KMap
Dr. Condon's work focuses on the dynamics of hydrologic systems to improve water sustainability and social outcomes. To accomplish this work, Dr.Condon's group utilizes a combination of numerical modeling, complex systems analysis, and high performance computing.

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Courses
  • AGM
    Applied Groundwater Modeling

  • TDHAWWC
    Tools for Data Handling and Analysis in Water, Weather, & Climate

  • EOWH
    Earth: Our Watery Home

Grants
  • Funding agency logo
    Track D: Hidden Water and Extreme Events: HydroGEN, A Physically Rigorous Machine Learning Platform for Hydrologic Scenario Generation

    Principal Investigator (PI)

    2021

    $5.0M
    Active
  • Funding agency logo
    Track D: Hidden Water and Extreme Events: HydroGEN, A Physically Rigorous Machine Learning Platform for Hydrologic Scenario Generation

    Principal Investigator (PI)

    2021

    $2.4M
    Active
  • Funding agency logo
    Advancing Physically Based Hydrologic Simulators and Associated Machine Learning Emulators

    Principal Investigator (PI)

    2021

    $199.0K
    Active
  • Funding agency logo
    INFEWS/T1: Groundwater and The Future of Sustainable Agriculture - Balancing Economic, Energy, and Water Constraints on Food Production

    Principal Investigator (PI)

    2020

    $792.7K
    Active
  • Funding agency logo
    CAREER: The Role of Groundwater Storage in Earth System Dynamics; Research to Improve Understanding of Current Hydrologic Regimes and Future Climate Response

    Principal Investigator (PI)

    2020

    $390.7K
    Active
  • Funding agency logo
    Integrated Coastal Modeling (ICoM)

    Principal Investigator (PI)

    2020

    $299.5K
    Active
  • Funding agency logo
    Development of a Hyper Resolution Integrated Hydrologic Model of the Continental US (CONUS)

    Principal Investigator (PI)

    2019

    $500.0K
    Active
  • Funding agency logo
    Collaborative Research: Framework: Software: NSCI : Computational and Data Innovation Implementing a National Community Hydrologic Modeling Framework for Scientific Discovery

    Principal Investigator (PI)

    2018

    $699.6K
    Active
  • Funding agency logo
    Collaborative Research: Sustainability in the Food-Energy-Water Nexus; Integrated Hydrologic Modeling of Tradeoffs Between Food and Hydropower in Large Scale Chinese and US Basins

    Principal Investigator (PI)

    2018

    $256.9K
    Active
  • Funding agency logo
    NSF Convergence Accelerator - Track D: Hidden Water and Hydrologic Extremes: A Groundwater Data Platform for Machine Learning and Water Management

    Principal Investigator (PI)

    2020

    $1.0M
News
  • HydroGEN Project Awarded $5M to Model National Water Resources Using Machine Learning

    2021

  • Virtual Science Lecture Series to Examine Water's Cosmic Past and Challenging Future

    2021

  • As Groundwater Depletes, Arid American West is Moving East

    2020

  • Two UArizona Researchers Receive $1M Grants to Advance Cyberinfrastructure and Quantum Sensing

    2020

  • Groundwater Pumping Has Significantly Reduced US Stream Flows

    2019

Publications (191)
Recent
  • Exploring the Signal Filtering Properties of Idealized Watersheds Using Spectral Analysis

    2023

  • ParFlow Sand Tank: A tool for groundwater exploration

    2023

  • Toward a Multi‐Representational Approach to Prediction and Understanding, in Support of Discovery in Hydrology

    2023

  • Accelerating the Lagrangian Particle Tracking in Hydrologic Modeling to Continental‐Scale

    2023

  • The Development of a ML-based Estimator to Reconstruct Water Table Depth over the Contiguous US

    2023

  • Towards Interpretable LSTM-based Modelling of Hydrological Systems

    2023

  • Recent advances in integrated hydrologic models: Integration of new domains

    2023

  • A Deep Learning Emulator for a Groundwater Model: Mapping Steady-State Water Table Depth

