7 datasets found
  1. d

    Digital Geomorphic-GIS Map of the Portsmouth to Cricket Island Site, North...

    • catalog.data.gov
    Updated Jun 4, 2024
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    National Park Service (2024). Digital Geomorphic-GIS Map of the Portsmouth to Cricket Island Site, North Carolina (1:10,000 scale 2008 mapping) (NPS, GRD, GRI, CALO, PMCI_geomorphology digital map) adapted from a East Carolina University unpublished map and digital data by Ames and Riggs (2008) [Dataset]. https://catalog.data.gov/dataset/digital-geomorphic-gis-map-of-the-portsmouth-to-cricket-island-site-north-carolina-1-10000
    Explore at:
    Dataset updated
    Jun 4, 2024
    Dataset provided by
    National Park Service
    Area covered
    North Carolina
    Description

    The Digital Geomorphic-GIS Map of the Portsmouth to Cricket Island Site, North Carolina (1:10,000 scale 2008 mapping) is composed of GIS data layers and GIS tables, and is available in the following GRI-supported GIS data formats: 1.) an ESRI file geodatabase (pmci_geomorphology.gdb), and a 2.) Open Geospatial Consortium (OGC) geopackage. The file geodatabase format is supported with a 1.) ArcGIS Pro 3.X map file (.mapx) file (pmci_geomorphology.mapx) and individual Pro 3.X layer (.lyrx) files (for each GIS data layer). Upon request, the GIS data is also available in ESRI shapefile format. Contact Stephanie O'Meara (see contact information below) to acquire the GIS data in these GIS data formats. In addition to the GIS data and supporting GIS files, three additional files comprise a GRI digital geologic-GIS dataset or map: 1.) a readme file (calo_geology_gis_readme.pdf), 2.) the GRI ancillary map information document (.pdf) file (calo_geomorphology.pdf) which contains geologic unit descriptions, as well as other ancillary map information and graphics from the source map(s) used by the GRI in the production of the GRI digital geologic-GIS data for the park, and 3.) a user-friendly FAQ PDF version of the metadata (pmci_geomorphology_metadata_faq.pdf). Please read the calo_geology_gis_readme.pdf for information pertaining to the proper extraction of the GIS data and other map files. QGIS software is available for free at: https://www.qgis.org/en/site/. The data were completed as a component of the Geologic Resources Inventory (GRI) program, a National Park Service (NPS) Inventory and Monitoring (I&M) Division funded program that is administered by the NPS Geologic Resources Division (GRD). For a complete listing of GRI products visit the GRI publications webpage: https://www.nps.gov/subjects/geology/geologic-resources-inventory-products.htm. For more information about the Geologic Resources Inventory Program visit the GRI webpage: https://www.nps.gov/subjects/geology/gri.htm. At the bottom of that webpage is a "Contact Us" link if you need additional information. You may also directly contact the program coordinator, Jason Kenworthy (jason_kenworthy@nps.gov). Source geologic maps and data used to complete this GRI digital dataset were provided by the following: East Carolina University. Detailed information concerning the sources used and their contribution the GRI product are listed in the Source Citation section(s) of this metadata record (pmci_geomorphology_metadata.txt or pmci_geomorphology_metadata_faq.pdf). Users of this data are cautioned about the locational accuracy of features within this dataset. Based on the source map scale of 1:10,000 and United States National Map Accuracy Standards features are within (horizontally) 8.5 meters or 27.8 feet of their actual location as presented by this dataset. Users of this data should thus not assume the location of features is exactly where they are portrayed in ArcGIS Pro, QGIS or other software used to display this dataset. All GIS and ancillary tables were produced as per the NPS GRI Geology-GIS Geodatabase Data Model v. 2.3. (available at: https://www.nps.gov/articles/gri-geodatabase-model.htm).

  2. g

    Digital Geomorphic-GIS Map of the Portsmouth to Cricket Island Site, North...

