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Uncertainty table for lidar-derived shorelines used when calculating rates in the Digital Shoreline Analysis System software for western North Carolina (NCwest)

Organization: Department of the Interior
Updated: 20200810 | Harvested: July 18, 2025 at 06:40 AM

Sandy ocean beaches are a popular recreational destination, often surrounded by communities containing valuable real estate. Development is on the rise despite the fact that coastal...

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Digital Shoreline Analysis System version 4.1 Transects with Short-Term Rate Calculations for the Delmarva South/Southern Virginia region from Wallops Island, Virginia to the Virginia/North Carolina border (DelmarvaS_SVA_ST.shp)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 18, 2025 at 09:25 AM

Sandy ocean beaches are a popular recreational destination, often surrounded by communities containing valuable real estate. Development is on the rise despite the fact that coastal...

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xml

Shorelines used to calculate shoreline change statistics from the South Cape Cod coastal region of Massachusetts from Stage Harbor Light in Chatham to Nobska Point in Woods Hole (SouthCapeCod_shorelines.shp)

Organization: Department of the Interior
Updated: 20211116 | Harvested: July 18, 2025 at 09:36 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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Digital Shoreline Analysis System version 4.3 Transects with Long-Term Linear Regression Rate Calculations for western North Carolina (NCwest)

Organization: Department of the Interior
Updated: 20200810 | Harvested: July 18, 2025 at 06:39 AM

Sandy ocean beaches are a popular recreational destination, often surrounded by communities containing valuable real estate. Development is on the rise despite the fact that coastal...

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xml

Digital Shoreline Analysis System version 4.1 Transects with Rate Calculations for the Long Island region from Montauk Point to the entrance of Raritan Bay, New York (LongIsland_ST.shp)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 18, 2025 at 09:47 AM

Sandy ocean beaches are a popular recreational destination, often surrounded by communities containing valuable real estate. Development is on the rise despite the fact that coastal...

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xml

Gridded risk-targeted spectral response acceleration data and 84th-percentile spectral acceleration data used to calculate the Risk-Targeted Maximum Considered Earthquake (MCER) spectral response accelerations of the 2020 NEHRP Recommended Seismic Provisions, and 2022 ASCE/SEI 7 Standard for American Samoa.

Organization: Department of the Interior
Updated: 20210611 | Harvested: July 18, 2025 at 12:21 AM

The Risk-Targeted Maximum Considered Earthquake (MCER) spectral response accelerations of the 2020 NEHRP Recommended Seismic Provisions and 2022 ASCE/SEI 7 Standard are derived from the...

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Intersects for the coastal region around Boston, Massachusetts, generated to calculate shoreline change rates using the Digital Shoreline Analysis System version 5.1

Organization: Department of the Interior
Updated: 20240319 | Harvested: July 16, 2025 at 02:03 AM

The Massachusetts Office of Coastal Zone Management launched the Shoreline Change Project in 1989 to identify erosion-prone areas of the coast and support local land-use decisions. Trends of...

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Baseline for the coastal region of Buzzards Bay, Massachusetts, generated to calculate shoreline change rates using the Digital Shoreline Analysis System version 5.1

Organization: Department of the Interior
Updated: 20240319 | Harvested: July 16, 2025 at 02:04 AM

The Massachusetts Office of Coastal Zone Management launched the Shoreline Change Project in 1989 to identify erosion-prone areas of the coast by compiling a database of historical (mid...

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Digital Shoreline Analysis System version 4.3 shoreline intersection points used to calculate short-term (End Point Rate) shoreline change statistics for the Boston coastal region from Carson Beach in South Boston to Weymouth River, including the Boston Harbor Islands (Boston_intersects_STepr.shp)

Organization: Department of the Interior
Updated: 20211116 | Harvested: July 18, 2025 at 09:53 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

Calculations of the Total Number of Electrons Along a Ray Path Extending from the Transmitter to the Receiver

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Updated: 1965-01-01T00:00:00.000+00:00 | Harvested: October 04, 2025 at 05:52 AM

Ionospheric Total Electron Content (TEC) is the total number of electrons in a column of unit cross section extending from the transmitter to the receiver. TEC is calculated from observations of...