    2022

  • A hydrological simulation dataset of the Upper Colorado River Basin from 1983 to 2019

    2022

  • Exploring the Impact Of Groundwater Regulation and Surface Water Availability on Groundwater Well and Satellite Measurements during Severe Droughts in Arizona

    2022

  • Local and regional evaluation of a hyper-resolution continental hydrological simulation of West Africa

    2022

  • Towards calibration of physics-based integrated surface-groundwater models using deep-learning based surrogates and simulation based inference

    2022

  • Historical analysis of large reservoir storage resilience and vulnerabilities in CONUS

    2022

  • Accelerating large scale groundwater simulation with machine learning: modeling approaches and science implications for changing systems

    2022

  • Climate warming-driven changes in the cryosphere and their impact on groundwater-surface water interactions in the Heihe River Basin

    2022

  • Implementing Reservoir Operations in ParFlow, a Fully Integrated Physical Hydrology Model

    2022

  • Exploring Connections Between Shallow Groundwater and Evapotranspiration Across the US Using Integrated Hydrologic Models

    2022

  • Lessons Learned Building a National Platform for Physically Rigorous Machine Learning and Hydrologic Simulation Across the US

    2022

  • Using simulation-based inference to determine the parameters of an integrated hydrologic model: a case study from the upper Colorado River basin

    2022

  • What Have We learned from Coupling Terrestrial Hydrology and Earth System Models: A Community Discussion I Oral

    2022

  • Impact of Helicobacter pylori infection on fluid duodenal microbial community structure and microbial metabolic pathways

    2022

  • Enabling AI innovation via data and model sharing: An overview of the NSF Convergence Accelerator Track D

    2022

  • The Estimation of Water Table Depth over the Contiguous US Using Machine Learning Methods

    2022

  • The ParFlow Sandtank: An interactive educational tool making invisible groundwater visible

    2022

  • ResOpsUS, a dataset of historical reservoir operations in the contiguous United States

    2022

  • Towards the Hydrological Interpretability of Long-Short Term Memory Machine Learning Modeling

    2022

  • Developments in continental-scale, integrated hydrologic modeling: ParFlow-CONUS version 2.0

    2022

  • On regional groundwater flow systems in the contiguous US: How far and how deep?

    2022

  • Training machine learning with physics-based simulations to predict 2D soil moisture fields in a changing climate

    2022

  • Accelerating the Lagrangian particle tracking in hydrologic modeling at continental-scale

    2022

  • Combining machine leaning and physics-based modeling to predict the hydrological response to an unprecedented climate

    2021

  • Autonomous Provenance to drive Reproducibility in Computational Hydrology

    2021

  • Can Machine-Learned Summary Statistics Improve Simulation-Based Inference of Uncertain Parameters? A case study in the Upper Colorado River Basin

    2021

  • A Retrospective Analysis of Historical Reservoir Operations and Their Impact on the Streamflow in CONUS

    2021

  • Assessment of the ParFlow–CLM CONUS 1.0 integrated hydrologic model: evaluation of hyper-resolution water balance components across the contiguous United States

    2021

  • Data-driven reservoir storage and release scheme parameterized for all large dams of the United States

    2021

  • Exploring the Impacts of Warming Induced Cryosphere Changes on Watershed Dynamics in the Heihe River Basin

    2021

  • Groundwater response to droughts under climate change in a coastal watershed

    2021

  • Towards A Multi-Representational Approach to Characterizing Hydrological Processes at Large Scales

    2021

  • Presentation by Dr. Laura Condon

    2021

  • Continental-scale water resources simulation with fully data-driven reservoir operations

    2021

  • HydroFrame Infrastructure: Developments in the Software Behind a National Hydrologic Modeling Framework

    2021

  • Continental Hydrologic Intercomparison Project, Phase 1: A Large-Scale Hydrologic Model Comparison Over the Continental United States

    2021

  • Water storage and release policies for all large reservoirs of conterminous United States

    2021

  • A national topographic dataset for hydrological modeling over the contiguous United States