    • gimi9.com
    Updated Mar 27, 2020
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    (2020). Digital Geomorphic-GIS Map of the Portsmouth to Cricket Island Site, North Carolina (1:10,000 scale 2008 mapping) (NPS, GRD, GRI, CALO, PMCI geomorphology digital map) adapted from a East Carolina University unpublished map and digital data by Ames and Ri | gimi9.com [Dataset]. https://gimi9.com/dataset/data-gov_digital-geomorphic-gis-map-of-the-portsmouth-to-cricket-island-site-north-carolina-1-10000/
    Explore at:
    Dataset updated
    Mar 27, 2020
    Area covered
    North Carolina
    Description

    The Digital Geomorphic-GIS Map of the Portsmouth to Cricket Island Site, North Carolina (1:10,000 scale 2008 mapping) is composed of GIS data layers and GIS tables, and is available in the following GRI-supported GIS data formats: 1.) an ESRI file geodatabase (pmci_geomorphology.gdb), and a 2.) Open Geospatial Consortium (OGC) geopackage. The file geodatabase format is supported with a 1.) ArcGIS Pro 3.X map file (.mapx) file (pmci_geomorphology.mapx) and individual Pro 3.X layer (.lyrx) files (for each GIS data layer). Upon request, the GIS data is also available in ESRI shapefile format. Contact Stephanie O'Meara (see contact information below) to acquire the GIS data in these GIS data formats. In addition to the GIS data and supporting GIS files, three additional files comprise a GRI digital geologic-GIS dataset or map: 1.) a readme file (calo_geology_gis_readme.pdf), 2.) the GRI ancillary map information document (.pdf) file (calo_geomorphology.pdf) which contains geologic unit descriptions, as well as other ancillary map information and graphics from the source map(s) used by the GRI in the production of the GRI digital geologic-GIS data for the park, and 3.) a user-friendly FAQ PDF version of the metadata (pmci_geomorphology_metadata_faq.pdf). Please read the calo_geology_gis_readme.pdf for information pertaining to the proper extraction of the GIS data and other map files. QGIS software is available for free at: https://www.qgis.org/en/site/. The data were completed as a component of the Geologic Resources Inventory (GRI) program, a National Park Service (NPS) Inventory and Monitoring (I&M) Division funded program that is administered by the NPS Geologic Resources Division (GRD). For a complete listing of GRI products visit the GRI publications webpage: https://www.nps.gov/subjects/geology/geologic-resources-inventory-products.htm. For more information about the Geologic Resources Inventory Program visit the GRI webpage: https://www.nps.gov/subjects/geology/gri.htm. At the bottom of that webpage is a "Contact Us" link if you need additional information. You may also directly contact the program coordinator, Jason Kenworthy (jason_kenworthy@nps.gov). Source geologic maps and data used to complete this GRI digital dataset were provided by the following: East Carolina University. Detailed information concerning the sources used and their contribution the GRI product are listed in the Source Citation section(s) of this metadata record (pmci_geomorphology_metadata.txt or pmci_geomorphology_metadata_faq.pdf). Users of this data are cautioned about the locational accuracy of features within this dataset. Based on the source map scale of 1:10,000 and United States National Map Accuracy Standards features are within (horizontally) 8.5 meters or 27.8 feet of their actual location as presented by this dataset. Users of this data should thus not assume the location of features is exactly where they are portrayed in ArcGIS Pro, QGIS or other software used to display this dataset. All GIS and ancillary tables were produced as per the NPS GRI Geology-GIS Geodatabase Data Model v. 2.3. (available at: https://www.nps.gov/articles/gri-geodatabase-model.htm).

  3. Coastal Mapping Program of Portsmouth, NH, NH2201-CS-T

    • fisheries.noaa.gov
    • catalog.data.gov
    Updated Jan 1, 2024
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    National Geodetic Survey (2024). Coastal Mapping Program of Portsmouth, NH, NH2201-CS-T [Dataset]. https://www.fisheries.noaa.gov/inport/item/73325
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    pdf - adobe portable document formatAvailable download formats
    Dataset updated
    Jan 1, 2024
    Dataset provided by
    U.S. National Geodetic Survey
    Time period covered
    Oct 24, 2021
    Area covered
    Description

    These data provide an accurate high-resolution shoreline compiled from imagery of Portsmouth, NH . This vector shoreline data is based on an office interpretation of imagery that may be suitable as a geographic information system (GIS) data layer. This metadata describes information for both the line and point shapefiles. The NGS attribution scheme 'Coastal Cartographic Object Attribute Sourc...

