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  • A Conjunctive Use Model for the Tule Groundwater Sub-Basin Area in the Southern-Eastern San Joaquin Valley, California

    A Conjunctive Use Model for the Tule Groundwater Sub-Basin Area in the Southern-Eastern San Joaquin Valley, California

    U.S. Bureau of Reclamation (USBR) | February 4, 2003...
    Summary

    The Tule groundwater sub-basin is an agriculturally-intensive area located in the eastern-central part of the southern San Joaquin Valley, California. Urban and agricultural...

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  • A Guide for Using the Transient Ground-Water Flow Model of the Death Valley Regional Ground-Water Flow System, Nevada and California

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    A Guide for Using the Transient Ground-Water Flow Model of the Death Valley Regional Ground-Water Flow System, Nevada and California

    U.S. Geological Survey (USGS), U.S. Department of Energy Office of Environmental Management | November 4, 2006...
    Summary

    This report is a guide for executing numerical simulations with the transient ground-water flow model of the Death Valley regional ground-water flow system,...

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  • A hybrid machine learning model to predict and visualize nitrate concentration throughout the Central Valley aquifer, California, USA

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    A hybrid machine learning model to predict and visualize nitrate concentration throughout the Central Valley aquifer, California, USA

    Science of the Total Environment | June 9, 2017...
    Summary

    Intense demand forwater in the Central Valley of California and related increases in groundwater nitrate concentration threaten the sustainability of the groundwater resource....

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  • A Simulation-Optimization Model for Water-Resources Management, Santa Barbara, California

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    A Simulation-Optimization Model for Water-Resources Management, Santa Barbara, California

    U.S. Geological Survey (USGS) | September 1, 1998...
    Summary

    A simulation-optimization model has been developed for the optimal management of the city of Santa Barbara's water resources during a drought. The model,...

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  • A study of methods to estimate debris flow velocity

    A study of methods to estimate debris flow velocity

    Landslides, Springer | September 16, 2019...
    Summary

    Debris flow velocities are commonly back-calculated from superelevation events which require subjective estimates of radii of curvature of bends in the debris flow...

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  • Agricultural Irrigation in This Drought: Where is the Water and Where Is It Going?

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    Agricultural Irrigation in This Drought: Where is the Water and Where Is It Going?

    University of California Giannini Foundation of Agricultural Economics | May 14, 2015...
    Summary

    In the midst of its fourth year of drought, California now faces an estimated reduction in surface-water availability of 8.8 million acre-feet (maf)...

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  • An overview of multi-dimensional models of the Sacramento-San Joaquin Delta

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    An overview of multi-dimensional models of the Sacramento-San Joaquin Delta

    San Francisco Estuary and Watershed Science | December 1, 2016...
    Summary

    Over the past fifteen years, the development and application of models in San Francisco Bay and the Sacramento-San Joaquin Delta has transformed our...

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  • An Update of the Death Valley Regional Groundwater Flow System Transient Model, Nevada and California

    An Update of the Death Valley Regional Groundwater Flow System Transient Model, Nevada and California

    U.S. Geological Survey (USGS) | October 31, 2016...
    Summary

    The U.S. Geological Survey (USGS) has revised the regional-scale Death Valley regional groundwater flow system (DVRFS) numerical model with new data and interpretations...

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  • Analysis and simulation of regional subsidence accompanying groundwater abstraction and compaction of susceptible aquifer systems in the USA

    Analysis and simulation of regional subsidence accompanying groundwater abstraction and compaction of susceptible aquifer systems in the USA

    Boletín de la Sociedad Geológica Mexicana | January 17, 2013...
    Summary

    Regional aquifer-system compaction and land subsidence accompanying groundwater abstraction in susceptible aquifer systems in the USA is a challenge for managing groundwater resources...

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  • Analysis of Groundwater Basin Yield, Upper Santa Clara River Groundwater Basin, East Subbasin, Los Angeles County, California

    Analysis of Groundwater Basin Yield, Upper Santa Clara River Groundwater Basin, East Subbasin, Los Angeles County, California

    Castaic Lake Water Agency, Newhall County Water District, Santa Clarita Water | August 15, 2005...
    Summary

    This report presents an evaluation of the long-term sustainability of existing groundwater management practices in the Santa Clarita Valley, located in northwestern Los Angeles County,...

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