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    • Regional Monitoring of Acidic Lakes and Streams

    Metadata Updated: December 4, 2020

    This asset provides data on the acid-base status of lakes and streams. Key chemical indicators measured include: sulfate, nitrate, ammonium, chloride, Acid Neutralizing Capacity (ANC), pH, base cations, dissolved organic carbon (DOC), total aluminum. TIME and LTM are part of EPA's Environmental Monitoring and Assessment Program (EMAP). Long-term monitoring of the acid-base status (pH, ANC, SO4, NO3, NH4, DOC, base cations, Al) in lakes and streams. Monitoring is conducted in acid sensitive regions of the Eastern U.S.

    Access & Use Information

    Public: This dataset is intended for public access and use. License: See this page for license information.

    Downloads & Resources

    References

    https://edg.epa.gov/metadata/rest/document?id=%7B7B915AF6-A68A-487B-89D9-D6D89567A36C%7D
    https://edg.epa.gov/metadata/catalog/search/resource/details.page?uuid=%7B7B915AF6-A68A-487B-89D9-D6D89567A36C%7D

    Dates

    Metadata Created Date December 4, 2020
    Metadata Updated Date December 4, 2020
    Data Update Frequency irregular

    Metadata Source

    Harvested from OAR-OAP Non-Geo Records

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date December 4, 2020
    Metadata Updated Date December 4, 2020
    Publisher U.S. EPA Office of Air and Radiation (OAR) - Office of Atmospheric Programs (OAP)
    Maintainer
    Identifier 7B915AF6-A68A-487B-89D9-D6D89567A36C
    Data First Published 2014-01-01
    Data Last Modified 2020-04-16
    Public Access Level public
    Data Update Frequency irregular
    Bureau Code 020:00
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Metadata Catalog ID https://edg.epa.gov/data/Public/OAR/OAP/metadata/OAR-OAP.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 5a48e0f0-5ad4-4ae2-9cc6-3f1dfb070152
    Harvest Source Id 7e6bdd95-d59f-4965-9435-992cbbb90c83
    Harvest Source Title OAR-OAP Non-Geo Records
    License https://edg.epa.gov/EPA_Data_License.htm
    Program Code 020:072
    Related Documents https://edg.epa.gov/metadata/rest/document?id=%7B7B915AF6-A68A-487B-89D9-D6D89567A36C%7D, https://edg.epa.gov/metadata/catalog/search/resource/details.page?uuid=%7B7B915AF6-A68A-487B-89D9-D6D89567A36C%7D
    Source Datajson Identifier True
    Source Hash 145376efa850eae52162a43f0b70e9568143c3cb
    Source Schema Version 1.1
    Spatial -180.0,18.0,-66.0,72.0

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