Edward Mehnert

Edward Mehnert, PhD
Hydrogeology and Geophysics
217-244-2785 (Fax)
  • B.S. Civil Engineering, Oklahoma State University, Stillwater, OK, 1982 
  • M.S. Civil Engineering, University of Notre Dame, Notre Dame, IN, 1984 
  • Ph.D. Civil Engineering (Hydrosystems), University of Illinois, Urbana-Champaign, IL, 1998 
Research Interests: 
  • Aquifer characterization
  • Groundwater contamination by agricultural chemicals
  • Numerical modeling of groundwater flow and solute transport
  • Groundwater monitoring
Current Research Projects: 
Selected Publications: 

Mehnert, E., J. Damico, S. Frailey, H. Leetaru, Y.-F. Lin, R. Okwen, N. Adams, B. Storsved, A. Valocchi, 2013.Development of a basin-scale model for CO2 sequestration in the basal sandstone reservoir of the Illinois Basin—issues, approach and preliminary results. Energy Procedia 37: 3850-3858


Mehnert, E. and R.T. Okwen, 2013. Near-Well Pressure Distribution of CO2-Injection in a Partially Penetrating Well, Proceedings of the TOUGH Symposium 2012, Lawrence Berkeley National Laboratory, Berkeley California, September 17-19, 2012.


Mehnert E. and P.H. Weberling, 2014. Groundwater Salinity within the Mt. Simon Sandstone in Illinois and Indiana, Illinois State Geological Survey Circular 582, 19 p. + appendix

Goswami, D., P.K. Kalita, and E. Mehnert, 2010. Modeling and Simulation of Baseflow to Drainage Ditches During Low-flow Periods, Water Resources Management, 24(1): 173-191DOI 10.1007/s11269-009-9443-0

Goswami, D., P.K. Kalita and E. Mehnert, 2010. Estimation of watershed-scale hydraulic conductivity for two watershed sites using GFLOW. International Commission of Agricultural and Biosystems Engineering ejournal 12(2): 7-13.

Mehnert, E., 2010. Groundwater flow modeling as a tool to understand watershed geology: Blackberry Creek watershed, Kane and Kendall Counties, Illinois, Illinois State Geological Survey Circular 576, 24 p.

Zhou, Q., J.T. Birkholzer, E. Mehnert, Y.-F. Lin, and K. Zhang, 2010. Modeling Basin- and Plume-Scale Processes of CO2 Storage for Full-Scale Deployment, Ground Water, 48(4): 494-514 [published online Dec 2009]

Berger, P.M., W.R. Roy, and E. Mehnert, 2009. Geochemical Modeling of Carbon Sequestration, MMV, and EOR in the Illinois Basin. Energy Procedia/ GHGT9 Procedia. J. Gale, H. Herzog and J. Braitsch. Washington, DC. 1: 3437-3444.

Leetaru, H.E., S.M. Frailey, J. Damico, E. Mehnert, J. Birkholzer, Q. Zhou, and P.D. Jordan, 2009. Understanding CO2 Plume Behavior and Basin-Scale Pressure Changes during Sequestration Projects through the use of Reservoir Fluid Modeling. Energy Procedia/ GHGT9 Procedia. J. Gale, H. Herzog, and J. Braitsch. Washington, DC. 1: 1799-1806.

Mehnert, E., H.-H. Hwang, T.M. Johnson, R.A. Sanford, W.C. Beaumont, and T.R. Holm, 2007. Denitrification in the shallow ground water of a tile-drained, agricultural watershed, Journal of Environmental Quality 36 (1): 80-90 (doi:10.2134/jeq2006.0096)

Sahoo, G.B., C. Ray, E. Mehnert, and D.A. Keefer, 2006. Application of artificial neural networks to assess pesticide contamination in shallow groundwater, Science of the Total Environment 367(1): 234-251.

Leetaru, H.E., D.G. Morse, R. Bauer, S. Frailey, D. Keefer, D. Kolata, C. Korose, E. Mehnert, S. Rittenhouse, J. Drahovzal, S. Fisher, and J. McBride, 2005. Saline reservoirs as a sequestration target, in An Assessment of Geological Carbon Sequestration Options in the Illinois Basin, Final Report for U.S. DOE Contract: DE-FC26-03NT41994, Principal Investigator: Robert Finley, p. 253-324

Mehnert, E., W.S. Dey, D.A. Keefer, H.A. Wehrmann, S.D. Wilson, and C. Ray, 2005. Illinois Statewide Monitoring Well Network for Pesticides in Shallow Groundwater—Network Development and Initial Sampling Results, Illinois State Geological Survey and Illinois State Water Survey Cooperative Groundwater Report 20, 64 p.

Mehnert, E., W.S. Dey, H.-H. Hwang, D.A. Keefer, T.R. Holm, T.M. Johnson, W.C. Beaumont, M.C.F. Wander, R.A. Sanford, J.M. McDonald, and S.M. Shiffer, 2005. Mass balance of nitrogen and phosphorus in an agricultural watershed: The shallow groundwater component. Champaign, IL, Illinois State Geological Survey Open-File Series Report 2005-3, 121 p.

Mehnert, E., D.A. Keefer, W.S. Dey, H.A. Wehrmann, S.D. Wilson, and C. Ray, 2005. Aquifer sensitivity to pesticide leaching: testing a soils and hydrogeologic index method, Ground Water Monitoring and Remediation, Vol. 25, no. 4 (Fall 2005), 60-67.

Panno, S.V., K.C. Hackley, E. Mehnert, D.R. Larson, D. Canavan, and T.C. Young, 2005. Declining specific capacity of high-capacity wells in the Mahomet Aquifer: Mineralogical and bacterial factors, Illinois State Geological Survey Circular 566, 51p.

Mehnert, E., 2004. The environmental effects of ground-source heat pumps– A preliminary overview, Illinois State Geological Survey Open File Series 2004-2, 9 p.

Mehnert, E., 2004, Temporal variation of denitrification within the shallow groundwater of an agricultural water shed in Illinois: 49th Annual Midwest Ground Water Conference, Bloomington, IN (October 27-29, 2004), Program with Abstracts, p. 43.

Mehnert, E., 1998. Estimating Transmissivity from the Water-Level Fluctuations of a Sinuosidally Forced Well, Ph.D. Thesis, University of Illinois at Urbana-Champaign, 141 p.

Risatti, J.B. and E. Mehnert, 1998. Nitrate attenuation by riparian woodland: injection test experiments, in Proceedings of the Eighth Annual Conference on Research on Agricultural Chemicals in Illinois Groundwater, Illinois Groundwater Consortium, pp. 83-95.

Mehnert, E., K.C. Hackley, D.R. Larson, and S.V. Panno, 1999. The Role of Hydraulic, Chemical and Biological Factors in the Decline of Specific Capacity in the Western Champaign Well Field: A preliminary Investigation, Illinois State Geological Survey Open File Series 1999-5, 48 p.

Heidari, M., K. Ghiassi, and E. Mehnert, 1999. Analysis of pumping tests: significance of well diameter, partial penetration, and noise, Journal of the American Water Resources Association, V. 35, No. 2, pp. 33-347 (ISGS Reprint 1999-e).

Mehnert, E., A.J. Valocchi, M. Heidari, S. Kapoor, and P. Kumar, 1999. Estimating transmissivity from the water-level fluctuations of a sinusoidally forced well, Ground Water, V.37, No. 6, pp. 855-860. (ISGS Reprint 199-i).