    2021

  • GMD Perspective: the quest to improve the evaluation of groundwater representation in continental to global scale models

    2021

  • Exploring the Role of Nonlinear Dynamics on Low Frequency Extreme Streamflow Events

    2021

  • Sandtank-ML: An Educational Tool at the Interface of Hydrology and Machine Learning. Water 2021, 13, 3328

    2021

  • Continental hydrologic intercomparison project, phase 1: A large‐scale hydrologic model comparison over the continental United States

    2021

  • A Physics-Informed, Machine Learning Emulator of a 2D Surface Water Model: What Temporal Networks and Simulation-Based Inference Can Help Us Learn about Hydrologic Processes

    2021

  • Exploring the Impact Of Groundwater Regulation and Surface Water Availability on Groundwater Levels and Pumping in Arizona

    2021

  • IDEAS-Watersheds FY21 Annual Report for July 1, 2020-June 30, 2021.

    2021

  • Application of 85Kr, 3H, 39Ar, and 14C, noble gas thermometry, and modeling to constrain mountain-front recharge to basin-fill aquifers

    2021

  • hyper-resolution critical zone modeling for continental west Africa to simulate water budgets: first results

    2021

  • A Mountain‐Front Recharge Component Characterization Approach Combining Groundwater Age Distributions, Noble Gas Thermometry, and Fluid and Energy Transport Modeling

    2021

  • An accurate and efficient deep learning emulator for hydrological modeling

    2021

  • Development of a Deep Learning Emulator for a Distributed Groundwater–Surface Water Model: ParFlow-ML

    2021

  • Sandtank-ML: An Educational Resource at the Interface of Hydrology and Machine Learning

    2021

  • Towards a Multi-Representational Approach to Prediction, Understanding, and Discovery in Hydrology

    2021

  • Global groundwater modeling and monitoring: Opportunities and challenges

    2021

  • Knowledge-Guided Machine Learning (KGML) Platform to Predict Integrated Water Cycle and Associated extremes

    2021

  • Sandtank-ML: an educational tool at the interface of hydrology and machine learning

    2021

  • Lessons learned designing the HydroGEN machine learning platform for hydrologic exploration: a story of collaboration between hydrologic scientists, software developers …

    2021

  • Evaluation of groundwater contributions to long-term persistence of land-surface hydrological fluxes in the Upper Colorado River Basin

    2020

  • Assessing the performance of a hyper resolution, integrated hydrology-land surface model across the contiguous United States: Advancing high fidelity estimates of continental …

    2020

  • Evaluating the Sensitivity of Projected Reservoir Reliability to the Choice of Climate Projection: A Case Study of Bull Run Watershed, Portland, Oregon

    2020

  • Cloud software for enabling community-oriented integrated hydrologic modeling

    2020

  • Collaboration for gaming: Partnership between hydrologists, computer scientists, and educators to develop an educational geoscience game

    2020

  • The ParFlow Sand Tank Model: An Educational Resource at the Interface of Hydrology and Computer Science

    2020

  • Evapotranspiration depletes groundwater under warming over the contiguous United States

    2020

  • Identifying Patterns in Long Term Streamflow Variability and Predictability in the Upper Colorado River Basin using a Nonlinear Dynamics Approach

    2020

  • Exploring the Role of Man-made and Natural Storage in the Drought Resilience of Two Semi-arid Catchments

    2020

  • A Retrospective Analysis of Observed US Reservoir Operations: What Actually Happens During a Drought?

    2020

  • Combining environmental tracers and numerical modeling to estimate mountain-front recharge components in the Tucson Basin

    2020

  • HESS Opinions: Improving the evaluation of groundwater representation in continental to global scale models

    2020

  • A Validation and Comparison of Unique, Analytically-derived Hydraulic Conductivity Datasets Using the Upper Colorado River Basin as a Testbed

    2020

  • A Spectral Analysis to Explore Signal Filtering Properties of Watersheds

    2020

  • A Historical Analysis of Surface Water Storage Development and River Bifurcation in the United States

    2020

  • Evaluating the temporal implications of land cover change on watershed hydrology across the continental US with an integrated hydrologic model

    2020

  • Where Is the Bottom of a Watershed?

