Conference Proceedings and Presentations
- Pham, H. V., Le, P. V., Berli, M. (2020). A data-driven approach to quantifying the correlation between groundwater and wildfire in the United States, American Geophysical Union Fall Meeting. Virtual Poster.
- Pham, H. V. (2020) Utilizing a Large Well-log Dataset in Groundwater Model Development: A Case Study in Baton Rouge, Louisiana. Presented at the USGS Henderson office, Nevada. (Invited).
- Pham, H. V., Le, P. V. V., Bui, L. K., Klenke, J., and Pohlmann, K. F. (2019). Machine Learning Prediction of Groundwater-Induced Land Subsidence: A Case Study for the Pahrump Valley in Nevada. Presented at the AGU Fall Meeting 2019, December 9-13, San Francisco, CA. Poster.
- Pham, H. V., Parashar, R., Sund, N. L. (2019). Fracture Apertures in Lava-flow Aquifers Computed via Flow and Transport Calibration of Discrete Fracture Network Models, UGTA Technical Information Exchange, Las Vegas, Nevada, August 29, 2019. Poster.
- Pham, H. V., Rybarski, S., Pohlmann, K. (2019) Automatic Calibration and Sensitivity Analysis of Complex Groundwater Models: A Case Study for Pahrump Valley, Nevada, MODFLOW and MORE 2019, June 2-5, 2017, Golden, Colorado. Oral.
- Pham, H. V., Le, P. V.V, Klenke, J., and Pohlmann, K. (2019), Using SAR Interferogram to Detect Spatiotemporal Land Deformation in Pahrump Valley, Nevada, Devils Hole Workshop 2019, May 1-3, 2019, Furnace Creek Visitor Center, Death Valley National Park, Nevada. Oral.
- Pham, H. V., Carroll, R., Pohll, G., Allander, K.,and Nadler, C. (2018). Effect of Parameter Uncertainty on Surface Water Depletion Caused by Groundwater Pumping, 2018 American Geophysical Union Fall Meeting, December 10-14, 2018, Washington, D.C., USA. Poster.
- Le, P. V. V., Pham, H. V., Pham, C. V., and Tran, A. P. (2018). Land loss and its impacts on agricultural production in the Vietnamese Mekong Delta under climate change. 2018 American Geophysical Union Fall Meeting, December 10-14, 2018, Washington, D.C., USA. Poster.
- Pham, H. V., Carroll, R., and Pohll, G. (2018). Potential Depletion of Surface Water by Groundwater Pumping in the South Lake Tahoe, Nevada. 2018 Nevada Water Resources Association Fall Symposium, September 25-26, 2018, Reno, Nevada. Oral.
- Pham, H. V. (2018). Data-driven 3D DFN model development for simulating fracture flow in Pahute Mesa, Nevada National Security Site, the Division of Hydrologic Sciences Colloquium, Desert Research Institute. Oral. (Invited).
- Pham, H. V., Parashar, R., Sund, N. L., and Pohlmann, K. (2018). Data-driven 3D DFN model development for simulating fracture flow in Pahute Mesa, Nevada National Security Site. Presentation presented at the 2018 Devils Hole Workshop, Beatty, Nevada. Oral.
- Pham, H. V., R. Parashar, N. Sund and K. Pohlmann (2017). Three-dimensional DFN Model Development and Calibration: A Case Study for Pahute Mesa, Nevada National Security Site, H53B Advances in Hydrological Characterization of Flow and Transport in Fractured Media: Numerical and Experimental Observations III Posters, 2017 American Geophysical Union Fall Meeting, New Orleans, LA, 11-15 December 2017. Poster.
- Pham, H. V., F. T.-C. Tsai, and K. Pohlmann (2017). Grid Generation and Model Calibration for Complex Fluvial Aquifer System Including Geological Faults, MODFLOW and MORE 2017, Golden, Colorado, May 21-24, 2017. Poster. One figure was selected as the front page of the proceedings. PDF
- Pham, H. V., R. Parashar, N. Sund and K. Pohlmann (2016). Transport Behavior in Fractured Rock under Conceptual and Parametric Uncertainty, H11A: Advances in Sensitivity and Uncertainty Analysis of Earth and Environmental Systems Models II Posters, 2016 American Geophysical Union Fall Meeting, San Francisco, CA, 12-16 December 2016. Poster.
- Tsai, F. T. -C and Pham, H. V., (2016). Data-Driven Groundwater Model Development: A Case Study in Baton Rouge, Louisiana, H31C: Characterization and Sustainable Management of Groundwater Systems through the Integration of Data and Tools Across Spatial and Temporal Scales III Posters , 2016 American Geophysical Union Fall Meeting, San Francisco, CA, 12-16 December 2016. Poster.
- Pham, H. V. and F. T. -C. Tsai (2016). High-resolution Groundwater Model Development using Supercomputer. Data Flow: Grand Challenges in Water Systems Modeling, Data Management, and Integration, Baton Rouge, Louisiana, May 9 & 10, 2016. Oral.
