Michael J. Friedel, Ph.D.
Senior Scientist, Visiting and Adjunct Professor

email: mfriedel@usgs.gov; telephone: 303.236.7790

Projects

Current:

  • Estimating probable amounts of metals in undiscovered deposits
  • Estimating uncertainty in multicomponent reactive transport
  • Estimating uncertainty in predictive debris flow equations
  • Evaluating calibration and prediction methodologies for dual permeable flow and transport in variably saturated media
  • Efficacy of reactive barriers to mitigation mine tailings drainage
  • Hypothesis testing for borehole leakage by inverse methods
  • Inversion of Airborne EM to identify water bearing regions
  • Inverse EM applications for identifying unexploded ordinance
  • Joint inversion of geophysical and groundwater data and models
  • Redistribution of sediment following flooding in Romania
  • Writing 3 chapters for 2nd edition of Unsaturated Zone Hydrology for Scientists and Engineers

Recent (past 5 years):

  • Developed hydrogeologic map of Mauritania, Africa
  • Devised flood warning system for government of Haiti
  • Joint inverse estimation of extreme rainfall in ungauged basins
  • Predicted range of likely fllooding in ungaged basins
  • Predicted change in ecological integrity for Chicago area
  • Coupled surface and and ground water hydrology
  • Development of dual permeability and reactive transport models
  • Inverse esimation of spatial structure using prior information
  • Joint geophysical ground water inversions
  • Optimization of stochastic reservoir operations 
  • Predicting streamflow uncertainty in ungaged basins
  • Reducing predictive uncertainty using coupled information  
  • Stochastic reservoir operational effects on quantity and quality
  • Wildfire-induced flooding and debris flow modeling 

 

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