    2020

  • Scalable Workflow-Driven Hydrologic Analysis in HydroFrame

    2020

  • Evaluating Historical Impacts of Surface Reservoir Storage on Catchment Memory Across the US

    2020

  • Assessment of the ParFlow-CLM CONUS 1.0 integrated hydrologic model: Evaluation of hyper-resolution water balance components across the contiguous United States

    2020

  • Evaluating the sensitivity of projected reservoir reliability to the choice of climate projection: a case study of bull run Watershed, Portland, Oregon

    2020

  • 21st Century flood risk projections at select sites for the US National Park Service

    2020

  • Implications of model resolution and parameterization for modeling water management impacts on land-surface, surface, and subsurface processes

    2020

  • Sensitivity of Simulated Mountain Block Hydrology to Subsurface Conceptualization

    2020

  • A national topographic dataset for hydrological modeling over contiguous United States

    2020

  • Comparison between multiple physical-based hydrologic models in modeling groundwater-surface water interactions in a coastal watershed

    2020

  • Simulating Groundwater-Streamflow Connections in the Upper Colorado River Basin

    2020

  • Hyper-Resolution Continental-Scale 3-D Aquifer Parameterization for Groundwater Modeling

    2020

  • Simulating coupled surface–subsurface flows with ParFlow v3.5.0: capabilities, applications, and ongoing development of an open-source, massively parallel, integrated hydrologic model

    2020

  • Sensitivity of Simulated Mountain-Block Hydrology to Heterogeneous Soil Depth and Recharge

    2019

  • Disentangling age distributions of long-screened production wells for quantifying mountain-block recharge

    2019

  • Improving the software architecture for a continental scale integrated modeling framework for better software productivity: Boundary Conditions, Programming Abstractions, and …

    2019

  • Simulating Coupled Surface-Subsurface Flows with ParFlow v3.5.0: Capabilities, applications, and ongoing developmentof an open-source, massively parallel, integrated hydrologic model

    2019

  • Evaluating the relative importance of precipitation, temperature and land-cover change in the hydrologic response to extreme meteorological drought conditions over the North American High Plains

    2019

  • Using models to evaluate human impacts on groundwater surface water interactions

    2019

  • CHIP-Continental Hydrologic Intercomparison Project: A Conceptual Evaluation Framework for Large-Scale Hydrology Model Comparisons

    2019

  • Exploring source water mixing and transient residence time distributions of outflow and evapotranspiration with an integrated hydrologic model and Lagrangian particle tracking …

    2019

  • PF-CONUS 2.0: Advancing continental-scale integrated hydrologic modeling over North America.

    2019

  • Mountain-Block Recharge: A Review of Current Understanding

    2019

  • Hydrologic Representation Complexity in Land Surface Models Influences GRACE Signal Restoration in Forward Modeling Approaches

    2019

  • The effect of topographic processes on runoff simulation over the continental US

    2019

  • Simulating the sensitivity of evapotranspiration and streamflow to large-scale groundwater depletion

    2019

  • Modified priority flood and global slope enforcement algorithm for topographic processing in physically based hydrologic modeling applications

    2019

  • Understanding GRACE total water storage estimates with integrated hydrologic modeling across the continental United States.

    2019

  • Hydroframe: A Software Framework to enable Continental Scale Hydrologic Simulation

    2019

  • Monitoring turbidity from above: Deploying small unoccupied aerial vehicles to image in‐stream turbidity

    2019

  • Exploring the impacts of topographic representation on large scale hydrologic simulations: a modified algorithm for physically based modeling applications.

