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    • Aquaculture and Irrigation Water-Use Model (AIWUM) Version 1.1 Estimates and Related Datasets for the Mississippi Alluvial Plain

    Metadata Updated: January 21, 2026

    This data release contains monthly and annual water-use estimates from the Aquaculture and Irrigation Water-Use Model version 1.1 for the Mississippi Alluvial Plain. Aquaculture and irrigation estimates contained in this data release are representative of groundwater withdrawal for six different categories: aquaculture, cotton, corn, rice, soybeans, and all other crops. Contained in this data release are monthly and annual estimates by water-use category and monthly and annual total estimates. Monthly and annual totals are a summation of water use for aquaculture, cotton, corn, rice, soybeans, and all other crops, by month and by year. Also contained in this data release are lands permitted to withdraw groundwater from the Mississippi River Valley Alluvial Aquifer as well as flowmeter data from the Mississippi Department of Environmental Quality. Estimates are provided here in multiple forms: monthly estimates by use, monthly total estimates, annual estimates by use, annual total estimates, and total estimates by water year. All estimates are in units of in cubic meters per square kilometer.

    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 January 11, 2026
    Metadata Updated Date January 21, 2026

    Metadata Source

    Harvested from DOI USGS DCAT-US

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date January 11, 2026
    Metadata Updated Date January 21, 2026
    Publisher U.S. Geological Survey
    Maintainer
    Identifier http://datainventory.doi.gov/id/dataset/USGS_5f0c5b8e82ce21d4c402ee0c
    Data Last Modified 2023-01-17T00:00:00Z
    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
    Datagov Dedupe Retained 20260120174654
    Harvest Object Id 443e0f31-6a4b-40f7-965c-f0fe18611ab0
    Harvest Source Id 2b80d118-ab3a-48ba-bd93-996bbacefac2
    Harvest Source Title DOI USGS DCAT-US
    Metadata Type geospatial
    Old Spatial {"type": "Polygon", "coordinates": -94.114599999998, 31.1912, -94.114599999998, 37.465, -86.7522, 37.465, -86.7522, 31.1912, -94.114599999998, 31.1912}
    Source Datajson Identifier True
    Source Hash 29f380fb6d24a1dd32d99d170fce0a2bad0238a0ab634b90c5fd5b61057fae6f
    Source Schema Version 1.1
    Spatial {"type": "Polygon", "coordinates": -94.114599999998, 31.1912, -94.114599999998, 37.465, -86.7522, 37.465, -86.7522, 31.1912, -94.114599999998, 31.1912}

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