines of swath bathymetry collected by the U.S. Geological Survey surrounding Muskeget Channel, MA, 2010 (Esri polyline shapefile, Geographic WGS 84, tracklines_2010_072_FA.shp)

Organization: Department of the Interior
Dataset Last Updated: March 18, 2024 at 12:00 AM

These data were collected in a collaboration between the Woods Hole Oceanographic Institution and the U.S. Geological Survey (USGS). The primary objective of this program was to collect baseline...

xml
xml

Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 05:52 AM

#9 Federal

NORCAL1854_1880 - Vectorized Shoreline of Northern California from 1854-1880 Source Data

Organization: Department of the Interior
Dataset Last Updated: October 25, 2021 at 12:00 AM

There are critical needs for a nationwide compilation of reliable shoreline data. To meet these needs, the U.S. Geological Survey (USGS) has produced a comprehensive database of digital vector...

xml
xml

Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 06:02 AM

#10 Federal

NORCAL_BASELINES - Offshore Baseline for Northern California Generated to Calculate Shoreline Change Rates

Organization: Department of the Interior
Dataset Last Updated: October 25, 2021 at 12:00 AM

Rates of long-term and short-term shoreline change were generated in a GIS using the Digital Shoreline Analysis System (DSAS) version 3.0; An ArcGIS extension for calculating shoreline change:...

xml
xml

Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 05:34 AM

#11 Federal

Tracklines of swath bathymetry collected by the U.S. Geological Survey offshore of the Chandeleur Islands, LA, 2007 (bathy_trk_07007.shp, polylines)

Organization: Department of the Interior
Dataset Last Updated: March 18, 2024 at 12:00 AM

In 2006 and 2007, the U.S. Geological Survey, in partnership with Louisiana Department of Natural Resources and the University of New Orleans, conducted geologic mapping to characterize the sea...

xml
xml

Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 03:43 AM

#12 Federal

NORCAL1928_1936 - Vectorized Shoreline of Northern California Derived from 1928-1936 Source Data

Organization: Department of the Interior
Dataset Last Updated: October 25, 2021 at 12:00 AM

There are critical needs for a nationwide compilation of reliable shoreline data. To meet these needs, the USGS has produced a comprehensive database of digital vector shorelines by compiling...

xml
xml

Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 03:08 AM

#13 Federal

Tracklines of swath bathymetry collected by the U.S. Geological Survey - St. Petersburg Coastal and Marine Science Center offshore of the Gulf Islands, MS, 2010 (ESRI polyline shapefile, 10cct02_subx_Tracklines.shp)

Organization: Department of the Interior
Dataset Last Updated: March 18, 2024 at 12:00 AM

In 2010, the U.S. Geological Survey in Woods Hole, MA and St. Petersburg, FL, in partnership with the U.S. Army Corps of Engineers, Mobile District conducted geologic mapping to characterize the...

xml
xml

Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 06:09 AM

#14 Federal

Boomer Seismic navigation trackline data collected by the U.S. Geological Survey offshore of the Grand Strand, South Carolina (BOOMER_TRK, Polyline)

Organization: Department of the Interior
Dataset Last Updated: March 18, 2024 at 12:00 AM

In 1999, the USGS, in partnership with the South Carolina Sea Grant Consortium, began a study to investigate processes affecting shoreline change along the northern coast of South Carolina,...

xml
xml

Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 04:40 AM

#15 Federal

Tracklines of side-scan sonar data collected by the U.S. Geological Survey offshore of the Chandeleur Islands, LA, 2007 (sidescan_trk_07007.shp, polylines)

Organization: Department of the Interior
Dataset Last Updated: March 18, 2024 at 12:00 AM

In 2006 and 2007, the U.S. Geological Survey, in partnership with Louisiana Department of Natural Resources and the University of New Orleans, conducted geologic mapping to characterize the sea...

xml
xml

Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 05:19 AM

#16 Federal

Digital Shoreline Analysis System version 4.3 transects and short-term (1970-2009) end point shoreline change statistics for the Elizabeth Islands coastal region from Nonamesset Island southwest of Woods Hole to Cuttyhunk Island north of Martha's Vineyard (ElizabethIslands_transects_rates_STepr.shp)

Organization: Department of the Interior
Dataset Last Updated: November 16, 2021 at 12:00 AM

Due to continued coastal population growth and increased threats of erosion, current data on trends and rates of shoreline movement are required to inform shoreline and floodplain management. The...

xml
xml

Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 05:30 AM

#17 Federal

Chirp Seismic navigation tracklines data collected by the U.S. Geological Survey offshore of the Grand Strand, South Carolina (CHIRP_TRK, Polyline)

Organization: Department of the Interior
Dataset Last Updated: March 18, 2024 at 12:00 AM

In 1999, the USGS, in partnership with the South Carolina Sea Grant Consortium, began a study to investigate processes affecting shoreline change along the northern coast of South Carolina,...

