Dr. Iftekhar Ahmed

Water Resources Engineering

Dr. Iftekhar Ahmed, PE, CPESC

Associate Professor of Civil & Environmental Engineering
Direct: (936) 261-1659
Department: (936) 261-1665
Fax: 936-261-1662
Email: ifahmed@pvamu.edu

Research Interest

  • Stochastic Modeling, Risk Management & Scale Issues
  • Stable Isotope Applications in Soil Carbon Loss Monitoring and Sequestration
  • Computation and Applied Hydraulics
  • Water Resources Systems Analyses
  • River Restoration, Sedimentation, Flood Control, and Fluvial Geomorphology
  • Pipe Network Design, Operational Optimization & Energy Efficiency
  • Groundwater Modeling and Solute Transport
  • GIS Applications and Field Methods

Research Facilities

Recent Projects

  • U.S. Department of Agriculture (USDA): “Hydrologic Influences on Soil Organic Carbon Loss Monitoring Using Stable Isotopes.” 500k, PD in collaboration with Texas A&M University, and University of Houston, 2011-2014.

  • U.S. Department of Education (USDOE): Title III Grant to enhance and upgrade Civil & Environmental Engineering Department Laboratories, 1.7M, Co-PI and Activity Coordinator with Dr. Kommalapati (PI/Supervisor), 2010-2015.

Significant Publications

Peer-Reviewed Journal Papers

  • Karim, A. and Ahmed, I. (2021). “The Role of Groundwater Production Alternative on Water Productivity in the Southern High Plains Region of Texas, USA,” Water Productivity, 1(4), 67-74.

  • Ahmed, I., Karim, A., Boutton, T.W., and Strom, K.B. (2019). “On the Prediction of Uncertainty in a Sediment Provenance Model,” Res Adv Environ Sci., 1: 45-60. https://doi.org/10.33513/RAES/1901-08.

  • Gerlach, R.M., Ahmed, I., Beckman, N.D., and Karim, A. (2016). “The Utility ofHEC-1 Flood Hydrograph Package in Distributed Flow Guided Area Drainage Master Plan Discharges Verification in a Desert Environment,” Int. J. of Hydrology Sci. & Tech., 6(3), DOI: http://dx.doi.org/10.1504/IJHST.2016.077397
  • Zhang, K., Wang, J., Ahmed, I., and Gowda, P.H. (2016). “Advances in Remote Sensing and Modeling of Terrestrial Hydro-meteorological Processes and Extremes,” Editorial, Advances in Meteorology, Vol. 2016, Special Issue, DOI: http://dx.doi.org/10.1155/2016/4371840.

  • Lansey, K.E., El-Shorbagy, Ahmed, I., Araujo, J, and Haan, C.T. (2001). “Calibration Assessment and Data Collection for Water Distribution Networks.” J. of Hydraulic Engineering, ASCE, Vol. 127(4), pp. 270-279.

  • Closure to “Calibration Assessment and Data Collection for Water Distribution Networks.” By K.E. Lansey, W. El-Shorbagy, I. Ahmed, J. Araujo, and C.T. Haan, J. of Hydraulic Engineering, ASCE, Vol.128(12), pp. 1106-7, 2002.

  • Mallick, K.N., Ahmed, I., and Lansey, K.E. (2002). “Determining Pipe Groupings for Water Distribution Networks.” J. of Water Resour. Plng. & Mgmt, ASCE, Vol.128(2), pp. 130-139.

  • Shinstine, D.S., Ahmed, I., and Lansey, K.E. (2002). “Reliability/Availability Analysis of Municipal Water Distribution Networks: Case Studies.” J. of Water Resour. Plng. & Mgmt, ASCE, Vol. 128(2), pp. 140-151.

Book Chapters

  • Ahmed, I. and Eslamian, S. (2021). “Bankfull Stage and Flood Return Periods,” Flood Handbook, Taylor & Francis, London, Accepted for Publication.

  • Ahmed, I. (2021). “Dominant Discharge of Rivers,” Flood Handbook, Taylor &Francis, London, Accepted for Publication.

  • Ahmed, I. (2021). “Determining the High Flood Risk Regions Using a Rainfall-Runoff Modeling,” Flood Handbook, Taylor & Francis, London, Accepted for Publication.

  • Ahmed, I. (2021). “Floods: From Risk to Opportunity,” Flood Handbook, Taylor &Francis, London, Accepted for Publication.

Conference Proceedings and Presentations

  • Ahmed, I., Boutton, T.W., Karim, A., Strom, K.B., and Fox, J.F. (2013). “Monitoring Soil Organic Carbon Loss from Erosion Using Stable Isotopes.” Proc., Soil Carbon Sequestration Conference, May 26-29, Reykjavik, Iceland, Publ.: Soil Conservation Services of Iceland.

  • Ahmed, I., Karim, A., Boutton, T.W., and Strom, K.B. (2015). “Soil Biogeochemical Properties and Erosion Prediction Model Summary for the Buffalo Bayou Watershed, Houston, Texas.” Proc., American Geophysical Union (AGU) Annual Meeting, December 14-18, San Francisco, CA.

