Prof. Dr. Orhan GÜNDÜZ

Advisor to the Rector responsible from Internationalization

Environmental Engineering Department

Professor Doctor 

Contact Info:

  • +90 232 750 6857
  • Engineering Building – C, Room: D-204


  • Ph.D., Georgia Institute of Technology, Atlanta, GA, ABD
  • M.S., Georgia Institute of Technology, Atlanta, GA, ABD & Middle East Technical University, Ankara, Turkey
  • B.S., Middle East Technical University, Ankara, Turkey


Research Interests:

  • Surface and subsurface water quality
  • Environmental modeling
  • Numerical methods in environmental engineering
  • Flow and contaminant transport in surface and subsurface waters
  • Dynamic interactions of surface and subsurface systems
  • Source/sink terms in environmental modeling
  • Environmental impact assessment
  • Geographic information systems

Recent Publications:

  • Khorrami, B., & Gündüz, O. (2022). “Detection and analysis of drought over Turkey with remote sensing and model-based drought indices.” Geocarto International, 1-23.
  • Khorrami, B., Fistikoglu, O., & Gunduz, O. (2022). “A systematic assessment of flooding potential in a semi-arid watershed using GRACE gravity estimates and large-scale hydrological modeling.” Geocarto International, 1-22.
  • Bilgiç, E. and Gündüz, O. (2022). “Radiological modeling of the impacts of the Chernobyl nuclear power plant accident on Turkey and southwest Asia.” Atmospheric Pollution Research, Vol: 13, No: 2,101308.
  • Khorrami, B. Arık, F. and Gunduz, O. (2021). “Land deformation and sinkhole occurrence in response to the fluctuations of groundwater storage: An integrated assessment of GRACE gravity measurements, ICESat/ICESat-2 altimetry data, and hydrologic models” GISscience & Remote Sensing, Vol:58, No:8, 1518-1542.
  • Khorrami, B., & Gunduz, O. (2021). An Enhanced Water Storage Deficit Index (EWSDI) for drought detection using GRACE gravity estimates. Journal of Hydrology