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PVWatts Calculator

Organization: Department of Energy
Updated: 2025-10-07T17:50:46Z | Harvested: October 08, 2025 at 05:48 PM

Interactive web application that allows homeowners, installers and manufacturers to easily develop estimates of the performance of potential PV installations at specific locations. The calculator...

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Catalogue of Methods of calculation, interpolation, smoothing, and reduction for the physical, chemical, and biological parameters of deep hydrology (CATMETH) (NCEI Accession 7700442)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Updated: 2023-12-06T00:00:00.000+00:00 | Harvested: October 04, 2025 at 06:31 AM

The document presents the methods, formulas and citations used by the BNDO to process physical, chemical, and biological data for deep hydrology including calculations, interpolations, smoothing,...

MauiK_LT - Digital Shoreline Analysis System (DSAS) version 4.2 transects with long-term weighted linear regression rate calculations for the Maui Kihei region from Maalaea to Makena, Hawaii

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 18, 2025 at 09:59 AM

Sandy ocean beaches are a popular recreational destination, often surrounded by communities containing valuable real estate. Development is on the rise despite the fact that coastal...

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Benthic, urchin, and fish observation data collected using multiple methodologies to calculate coral reef carbonate budget estimates for sites in American Samoa in 2023 (NCEI Accession 0302849)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Updated: 2025-03-27T00:00:00.000+00:00 | Harvested: October 04, 2025 at 02:23 AM

This data package includes the benthic, urchin, and fish observation data collected for coral reef carbonate budget assessments by the Ecosystem Sciences Division (ESD) of NOAA's Pacific Island...

Digital Shoreline Analysis System version 4.1 Transects with Short-Term Rate Calculations for the New England North region from Popham Beach, Maine to the northern side of Cape Ann, Massachusetts (NewEnglandN_ST.shp)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 18, 2025 at 09:49 AM

Sandy ocean beaches are a popular recreational destination, often surrounded by communities containing valuable real estate. Development is on the rise despite the fact that coastal...

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xml

Offshore baseline for the Washington coastal region generated to calculate shoreline change rates (WA_baseline.shp)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 18, 2025 at 10:03 AM

Sandy ocean beaches are a popular recreational destination, often surrounded by communities containing valuable real estate. Development is on the rise despite the fact that coastal...

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Offshore baseline for New England South coastal region from Dartmouth, Massachusetts to Napatree Point, Rhode Island, generated to calculate shoreline change rates (NE_South_baseline.shp)

Organization: Department of the Interior
Updated: 20240318 | Harvested: July 18, 2025 at 10:03 AM

Sandy ocean beaches are a popular recreational destination, often surrounded by communities containing valuable real estate. Development is on the rise despite the fact that coastal...

xml
xml

Benthic, urchin, and fish observation data collected using multiple methodologies to calculate coral reef carbonate budget estimates for sites in the Mariana Archipelago in 2022 (NCEI Accession 0283896)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Updated: 2023-10-20T00:00:00.000+00:00 | Harvested: October 04, 2025 at 01:54 AM

This data package includes the benthic, urchin, and fish observation data collected for coral reef carbonate budget assessments by the Ecosystem Sciences Division (ESD) of NOAA's Pacific Island...

Digital Shoreline Analysis System version 4.3 shoreline intersection points used to calculate long-term shoreline change statistics for the North Shore coastal region from North Salisbury at the New Hampshire border to the west side of Deer Island in Boston Harbor (NorthShore_intersects_LTw.shp)

Organization: Department of the Interior
Updated: 20211116 | Harvested: July 18, 2025 at 09:54 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

Benthic, urchin, and fish observation data collected using multiple methodologies to calculate coral reef carbonate budget estimates for sites off of O'ahu in the Main Hawaiian Islands in 2021 (NCEI Accession 0283630)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Updated: 2023-10-20T00:00:00.000+00:00 | Harvested: October 04, 2025 at 01:53 AM

This data package includes the benthic, urchin, and fish observation data collected for coral reef carbonate budget assessments by the Ecosystem Sciences Division (ESD) of NOAA's Pacific Island...

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