xml
xml

Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 06:16 AM

#18 Federal

NORCAL_INTERSECTS_LT - Long-Term Transect-Shoreline Intersection Points for Northern California Generated to Calculate Shoreline Change Rates

Organization: Department of the Interior
Dataset Last Updated: October 25, 2021 at 12:00 AM

Rates of long-term and short-term shoreline change were generated in a GIS using the Digital Shoreline Analysis System (DSAS) version 3.0; An ArcGIS extension for calculating shoreline change:...

xml
xml

Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 06:14 AM

#19 Federal

Portion of the 1-meter (m) contours in quadrangle 5 of the Stellwagen Bank Survey Area offshore of Boston, Massachusetts based on bathymetry data collected by the U.S. Geological Survey from 1994-1996

Organization: Department of the Interior
Dataset Last Updated: April 13, 2026 at 12:00 AM

The U.S. Geological Survey (USGS), in cooperation with the National Marine Sanctuary Program of the National Oceanic and Atmospheric Administration (NOAA), has conducted seabed mapping and related...

xml
xml

Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 04:47 AM

#20 Federal

Digital Shoreline Analysis System version 4.3 transects and long-term linear regression shoreline change statistics without shorelines from 1970-1979 and 1994 within the South Shore coastal region from Hewitts Cove in Hingham to the Cape Cod Canal in Sandwich (SouthShore_transects_rates_LTwo.shp)

Organization: Department of the Interior
Dataset Last Updated: November 16, 2021 at 12:00 AM

Due to continued coastal population growth and increased threats of erosion, current data on trends and rates of shoreline movement are required to inform shoreline and floodplain management. The...

xml
xml

Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 04:05 AM

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Tracklines of Klein 3000 sidescan sonar data collected by the U.S. Geological Survey within Vineyard Sound and Buzzards Bay, MA, 2011 (Esri polyline shapefile, Geographic WGS 84, 2011-013-FA_Klein3k_tracklines.shp)

SOCAL_INTERSECTS_LT - Long-Term Transect-Shoreline Intersection Points for Southern California Generated to Calculate Shoreline Change Rates

Tracklines of sidescan sonar data collected by the U.S. Geological Survey offshore of the Chandeleur Islands, LA, 2006 (sidescan_trk_06015.shp, polylines)

CENCAL1853_1910 - Vectorized Shoreline of Central California Derived from 1853-1910 Source Data

SOCAL_1998 - Vectorized Shoreline of Southern California Derived from 1998 Lidar Source Data

Tracklines of swath bathymetry collected by the U.S. Geological Survey surrounding Muskeget Channel, MA, 2010 (Esri polyline shapefile, Geographic WGS 84, tracklines_2010_072_FA.shp)

NORCAL1854_1880 - Vectorized Shoreline of Northern California from 1854-1880 Source Data

NORCAL_BASELINES - Offshore Baseline for Northern California Generated to Calculate Shoreline Change Rates

Tracklines of swath bathymetry collected by the U.S. Geological Survey offshore of the Chandeleur Islands, LA, 2007 (bathy_trk_07007.shp, polylines)

NORCAL1928_1936 - Vectorized Shoreline of Northern California Derived from 1928-1936 Source Data

Tracklines of swath bathymetry collected by the U.S. Geological Survey - St. Petersburg Coastal and Marine Science Center offshore of the Gulf Islands, MS, 2010 (ESRI polyline shapefile, 10cct02_subx_Tracklines.shp)

Boomer Seismic navigation trackline data collected by the U.S. Geological Survey offshore of the Grand Strand, South Carolina (BOOMER_TRK, Polyline)

Tracklines of side-scan sonar data collected by the U.S. Geological Survey offshore of the Chandeleur Islands, LA, 2007 (sidescan_trk_07007.shp, polylines)

Digital Shoreline Analysis System version 4.3 transects and short-term (1970-2009) end point shoreline change statistics for the Elizabeth Islands coastal region from Nonamesset Island southwest of Woods Hole to Cuttyhunk Island north of Martha's Vineyard (ElizabethIslands_transects_rates_STepr.shp)

Chirp Seismic navigation tracklines data collected by the U.S. Geological Survey offshore of the Grand Strand, South Carolina (CHIRP_TRK, Polyline)

NORCAL_INTERSECTS_LT - Long-Term Transect-Shoreline Intersection Points for Northern California Generated to Calculate Shoreline Change Rates

Portion of the 1-meter (m) contours in quadrangle 5 of the Stellwagen Bank Survey Area offshore of Boston, Massachusetts based on bathymetry data collected by the U.S. Geological Survey from 1994-1996

Digital Shoreline Analysis System version 4.3 transects and long-term linear regression shoreline change statistics without shorelines from 1970-1979 and 1994 within the South Shore coastal region from Hewitts Cove in Hingham to the Cape Cod Canal in Sandwich (SouthShore_transects_rates_LTwo.shp)