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    • Helicopter electromagnetic and magnetic survey data and maps, northern Bexar County, Texas

    Metadata Updated: October 30, 2025

    Flight-line data release for a helicopter electromagnetic (HEM) and magnetic geophysical survey flown in early December 2003, in Northern Bexar County, Texas. The U.S. Geological Survey (USGS) contracted the survey to Fugro Airborne of Toronto, Canada. Data include coordinates in UTM zone 14 meters, longitude and latitude WGS84, and latitude and longitude (degrees, minutes, and decimal seconds) NAD27.

    Access & Use Information

    Public: This dataset is intended for public access and use. License: No license information was provided. If this work was prepared by an officer or employee of the United States government as part of that person's official duties it is considered a U.S. Government Work.

    Downloads & Resources

    Dates

    Metadata Created Date September 13, 2025
    Metadata Updated Date October 30, 2025

    Metadata Source

    Harvested from DOI USGS DCAT-US

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date September 13, 2025
    Metadata Updated Date October 30, 2025
    Publisher U.S. Geological Survey
    Maintainer
    Identifier http://datainventory.doi.gov/id/dataset/usgs-7f841074-dc2e-4e33-a666-eb13b2df9f40
    Data Last Modified 2020-11-10T00:00:00Z
    Category geospatial
    Public Access Level public
    Bureau Code 010:12
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Metadata Catalog ID https://ddi.doi.gov/usgs-data.json
    Schema Version https://project-open-data.cio.gov/v1.1/schema
    Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
    Harvest Object Id 0d97dc86-3c7d-4ea0-aa42-ce2af9aa127e
    Harvest Source Id 2b80d118-ab3a-48ba-bd93-996bbacefac2
    Harvest Source Title DOI USGS DCAT-US
    Metadata Type geospatial
    Old Spatial -98.805611, 29.110394, -98.119263, 29.760637
    Source Datajson Identifier True
    Source Hash 93163eda6ff02048193b1ea9b28284b43162d85b1e7ffde321eee9d32ae3cb1b
    Source Schema Version 1.1
    Spatial {"type": "Polygon", "coordinates": -98.805611, 29.110394, -98.805611, 29.760637, -98.119263, 29.760637, -98.119263, 29.110394, -98.805611, 29.110394}

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