    2019

  • Improving Access to Continental-Scale Hydrology Models for Research and Education-A Subsetting Adventure

    2019

  • Evaluating Simulated Groundwater Surface Water Interactions across the Continental US with an Integrated Hydrologic Model (Invited Presentation)

    2019

  • Where is the bottom of the critical zone? Evidence for deep, stacked critical zones from airborne EM and hydrological models in Reynolds Creek CZO

    2019

  • Assessing the impact of lateral groundwater flow on flood risk in the Upper Colorado River Basin

    2019

  • Evaluating the relative importance of precipitation,<? xmltex\break?> temperature and land-cover change in the hydrologic<? xmltex\break?> response to extreme meteorological …

    2019

  • 21st Century Flood Risk Projections at Select Sites for the U.S. National Park Service

    2019

  • Mountain‐block recharge: A review of current understanding

    2019

  • End-to-End Workflow-Driven Hydrologic Analysis for Different User Groups in HydroFrame

    2019

  • Development and applications of a continental-scale integrated groundwater-surface water hydrologic model

    2018

  • Unravelling the impacts of precipitation, temperature and land-cover change for extreme drought over the North American High Plains

    2018

  • Using integrated, continental scale hydrologic simulation to unravel interconnections and feedbacks

    2018

  • Monitoring turbidity from above: Deploying small unoccupied aerial vehicles to image in-stream turbidity

    2018

  • Bridging the gap between numerical solutions of travel time distributions and analytical storage selection functions

    2018

  • Simulating groundwater surface water interactions across the continental US with an integrated hydrologic model

    2018

  • Collaborative Research: Sustainability in the Food-Energy-Water nexus; integrated hydrologic modeling of tradeoffs between food and hydropower in large scale Chinese and US basins

    2018

  • Exploring source water mixing and transient residence time distributions of outflow and evapotranspiration with an integrated hydrologic model and Lagrangian particle tracking approach

    2018

  • Controls on interannual storage changes in a continental scale integrated hydrologic model and comparisons to GRACE

    2018

  • Evaluating groundwater use and sustainability in the California Central Valley: Using remote sensing data to dynamically constrain groundwater extraction rates in an integrated …

    2018

  • Advances in hyper-resolution integrated modeling of the Continental US and applications for transport modeling

    2018

  • Nonstationary extreme value models for assessing flood risk at seasonal and multidecadal time scales in US National Parks

    2018

  • Drones in geoscience research: The sky is the only limit

    2018

  • Applications of GRACE, Models, and Monitoring for Water Resources Assessment I

    2017

  • North American water availability under stress and duress: building understanding from simulations, observations and data products

    2017

  • Systematic shifts in Budyko relationships caused by groundwater storage changes

    2017

  • Using the National Water Model as a hypothesis-testing tool

    2017

  • Bridging Numerical and Analytical Models of Transient Travel Time Distributions: Challenges and Opportunities

    2017

  • Hyper-resolution aquifer map of North America: estimating alluvial aquifer thickness, vertical structure and conductivities

    2017

  • Understanding the Extent and Impacts of Land Use/Land Cover Change on Water Resources II Posters

    2017

  • MaxwellImprintClimateGeology. pdf

    2017

  • Evaluating the Sensitivity of Three Budyko Approaches to Groundwater Sorage Changes Across the Continental US

    2017

  • MaxwellImprintClimateGeologySupplement. pdf

    2017

  • Models, Data, Information and Hypotheses: Towards a More Effective Use of Simulation Models in Hydrology

    2017

  • Improving National Water Modeling: An Intercomparison of two High-Resolution, Continental Scale Models, CONUS-ParFlow and the National Water Model

    2017

  • IDEAS: Software Productivity and Sustainability Improvement Plans

    2017

  • The imprint of climate and geology on the residence times of groundwater

    2016

  • Connections between groundwater flow and transpiration partitioning: using integrated continental-scale simulations at high resolution to diagnose hydrologic process interaction

    2016

  • Towards a high resolution, integrated hydrology model of North America: Diagnosis of feedbacks between groundwater and land energy fluxes at continental scales.