  4. a

    Hampton Roads Elevation Certificates (NAVD 88)

    • hub.arcgis.com
    • data.virginia.gov
    • +2more
    Updated Feb 21, 2019
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    HRPDC & HRTPO (2019). Hampton Roads Elevation Certificates (NAVD 88) [Dataset]. https://hub.arcgis.com/maps/ee535bb56cb74530900ba31c071b068b
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    Dataset updated
    Feb 21, 2019
    Dataset authored and provided by
    HRPDC & HRTPO
    Area covered
    Description

    This group includes the following items: 1. Hampton Roads Elevation Certificate Building Footprints: includes only building footprints where final elevation certificates are available, with elevations reported in the vertical datum provided on the elevation certificate (NGVD 29 or NAVD 88). 2. Hampton Roads Elevation Certificate Parcels: includes only parcels where final elevation certificates are available, with elevations reported in the vertical datum provided on the elevation certificate (NGVD 29 or NAVD 88). Where necessary, conversions from NGVD 1929 to NAVD 1988 were completed using the VERTCON (NOAA NGS, 2019). Elevation certificates were collected from the following 12 localities: Chesapeake, Franklin, Gloucester County, Hampton, James City County, Newport News, Norfolk, Portsmouth, Southampton County, Suffolk, Virginia Beach, and York County. Localities included in the current inventory were able to provide digital elevation certificate copies. This inventory is not complete for the region, and elevation certificates will continue to be added to the database when available. The elevation certificate database was developed by HRPDC staff with support from the Center for Geospatial, Science, Education, and Analytics at Old Dominion University (ODU). We would like to acknowledge Manuel Solano (ODU) for his contributions to the Gloucester County and City of Norfolk elevation certificate data development.Building footprints are courtesy the VGIN statewide building footprints layer and locality GIS departments. Building attributes and parcels are courtesy of the Hampton Roads Regional Parcels layer and locality GIS departments. Current flood zones are courtesy of the FEMA National Flood Hazard Layer, with base flood elevations reported in NAVD 1988 where available. A complete list of attribute descriptions is available here. Created 2/8/2019Updated 10/10/2020

  5. c

    Great Britain Historical Database: Digital Boundaries for Registration...

    • datacatalogue.cessda.eu
    Updated Nov 29, 2024
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    Southall, H. R., University of Portsmouth, School of the Environment; Burton, N., University of Portsmouth; Gregory, I., University of London, Queen Mary and Westfield College; Aucott, P., University of Portsmouth (2024). Great Britain Historical Database: Digital Boundaries for Registration Districts of England and Wales, 1851-1911 [Dataset]. http://doi.org/10.5255/UKDA-SN-9032-1
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    Dataset updated
    Nov 29, 2024
    Dataset provided by
    Geography and Geosciences
    Department of Geography
    Authors
    Southall, H. R., University of Portsmouth, School of the Environment; Burton, N., University of Portsmouth; Gregory, I., University of London, Queen Mary and Westfield College; Aucott, P., University of Portsmouth
    Time period covered
    Sep 30, 1994 - Sep 29, 2004
    Area covered
    Wales, England
    Variables measured
    Administrative units (geographical/political), Subnational
    Measurement technique
    Transcription
    Description

    Abstract copyright UK Data Service and data collection copyright owner.


    These digital boundaries were created by the Great Britain Historical GIS Project and form part of the Great Britain Historical Database, which contains a wide range of geographically-located statistics, selected to trace the emergence of the north-south divide in Britain and to provide a synoptic view of the human geography of Britain, generally at sub-county scales.

    They represent the boundaries of Registration Districts in England and Wales as in use at the date of each Census of Population between 1851 and 1911, 1911 being the last census to report extensively on these units.


