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    • Data and code from: Extending irrigation reservoir histories for improved groundwater modeling and conjunctive water management in two Arkansas critical groundwater areas

    Metadata Updated: December 2, 2025

    This dataset contains all data and code required to reproduce the time-to-event analysis in the associated manuscript. More detail is found in the associated README.md file.

    Contents of repository

    • Yaeger_ReservoirDataset_Oct2022.csv: comma-separated data file with reservoir characteristics, construction times, and water table depths and percent saturation at 5-year intervals from 1975-2015.
    • CGA_reservoir_analysis.Rmd: RMarkdown notebook with all code required to reproduce the time-to-event analysis in the manuscript and generate the associated plots.
    • CGA_reservoir_analysis.html: HTML file rendered from the .Rmd notebook.
    • README.md: additional details, including column descriptions from the CSV file.

    Software versions used

    R version 4.1.2 (https://cran.r-project.org/bin/windows/base/old/4.1.2)

    R packages:

    Access & Use Information

    Public: This dataset is intended for public access and use. License: us-pd

    Downloads & Resources

    Dates

    Metadata Created Date March 30, 2024
    Metadata Updated Date December 2, 2025
    Data Update Frequency irregular

    Metadata Source

    Harvested from USDA JSON

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date March 30, 2024
    Metadata Updated Date December 2, 2025
    Publisher Agricultural Research Service
    Maintainer
    Identifier 10.15482/USDA.ADC/24659127.v1
    Data Last Modified 2025-11-21
    Public Access Level public
    Data Update Frequency irregular
    Bureau Code 005:18
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    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 ca5d5192-f3a8-4f58-84ff-67fb5ef8ab15
    Harvest Source Id d3fafa34-0cb9-48f1-ab1d-5b5fdc783806
    Harvest Source Title USDA JSON
    License https://www.usa.gov/publicdomain/label/1.0/
    Old Spatial {"type": "Polygon", "coordinates": -92.08584893, 34.05883035, -90.71163961, 34.05883035, -90.71163961, 35.94604415, -92.08584893, 35.94604415, -92.08584893, 34.05883035}
    Program Code 005:040
    Source Datajson Identifier True
    Source Hash 3ec2e6bba8cd689c7889daea7a11dec700d6d43d7a746ade674225cc3838eb45
    Source Schema Version 1.1
    Spatial {"type": "Polygon", "coordinates": -92.08584893, 34.05883035, -90.71163961, 34.05883035, -90.71163961, 35.94604415, -92.08584893, 35.94604415, -92.08584893, 34.05883035}
    Temporal 1975-01-01/2015-12-31

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