    2016

  • Interactive comment on “Analyzing the impact of groundwater flow and storage changes on Budyko relationships across the continental US” by

    2016

  • Hyper-resolution aquifer map of North America: estimating alluvial aquifer thickness, vertical structure, and conductivities

    2016

  • Connections between residence time distributions and watershed characteristics across the continental US

    2016

  • Assessing the role of groundwater in basin productivity and surface variability from the hillslope to the continental scale

    2016

  • Response to Referee 2

    2016

  • Beyond the water balance: assessing the role of groundwater pumping in the integrated hydrologic cycle

    2016

  • Connections between groundwater flow and transpiration partitioning

    2016

  • The Female in the Society: A Look at the Representation of the Female Body in GIRLS

    2016

  • Analyzing the impact of groundwater flow and storage changes on budyko relationships across the continental US

    2016

  • Quantitative assessment of groundwater controls across major US river basins using a multi-model regression algorithm

    2015

  • Towards a high resolution, integrated hydrology model of North America.

    2015

  • A high-resolution simulation of groundwater and surface water over most of the continental US with the integrated hydrologic model ParFlow v3

    2015

  • Hyper‐resolution global hydrological modelling: what is next? “Everywhere and locally relevant”

    2015

  • The HyperHydro (H^ 2) experiment for comparing different large-scale models at various resolutions

    2015

  • Using integrated models to diagnose scaling of hydrologic processes to the continent.

    2015

  • The role of large-scale water management in natural systems: Connections, interactions and feedbacks

    2015

  • Integrated Hydrology: surface and subsurface flow with complex topography

    2015

  • The impact of groundwater depletions on groundwater surface water interactions and streamflow across the contiguous US

    2015

  • Evaluating the relationship between topography and groundwater using outputs from a continental‐scale integrated hydrology model

    2015

  • A new look at regional groundwater flow using a high-resolution integrated hydrologic model of the Continental US

    2014

  • Simulation of groundwater and surface water over the continental US using a hyperresolution, integrated hydrologic model

    2014

  • The impact of water management on watershed self-organization

    2014

  • Climate change and non-stationary flood risk for the Upper Truckee River Basin

    2014

  • Feedbacks between managed irrigation and water availability: Diagnosing temporal and spatial patterns using an integrated hydrologic model

    2014

  • Groundwater-fed irrigation impacts spatially distributed temporal scaling behavior of the natural system: a spatio-temporal framework for understanding water management impacts

    2014

  • Groundwater and surface water scaling over the continental US using a hyperresolution, integrated hydrologic model.

    2014

  • Characterizing Past and Future Flood Regimes of California's Cosumnes River: A Hydroinformatic Approach

    2014

  • The impact of subsurface conceptualization on land energy fluxes

    2013

  • Why Groundwater Matters: An Innovative Look at Pumping, Irrigation, System Dynamics and Sustainability

    2013

  • Implementation of a linear optimization water allocation algorithm into a fully integrated physical hydrology model

    2013

  • Using integrated modeling to understand feedbacks between groundwater-surface water interactions and water management decision making

    2013

  • Diagnosing scaling behavior of groundwater with a fully-integrated, high resolution hydrologic model simulated over the continental US

    2013

  • Using integrated modeling to understand the role of groundwater-surface water interactions in water management decision making

    2012

  • Impact of subsurface conceptualization on land energy fluxes and regional water budgets, The

    2012

  • Putting the Hydrology Back in Water Resources: Recent Efforts to Improve Representation of Physical Hydrology in Water Resources Planning and Operations Models

    2012

  • INCORPORATING WATER MANAGEMENT INTO A PHYSICALLY-BASED HYDROLOGIC MODEL

    2012

  • Advantages of High Resolution Modeling to Investigate Urbanization Impacts

    2012

  • Large scale, high-resolution simulations of Continental North America with the integrated, parallel, ParFlow hydrologic model.

    2012

  • The impact of subsurface characterization on regional water budgets in an integrated physical hydrology model of the Upper Klamath Basin

    2011

  • Characterization of intermittency and statistical properties of high-resolution rainfall observations across a topographic transect in Northwest Mexico

    2011

  • A Simple Framework for Incorporating Seasonal Streamflow Forecasts into Existing Water Resource Management Practices1

    2010

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