Catalog - Data.gov

#1 Federal

Buzzards Bay: Polygon boundaries for source data of a continuous bathymetry and topography terrain model of the Massachusetts coastal zone and continental shelf: (Esri polygon shapefile, Geographic, NAD 83).

Organization: Department of the Interior
Dataset Last Updated: August 07, 2020 at 12:00 AM

Integrated terrain models covering 16,357 square kilometers of the Massachusetts coastal zone and offshore waters were built to provide a continuous elevation and bathymetry terrain model for...

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Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: August 01, 2026 at 04:36 AM

#2 Federal

Characterizing freshwater and nutrient fluxes to West Falmouth Harbor, Massachusetts

Organization: Department of the Interior
Dataset Last Updated: July 07, 2022 at 12:00 AM

These data present oceanographic and water-quality observations made at 4 locations in West Falmouth Harbor and 3 in Buzzards Bay, Massachusetts. While both Buzzards Bay and West Falmouth Harbor...

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Search relevance: 1.00 | Views last month: 7 | Catalog Last Checked: August 01, 2026 at 03:32 AM

#3 Federal

Cape Cod Bay: continuous bathymetry and topography terrain model of the Massachusetts coastal zone and continental shelf, (32-bit GeoTIFF, UTM 19 NAD 83, NAVD 88 vertical datum).

Organization: Department of the Interior
Dataset Last Updated: August 07, 2020 at 12:00 AM

Integrated terrain models covering 16,357 square kilometers of the Massachusetts coastal zone and offshore waters were built to provide a continuous elevation and bathymetry terrain model for...

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Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: August 01, 2026 at 05:46 AM

#4 Federal

Digital Shoreline Analysis System version 4.3 shoreline intersection points used to calculate long-term shoreline change statistics for the Cape Cod Bay coastal region from Cape Cod Canal in Sandwich to Long Point in Provincetown (CapeCodBay_intersects_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...

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Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 04:11 AM

#5 Federal

Digital Shoreline Analysis System version 4.3 shoreline intersection points used to calculate short-term (End Point Rate) shoreline change statistics for the Cape Cod Bay coastal region from the Cape Cod Canal in Sandwich to Long Point in Provincetown (CapeCodBay_intersects_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...

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Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 06:10 AM

#6 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...

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

#7 Federal

Digital Shoreline Analysis System version 4.3 transects and long-term linear regression shoreline change statistics for all data available within the Cape Cod Bay coastal region from the Cape Cod Canal in Sandwich to Long Point in Provincetown (CapeCodBay_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...

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Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 04:44 AM

#8 Federal

Digital Shoreline Analysis System version 4.3 shoreline intersection points used to calculate short-term (Linear Regression Rate) shoreline change statistics for the Cape Cod Bay coastal region from Cape Cod Canal in Sandwich to Long Point in Provincetown (CapeCodBay_intersects_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...

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Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 06:18 AM

#9 Federal

Cape Cod Bay: Polygon boundaries for source data of a continuous bathymetry and topography terrain model of the Massachusetts coastal zone and continental shelf: (Esri polygon shapefile, Geographic, NAD 83).

Organization: Department of the Interior
Dataset Last Updated: August 07, 2020 at 12:00 AM

Integrated terrain models covering 16,357 square kilometers of the Massachusetts coastal zone and offshore waters were built to provide a continuous elevation and bathymetry terrain model for...

XML
XML

Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 05:22 AM

#10 Federal

Digital Shoreline Analysis System version 4.3 shoreline intersection points used to calculate short-term linear regression rate (LRR) shoreline change statistics for the South Shore coastal region from Hewitts Cove in Hingham to the Cape Cod Canal in Sandwich (SouthShore_intersects_STlr.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...

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XML

Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 03:59 AM

#11 Federal

Text files of the navigation logged with Microsoft HyperTerminal during sampling survey 07003 conducted aboard the R/V Connecticut by the U.S. Geological Survey offshore of Massachusetts between Duxbury and Hull (DH_SAMPLING_NAV)

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

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

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Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 04:53 AM

#12 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 Cape Cod Bay coastal region from the Cape Cod Canal in Sandwich to Long Point in Provincetown (CapeCodBay_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...

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XML

Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 05:21 AM

#13 Federal

Text files of the navigation logged with HYPACK Software during surveys 06012 and 07001 conducted by the U.S. Geological Survey offshore of Massachusetts between Duxbury and Hull (DH_HYPACK_NAV)

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

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

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XML

Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 05:11 AM

#14 Federal

Digital Shoreline Analysis System version 4.3 shoreline intersection points used to calculate long-term shoreline change statistics excluding the 1970-1979 and 1994 shorelines within the South Shore coastal region from Hewitts Cove in Hingham to the Cape Cod Canal in Sandwich (SouthShore_intersects_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...

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XML

Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 05:17 AM

#15 Federal

Digital Shoreline Analysis System version 4.3 transects and short-term (1970-2009) end point rate shoreline change statistics within the Cape Cod Bay coastal region from the Cape Cod Canal in Sandwich to Long Point in Provincetown (CapeCodBay_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...

