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    • S&T Project 1845:Data and Code

    Metadata Updated: January 16, 2026

    Content: - /ccpa: contains the Climatologically Calibrated Precipitation Analysis, which is used as precipitation observations; the relevant file is 'precip_06h_CCPA_2p5km_LCB_NaN_eq_zero_huc8.nc', which is a netcdf file containing 6-hourly precipitation data from 2002 to 2017 aggregated to the HUC8 study region 15030104. - /precip_forecasts/new: contains the final calibrated GEFS daily precipitation forecast ensemble (see https://github.com/mscheuerer/PrecipitationFields for more details on the method), also aggregated to HUC8 15030104. - /scripts: contains matlab script 'yuma_analysis_for_github.m' that reads and processes the gage data and calculates loss-gain time series; also creates most figures shown in the report - /streamflow_data: contains the gage data used and described in the report: water orders, actual releases from Imperial Dam, arrivals at Imperial Dam, and diversions in between - data_20030101-20171231.csv: aggregate data file (produced by 'yuma_analysis_for_github.m') with all gaged flow data, the loss-gain time series (with and without backwater correction) and precipitation observations

    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 16, 2026
    Metadata Updated Date January 16, 2026
    Data Update Frequency irregular

    Metadata Source

    Harvested from doi-usbr-dcat-us

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date January 16, 2026
    Metadata Updated Date January 16, 2026
    Publisher Bureau of Reclamation
    Maintainer
    Identifier https://datainventory.usbr.gov/rise/item/11491
    Data Last Modified 2022-01-12T22:14:38Z
    Public Access Level public
    Data Update Frequency irregular
    Bureau Code 010:10
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Metadata Catalog ID https://ddi.doi.gov/usbr-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 97954fe1-113c-4334-8382-41d50766a158
    Harvest Source Id 2e071c0c-5baa-4285-842a-b0a5711bf75d
    Harvest Source Title doi-usbr-dcat-us
    Homepage URL https://data.usbr.gov/catalog/4633/item/11491
    Old Spatial {"type":"Polygon","coordinates":-114.76131,33.45208,-114.58552,33.95141,-114.41783,34.17209,-114.15808,34.28866,-114.34091,33.94226,-114.49067,33.49048,-114.34838,32.97061,-114.55725,32.59585,-114.75134,32.58351,-114.76131,33.45208}
    Source Datajson Identifier True
    Source Hash 5c25988b1ccd83d93ef099f11d2f3be477ad387bb3ed9b5dce02f5b79450f960
    Source Schema Version 1.1
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