- Pham, H. V. and F. T. -C. Tsai (2016). Baton Rouge Groundwater Model Development. Tenth Annual Louisiana Groundwater & Water Resources Symposia, Baton Rouge, Louisiana, March 24 & 25, 2016. Oral.
- Pham, H. V. and F. T. -C. Tsai (2015). Robust Bayesian Experimental Design for Conceptual Model Discrimination, Session: Concepts and Practice of Model Verification, Validation, and Uncertainty Quantification in Computational Geosciences I Posters, 2015 American Geophysical Union Fall Meeting, San Francisco, CA, 14-18 December 2015. Poster.
- Pham, H. V. and F. T. -C. Tsai (2015). Optimal Groundwater Observation Network Design for Model Discrimination under Conceptual Model Uncertainty: Case Study for Baton Rouge Aquifer System, Louisiana. Ninth Annual Louisiana Groundwater & Water Resources Symposia, Baton Rouge, Louisiana, April 16, 2015. Oral.
- Pham, H. V. and F. T.-C. Tsai (2015). Design of Groundwater Observation Networks for Model Discrimination using Information Theory and Bayesian Model Averaging, 4th Annual Graduate Student Research Conference, Baton Rouge, LA, March 27, 2015. Poster.
- Chitsazan, N., H. V. Pham and F. T. -C. Tsai (2014). A Bayesian Chance-Constrained Method for Hydraulic Barrier Design Under Model Structure Uncertainty, H107-2156 Abstract, 2014 American Geophysical Union Fall Meeting, San Francisco, CA, 14-19 December 2014. Poster.
- Pham, H. V. and F. T. -C. Tsai (2014). Optimal Observation Network Design for Model Discrimination using Information Theory and Bayesian Model Averaging, H107-2156 Abstract, 2014 American Geophysical Union Fall Meeting, San Francisco, CA, 14-19 December 2014. Oral.
- Pham, H. V. and F. T. -C. Tsai (2014). Converting Baton Rouge Hydrostratigraphic Architecture to Groundwater Model Grid, Eighth Annual Louisiana Groundwater & Water Resources Symposia, Baton Rouge, Louisiana, April 18, 2014. Oral.
- Pham, H. V. and F. T.-C. Tsai (2014). Experimental Design to Discriminate Groundwater Models under the Bayesian Model Averaging Paradigm, 3rd Annual Graduate Student Research Conference, Baton Rouge, LA, March 21, 2014. Poster.
- Tsai, F. T. -C and H. V. Pham (2013). Monitoring Network Design for Discriminating and Reducing Models in Bayesian Model Averaging Paradigm, H21H-1156 Abstract, 2013 American Geophysical Union Fall Meeting, San Francisco, CA, 9-13 December 2013. Poster.
- Pham, H. V. and F. T. -C. Tsai (2013). Conversion of Highly Complex Faulted Hydrostratigraphic Architectures into MODFLOW Grid for Groundwater Modeling, H51G-1276 Abstract, 2013 American Geophysical Union Fall Meeting, San Francisco, CA, 9-13 December 2013. Poster.
- Pham, H. V., A. S. Elshall, F. T.-C. Tsai and L. Yan (2013). Parallel Covariance Matrix AdaptationEvolution Strategy for Modeling of Complex Groundwater Systems, 2nd Annual High Performance Computing User Symposium, Baton Rouge, LA, June 12-13, 2013. Poster.
- Pham, H. V. and F. T. -C. Tsai (2013). Development of Groundwater Model for the "1,200-foot", "1,500- foot", and "1,700-foot" Sands of the Baton Rouge Area, Southeastern Louisiana, Seventh Annual Louisiana Groundwater & Water Resources Symposia, Baton Rouge, Louisiana, January 8, 2013. Oral.
- Pham, H. V., A. S. Elshall, F. T.-C. Tsai and L. Yan (2012). Local Derivative-Free Parallel Computing Method for Solving the Inverse Problem in Groundwater Modeling, H21A-1164 Abstract, 2012 American Geophysical Union Fall Meeting, San Francisco, CA, 3-7 December 2012. Poster.
- Pham, H. V. and S. I. Lee (2011). Impacts of Sea-Level Rise on Sea Water Intrusion in Nam Dinh Coastal Aquifers, Vietnam, Proceeding of the 1st International Conference on Green Environmental Technology 2011, Busan, Korea, 21 - 24 August, 2011. Poster.
Presentations as a co-author
- Parashar, R., Pham, H. V., and Sund, N. L. (2019). Determination of Fracture Apertures via Calibration of Discrete Fracture Network Models. Presented at the AGU Fall Meeting 2019, December 9-13, San Francisco, CA.
- Parashar, R., Pham, H. V., Sund, N. L. (2019). Constraining Aperture Values by Calibrating a Discrete Fracture Network Model to Tracer Test Data, dfnWorkShop, September 23-25, 2019, Santa Fe, New Mexico.