    Main Topics:

    These digital boundaries can be used to map economic, social and demographic statistics from the Censuses of Population, 1851 to 1911, the Registrar-General's reports from the same period, and other relevant statistical sources. They can also be used as reference maps for these administrative units.

    Note that these Registration Districts were mostly identical to the Poor Law Unions which existed in the same period, but there are significant exceptions, most often where one Registration District was divided into multiple Poor Law Unions. These differences have been recorded by the Great Britain Historical GIS.

    The boundary data contain the same numerical identifiers as are included in the GBHD transcriptions of census and vital registration statistics for Registration Districts, making statistical mapping straightforward.

  6. a

    Easements

    • public-chesva.opendata.arcgis.com
    • data.virginia.gov
    • +2more
    Updated Aug 5, 2014
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    City of Chesapeake, VA (2014). Easements [Dataset]. https://public-chesva.opendata.arcgis.com/datasets/1ee38d3141dd484ca73447db889cc42b
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    Dataset updated
    Aug 5, 2014
    Dataset authored and provided by
    City of Chesapeake, VA
    License

    Attribution-NonCommercial-NoDerivs 4.0 (CC BY-NC-ND 4.0)https://creativecommons.org/licenses/by-nc-nd/4.0/
    License information was derived automatically

    Area covered
    Description

    Easements in Chesapeake, VA. Maintained by Real Estate. Does not contain all utility easements.Type field: 999=Unknown, 500=Access Easement, 510=Common Easement, 520=Drainage Easement, 530=Gas Easement, 540=Ingress/Egress Easement, 550=Maintenance Easement, 580=Phone Easement, 590=Power Easement, 600=Railroad Easement, 610=Roadway Easement, 620=Right of Way, 630=Traffic Easement, 640=Utility Easement, 888=Multiple Easement, 900=Miscellaneous EasementSubType field: 501=Pedestrian, 502=Water Access, 511=Common Area, 512=Common Use, 521=Impoundment, 522=Retention, 524=Mitigation, 525=Public, 526=Private, 527=Permanent, 531=Commonwealth Natural Gas, 532=Colonial Gas, 533=Portsmouth Gas, 534=Pipeline, 541=Non-Ingress/Egress, 503=Non-Access, 551=Ditch Maintenance, 581=AT&T, 582=C&P, 591=VEPCO, 592=VA POWER, 611=Widening, 612=Roadway, 613=Street Light, 621=Dedication, 622=Reservation, 631=Traffic Control, 641=Sanitary Sewer, 642=Sewage Conveyance, 643=Sewage Disposal, 644=Transitional Waterline, 645=Sewer, 646=City of Norfolk Water, 647=City of Portsmouth Water, 648=HRSD, 649=Water and Sewer, 650=Water and Wastewater, 651=waterline, 652=Force Main, 614=Future, 901=Air, 902=Landscape, 903=Wide Tract, 905=Walk, 906=Sign, 907=Bridle Path, 908=Richmond Cedar Works, 909=Cemetery, 911=Dismal Swamp, 912=System, 653=Water

  7. VDOT Speed Limits Map

    • virginiaroads.org
    • data.virginia.gov
    • +2more
    Updated May 22, 2017
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    Virginia Department of Transportation (2017). VDOT Speed Limits Map [Dataset]. https://www.virginiaroads.org/maps/VDOT::vdot-speed-limits-map/about
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    Dataset updated
    May 22, 2017
    Dataset provided by
    Virginia Department Of Transportation
    Authors
    Virginia Department of Transportation
    Area covered
    Description

    This map provides information on speed limits that are posted on state-maintained roadways in Virginia. Cities and towns set their own speed limits and these are not available to show on the map. Zoom in on the map to display the speed limits. Speed limits exist for all roads however; where this information is not available for mapping, they are not displayed. Most roads where speed limits are not shown are either rural, secondary roads (routes numbered 600 or greater) where a statutory 55 mph speed limit typically applies, or subdivision streets where a statutory 25 mph speed limit usually applies. These statutory speed limits are often are not posted on these roads. Click on any roadway to display the speed limit information.