  • Ahmed, I., Karim, A., Boutton, T.W., and Strom, K.B. (2013). “Spatial Distribution of Soil Organic Carbon in Urbanized Texas Gulf Coast: An Outlook on the Future of Carbon Management.” Soil Carbon Sequestration Conference of the European Commission–Joint Research Center, Reykjavik, Iceland, May 26-29.

  • Ahmed, I., and Gerlach, R.M. (2012). “Distributed Flow Guided Hydraulic Modeling of a Desert River System for Flood Control.” Proc., River Flow 2012, September, San Jose, Costa Rica. Peer Reviewed.

  • Ahmed, I., and Freeman, G.E. (2012). “Historic Changes in the Salt River Bed Stability and its Implications on a Flood Control Levee Design.” Proc., River Flow 2012, September, San Jose, Costa Rica. Peer Reviewed.

  • Ahmed, I., and Lansey, K.E. (2006). “Mean-Variance Model for Reservoir Operations.” Proc., IAHR 7th Hydroinformatics Conference, September, Nice, France. Peer Reviewed.

  • Ahmed, I., and Lansey, K.E. (2005). “Reservoir Operations Under Hydroclimatic Uncertainty.” Proc., IAHR 9th International Symposium on Stochastic Hydraulics, May, TU Delft, The Netherlands. Peer Reviewed.

  • Ahmed, I., Lansey, K.E., and Araujo, J. (1999). “Data Collection for Water Distribution Network Calibration.” Proc., International Conference on Computing and Control for the Water Industry, CCWI’99, September, University of Exeter, Exeter, UK. Peer Reviewed.

Posters

  • Ahmed, I. (2016). “The Status of the Urban Bayous in Flood Control and Dredging in the Port City of Houston, Texas.” Proc., River Flow 2016, 8th Int’l Conference on Fluvial Hydraulics, St. Louis, MO, July 12-15.

  • Ahmed, I., Karim, A., Boutton, T.W., and Strom, K.B. (2015). “Soil Biogeochemical Properties and Erosion Prediction Model Summary for the Buffalo Bayou Watershed, Houston, Texas.” Proc., American Geophysical Union (AGU) Annual Meeting, December 14-18, San Francisco, CA.

  • Ahmed, I., Karim, A., Boutton, T.W., and Strom, K.B. (2014). “Quantification of Uncertainty in Watershed Scale Sediment Provenance Model Using (Biogeochemical) Tracers.” Proc., American Geophysical Union (AGU) Annual Meeting, December 15-19, San Francisco, CA.

  • Ahmed, I., Karim, A., Boutton, T.W., Strom, K.B., and Fox, J.F. (2013). “Watershed Scale Stable Isotope Distribution and Implications on Soil Organic Carbon Loss Monitoring under Hydrologic Uncertainty.” Proc., American Geophysical Union (AGU) Annual Meeting, December 9-13, San Francisco, CA.

  • Karim, A., Ahmed, I., Boutton, T.W., Strom, K.B., and Fox, J.F. (2013). “Decision Support System to Guide Land Use Fingerprinting Using Stable Isotopes under Hydrologic Uncertainty.” Proc., American Geophysical Union (AGU) Annual Meeting, December 9-13, San Francisco, CA.

  • Karim, A., Irvin-Smith, N., Ahmed, I., Boutton, T.W., and Strom, K.B. (2013). “Bayesian Simulation of Soil Organic Carbon Source Monitoring: A Case Study in Watershed Hydrology and Soil Erosion.” Proc., International Conference on Soil Carbon Sequestration, May 26-29, Reykjavik, Iceland, Sponsor: European Commission Joint Research Center, Ispra, Italy.

  • Karim, A., Irvin-Smith, N., Ewoh, A., and Ahmed, I.(2013). “Ensemble Prediction of Water Erosion Yield from Markov Chain Rainfall Series.” Proc., 11th TAMUS Pathways Symposium, November 8, Kingsville, TX.

  • Ahmed, I., Boutton, T.W., Strom, K.B., Karim, A., and Irvin-Smith, N. (2013). “Soil Carbon Distribution and Loss Monitoring in the Urbanized Buffalo Bayou Watershed, Houston, TX.” Proc., 4th Annual All-Investigator’s Meeting of North American Carbon Program (NACP), February 4-7, Albuquerque, NM.

  • Ahmed, I., Boutton, T.W., and Strom, K.B. (2012). “Hydrologic Influences on Soil Organic Carbon Loss Monitoring using Stable Isotopes: Implementation and Operations.” Proc., USDA/NIFA 1890 Capacity Building Grants Program Project Directors’ Meeting, Huntsville, AL, September 16-19. (Also presented to the CBG Program NPL on PV campus in July, 2012).

  • Irvin-Smith, N., Chatman, T., and Ahmed, I. (2012). “Rainfall Trend Assessment for the Buffalo Bayou Watershed.” Proc., 10th TAMUS Pathways Symposium, Galveston, TX, November9-10. (Also presented to the USDA Program NPL on PV campus in July, 2012).

  • Ahmed, I. (2009) “GIS Applications in Water Resources Engineering.” CAHS-GIS Day, November, First Prairie View A&M GIS Day, CAHS, Prairie View A&M University.