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XML

Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 06:05 AM

#16 Federal

SouthShore_baseline.shp Offshore baseline for the South Shore coastal region generated to calculate shoreline change rates from Hewitts Cove in Hingham to the Cape Cod Canal in Sandwich (SouthShore_baseline.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: 2 | Catalog Last Checked: August 01, 2026 at 04:41 AM

#17 Federal

Digital Shoreline Analysis System version 4.3 shoreline intersection points used to calculate long-term shoreline change statistics for the South Shore coastal region from Hewitts Cove in Hingham to the Cape Cod Canal in Sandwich

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: 2 | Catalog Last Checked: August 01, 2026 at 04:32 AM

#18 Federal

Onshore/offshore baseline for Cape Cod Bay coastal region generated to calculate shoreline change rates from Cape Cod Canal in Sandwich to Long Point in Provincetown (CapeCodBay_baseline.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...

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XML

Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 05:03 AM

#19 Federal

H03981: NOS Hydrographic Survey

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: January 01, 1900 at 12:00 AM

The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe navigation and to provide...

Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 03, 2026 at 01:16 PM

#20 Federal

Digital Shoreline Analysis System version 4.3 transects and short-term (1970-2009) linear regression shoreline change statistics for the South Shore coastal region from Hewitts Cove in Hingham to the Cape Cod Canal in Sandwich (SouthShore_transects_rates_STlr.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: 2 | Catalog Last Checked: August 01, 2026 at 05:31 AM

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Buzzards Bay: Polygon boundaries for source data of a continuous bathymetry and topography terrain model of the Massachusetts coastal zone and continental shelf: (Esri polygon shapefile, Geographic, NAD 83).

Characterizing freshwater and nutrient fluxes to West Falmouth Harbor, Massachusetts

Cape Cod Bay: continuous bathymetry and topography terrain model of the Massachusetts coastal zone and continental shelf, (32-bit GeoTIFF, UTM 19 NAD 83, NAVD 88 vertical datum).

Digital Shoreline Analysis System version 4.3 shoreline intersection points used to calculate long-term shoreline change statistics for the Cape Cod Bay coastal region from Cape Cod Canal in Sandwich to Long Point in Provincetown (CapeCodBay_intersects_LTw.shp)

Digital Shoreline Analysis System version 4.3 shoreline intersection points used to calculate short-term (End Point Rate) shoreline change statistics for the Cape Cod Bay coastal region from the Cape Cod Canal in Sandwich to Long Point in Provincetown (CapeCodBay_intersects_STepr.shp)

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)

Digital Shoreline Analysis System version 4.3 transects and long-term linear regression shoreline change statistics for all data available within the Cape Cod Bay coastal region from the Cape Cod Canal in Sandwich to Long Point in Provincetown (CapeCodBay_transects_rates_LTw.shp)

Digital Shoreline Analysis System version 4.3 shoreline intersection points used to calculate short-term (Linear Regression Rate) shoreline change statistics for the Cape Cod Bay coastal region from Cape Cod Canal in Sandwich to Long Point in Provincetown (CapeCodBay_intersects_STepr.shp)

Cape Cod Bay: Polygon boundaries for source data of a continuous bathymetry and topography terrain model of the Massachusetts coastal zone and continental shelf: (Esri polygon shapefile, Geographic, NAD 83).

Digital Shoreline Analysis System version 4.3 shoreline intersection points used to calculate short-term linear regression rate (LRR) shoreline change statistics for the South Shore coastal region from Hewitts Cove in Hingham to the Cape Cod Canal in Sandwich (SouthShore_intersects_STlr.shp)

Text files of the navigation logged with Microsoft HyperTerminal during sampling survey 07003 conducted aboard the R/V Connecticut by the U.S. Geological Survey offshore of Massachusetts between Duxbury and Hull (DH_SAMPLING_NAV)

Text files of the navigation logged with HYPACK Software during surveys 06012 and 07001 conducted by the U.S. Geological Survey offshore of Massachusetts between Duxbury and Hull (DH_HYPACK_NAV)

Digital Shoreline Analysis System version 4.3 transects and short-term (1970-2009) end point rate shoreline change statistics within the Cape Cod Bay coastal region from the Cape Cod Canal in Sandwich to Long Point in Provincetown (CapeCodBay_transects_rates_STepr.shp)

SouthShore_baseline.shp Offshore baseline for the South Shore coastal region generated to calculate shoreline change rates from Hewitts Cove in Hingham to the Cape Cod Canal in Sandwich (SouthShore_baseline.shp)

Digital Shoreline Analysis System version 4.3 shoreline intersection points used to calculate long-term shoreline change statistics for the South Shore coastal region from Hewitts Cove in Hingham to the Cape Cod Canal in Sandwich

Onshore/offshore baseline for Cape Cod Bay coastal region generated to calculate shoreline change rates from Cape Cod Canal in Sandwich to Long Point in Provincetown (CapeCodBay_baseline.shp)

H03981: NOS Hydrographic Survey

Digital Shoreline Analysis System version 4.3 transects and short-term (1970-2009) linear regression shoreline change statistics for the South Shore coastal region from Hewitts Cove in Hingham to the Cape Cod Canal in Sandwich (SouthShore_transects_rates_STlr.shp)