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    Learn how you can add new datasets to our index.

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National Park Service (2024). Digital Geomorphic-GIS Map of the Portsmouth to Cricket Island Site, North Carolina (1:10,000 scale 2008 mapping) (NPS, GRD, GRI, CALO, PMCI_geomorphology digital map) adapted from a East Carolina University unpublished map and digital data by Ames and Riggs (2008) [Dataset]. https://catalog.data.gov/dataset/digital-geomorphic-gis-map-of-the-portsmouth-to-cricket-island-site-north-carolina-1-10000

Digital Geomorphic-GIS Map of the Portsmouth to Cricket Island Site, North Carolina (1:10,000 scale 2008 mapping) (NPS, GRD, GRI, CALO, PMCI_geomorphology digital map) adapted from a East Carolina University unpublished map and digital data by Ames and Riggs (2008)

Explore at:
Dataset updated
Jun 4, 2024
Dataset provided by
National Park Service
Area covered
North Carolina
Description

The Digital Geomorphic-GIS Map of the Portsmouth to Cricket Island Site, North Carolina (1:10,000 scale 2008 mapping) is composed of GIS data layers and GIS tables, and is available in the following GRI-supported GIS data formats: 1.) an ESRI file geodatabase (pmci_geomorphology.gdb), and a 2.) Open Geospatial Consortium (OGC) geopackage. The file geodatabase format is supported with a 1.) ArcGIS Pro 3.X map file (.mapx) file (pmci_geomorphology.mapx) and individual Pro 3.X layer (.lyrx) files (for each GIS data layer). Upon request, the GIS data is also available in ESRI shapefile format. Contact Stephanie O'Meara (see contact information below) to acquire the GIS data in these GIS data formats. In addition to the GIS data and supporting GIS files, three additional files comprise a GRI digital geologic-GIS dataset or map: 1.) a readme file (calo_geology_gis_readme.pdf), 2.) the GRI ancillary map information document (.pdf) file (calo_geomorphology.pdf) which contains geologic unit descriptions, as well as other ancillary map information and graphics from the source map(s) used by the GRI in the production of the GRI digital geologic-GIS data for the park, and 3.) a user-friendly FAQ PDF version of the metadata (pmci_geomorphology_metadata_faq.pdf). Please read the calo_geology_gis_readme.pdf for information pertaining to the proper extraction of the GIS data and other map files. QGIS software is available for free at: https://www.qgis.org/en/site/. The data were completed as a component of the Geologic Resources Inventory (GRI) program, a National Park Service (NPS) Inventory and Monitoring (I&M) Division funded program that is administered by the NPS Geologic Resources Division (GRD). For a complete listing of GRI products visit the GRI publications webpage: https://www.nps.gov/subjects/geology/geologic-resources-inventory-products.htm. For more information about the Geologic Resources Inventory Program visit the GRI webpage: https://www.nps.gov/subjects/geology/gri.htm. At the bottom of that webpage is a "Contact Us" link if you need additional information. You may also directly contact the program coordinator, Jason Kenworthy (jason_kenworthy@nps.gov). Source geologic maps and data used to complete this GRI digital dataset were provided by the following: East Carolina University. Detailed information concerning the sources used and their contribution the GRI product are listed in the Source Citation section(s) of this metadata record (pmci_geomorphology_metadata.txt or pmci_geomorphology_metadata_faq.pdf). Users of this data are cautioned about the locational accuracy of features within this dataset. Based on the source map scale of 1:10,000 and United States National Map Accuracy Standards features are within (horizontally) 8.5 meters or 27.8 feet of their actual location as presented by this dataset. Users of this data should thus not assume the location of features is exactly where they are portrayed in ArcGIS Pro, QGIS or other software used to display this dataset. All GIS and ancillary tables were produced as per the NPS GRI Geology-GIS Geodatabase Data Model v. 2.3. (available at: https://www.nps.gov/articles/gri-geodatabase-model.htm).

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