- Hershey, R. L., Parashar, R., Pham, H. V., Lyles, B. F., Cooper, C. A., Heintz, K. M. (2019). Evaluation of Timber Mountain Recharge and Groundwater Flow in Relation to Pahute Mesa Groundwater Flow, UGTA Technical Information Exchange, Las Vegas, Nevada, August 29, 2019.
- Parashar, R., Pham, H. V., Reeves, D. M. (2019). Impact of Regional Stress on Large-scale Flow Path Configurations in Western Pahute Mesa, UGTA Technical Information Exchange, Las Vegas, Nevada, August 29, 2019.
- Sund, N. L., Parashar, R., Pham, H. V. (2019). Upscaling of Transport in Fracture Networks via Random Walk Based Methods, UGTA Technical Information Exchange, Las Vegas, Nevada, August 29, 2019.
- Rybarski, S., Klenke, J., Pham, H. V., Pohlmann, K., and Smith, D. (2019), Updated Modeling Assessment of Groundwater Resources in Pahrump Valley, Nevada, Devils Hole Workshop 2019, May 1-3, 2019, Furnace Creek Visitor Center, Death Valley National Park, Nevada.
- Reeves, D. M., Pham, H. V., Parashar, R., and Sund, N. L. (2018). Defining Network Connectivity in Complex, Three-Dimensional Fracture Networks, 2018 GSA Annual Meeting in Indianapolis, November 4-7, 2018, Indiana, USA.
- Reeves D. M., Parashar, R., Pham, H. V., and Sund, N. (2018). Network Connectivity in Complex, ThreeDimensional Fracture Networks, MS 2.03: Challenges in flow and transport simulations in poro-fractured media: numerical methods and modeling, InterPore 10th Annual Meeting and Jubilee, May 14 { 17 2018, New Orleans, USA.
- Reeves D. M., R. Parashar and H. V. Pham (2018). Investigating Fault Interconnectivity and Stress Controls on Regional-Scale Fluid Flow at Pahute Mesa, Nevada National Security Site, 2018 GSA NorthCentral Section- 52nd Annual Meeting.
- Nguyen T. T., H. V. Pham, M. Bachmann, C. Tague, J. Adam (2017) Soil and geologic controls on recharge and groundwater flow response to climate perturbation: A case study of the Yakima River Basin, H042: Diagnostics, Sensitivity, and Uncertainty Analysis of Earth and Environmental Models, 2017 American Geophysical Union Fall Meeting, New Orleans, LA, 11-15 December 2017.
- Nguyen T. T., H. V. Pham, and J. Adam (2017) Soil and geologic controls on recharge and groundwater flow response to climate change: A case study of the Yakima River Basin, MODFLOW and MORE 2017, Golden, Colorado, May 21-24, 2017.
- Tsai, F. T. -C and Pham, H. V., (2017). Construction of Groundwater Systems with Very Large Well Log Dataset, 2017 World Environmental & Water Resources Congress, Sacramento, California, May 21-25, 2017.
- Yin J., Tsai, F. T.-C., and Pham, H. V. (2017). Multi-Objective Groundwater Management to Mitigate Saltwater Intrusion in the Baton Rouge Aquifer System, Southeast Louisiana. 11th Annual Louisiana Groundwater & Water Resources Symposia, Baton Rouge, Louisiana, April 11-12, 2017.
- Sund N., R. Parashar and H. V. Pham (2016). Particle Decision Making Processes in Fractured Media: The Battle Between Models, H41F Multiscale and Hybrid Methods for Flow and Transport in Porous Media II Posters, 2016 American Geophysical Union Fall Meeting, San Francisco, CA, 12-16 December 2016.
- Tsai, F. T. -C and H. V. Pham (2015). Conjunctive Management of Multi-Aquifer System for Saltwater Intrusion Mitigation, Section: Water Resources Management and Policy in a Changing World IV, 2015 American Geophysical Union Fall Meeting, San Francisco, CA, 14-18 December 2015.
- Tsai F. T. -C., Pham, H. V., and Chitsazan, N. (2015). Chance-constrained hydraulic barrier design to protect pumping wells from saltwater intrusion, 2015 World Environmental & Water Resources Congress, Austin, Texas, May 17-21, 2015.
- Chitsazan, N., H. V. Pham, F. T. -C. Tsai and J. S. Hanor (2013). Salinization Simulation for the "1,200-1,500-1,700-foot" Sands of the Baton Rouge Area, Southeastern Louisiana, 63rd Annual Convention of Gulf Coast Association of Geological Societies, New Orleans, LA, October 6-8, 2013.
- Tsai F. T. -C., A. Mani, H. V. Pham, E. Beigi, A. S. Elshall and N. Chitsazan (2013). Characterization of Siliciclastic Aquifer-fault System for Southeastern Louisiana, 2013 World Environmental & Water Resources Congress, Cincinnati, Ohio, May 19-22, 2013.
- Pham, H. V., A. S. Elshall, F. T.-C. Tsai and L. Yan (2013). Parallel Inverse Groundwater Modeling Using CMA-ES, 2013 World Environmental & Water Resources Congress, Cincinnati, Ohio, May 19-22, 2013.