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Dr. Ashok Mishra

Assistant Professor of Civil Engineering

Research Website

Areas of Interest:
Drought, Flood and Precipitation Extremes
Hydroclimatic Modelling and Forecasting
Climate Change Impact on Water Resources
Hydrometric network design
Stochastic Hydrology
Water-Food-Energy- Climate Nexus

Ph.D., Civil Engineering, 2007, Indian Institute of Technology – Kharagpur
Postdoctoral Experience: McMaster University, Texas A&M University, PNNL

Classes typically taught:
Applied Hydraulics and Hydrology
Hydologic Analysis and Design
Stochastic Hydrology
Water Resources Planning and Management

Selected Awards:

NSF CAREER Award (2017).
Best Forum Article for (2014), Journal of Hydrologic Engineering, American Society of Civil Engineers (ASCE)
Certificate from Journal of Hydrology (2015), For the most highly cited paper.
Research in Excellence award (2012), BAEN department, Texas A&M University, College station, Texas

Sample Publications:
Peer-reviewed journal articles (published)

Veettill, A. V. and Mishra, A. K. (2016). Water security assessment using blue and green water footprint concepts, Journal of Hydrology, (Accepted, In Press). 

Konapala, G. and Mishra, A. K. (2016). Three-parameter-based streamflow elasticity model: application to MOPEX basins in the USA at annual and seasonal scales, Hydrology and Earth System Sciences, 20, 2545-2556.

Liu, Di., Mishra, A. K., Yu, Z. (2016), Evaluating Uncertainties in Multi-layer Soil Moisture Estimation with Support Vector Machines and Ensemble Kalman Filtering, Journal of Hydrology, 538, 243-255, (Publisher: Elsevier). 

She, D., Mishra, A. K., Xia, J., Zhang, L. and Zhang, X. (2016), Wet and dry spell analysis using copulas. International Journal of Climatology, 36: 476–491. (Publisher: Royal Meteorological Society and Wiley).

Vu, T. M., Mishra, A. K. (2016), Spatial and temporal variability of Standardized Precipitation Index over Indochina Peninsula, Cuadernos de Investigacion Geografica, 42(1), 221-232.

Ajaj, A., Mishra, A. K., Khan, A. (2016), Comparison of BIAS Correction Techniques for GPCC Rainfall Data in Semi-arid Climate, Stochastic Environmental Research and Risk Assessment, 30 (6), 1659-1675. (Published: Springer).

Dey, K., Mishra, A. K, Chowdhury, M. (2015). Potentials of Intelligent Transportation Systems (ITS) in Mitigating Adverse Weather Impacts to Mobility- A Review, IEEE Transactions on Intelligent Transportation Systems, 16 (3), 1107-1119. (Publisher: IEEE Intelligent Transportation Systems Society).

Mishra, A. K., Ines, A. V. M., Das, N. N., Khedun, C. P., Singh, V. P., Sivakumar, B., Hansen, J. W. (2015). Anatomy of a local-scale drought: application of assimilated remote sensing products, crop model, and statistical methods to an agricultural drought study, Journal of Hydrology, 526, 15-29 (Publisher: Elsevier).

Rajsekhar, D., Singh. V., Mishra, A. K. (2015). Multivariate drought index: An information theory based approach for integrated drought assessment, Journal of Hydrology, Journal of Hydrology, 526, 164-182. (Publisher: Elsevier).

Rajsekhar, D., V. P. Singh, and A. K. Mishra (2015), Integrated drought causality, hazard, and vulnerability assessment for future socioeconomic scenarios: An information theory perspective. Journal of Geophysical Research- Atmosphere, 120, 6346–6378. doi:10.1002/2014JD022670. (Publisher: American Geophysical Union and Wiley).

Rajsekhar, D., Singh, V., and Mishra, A. (2015). “Hydrologic Drought Atlas for Texas”. Journal of Hydrologic Engineering, 20(7), 05014023.  (Publisher: American Society of Civil Engineers).

Mishra, A. K. and Coulibaly, P. (2014). “Variability in Canadian Seasonal Streamflow Information and its Implication for Hydrometric Network Design”. Journal of Hydrologic Engineering. 19(8), 05014003. (Publisher: American Society of Civil Engineers).

Khedun, C. P., Mishra, A. K., V. P. Singh, J. R. Giardino “A copula-based precipitation forecasting model: Investigating the interdecadal modulation of ENSO's impacts on monthly precipitation”, Water Resources Research, 50, doi:10.1002/2013WR013763. (2014) (Publisher: American Geophysical Union).

Hu, Q., Yang, D., Li, Z., Mishra, A. K., Wang, Y., Yang, H. “Multi-scale evaluation of six high-resolution satellite monthly rainfall estimates over a humid region in China with dense rain gauges”, International Journal of Remote Sensing, 35 (4), 1272–1294. (2014)  (Publisher: Taylor and Francis).

Singh, V. P., Khedun, C. P. and Mishra, A. K. “Water, Environment, Energy, and Population Growth: Implications for Water Sustainability under Climate Change”. Journal of Hydrologic Engineering, 19(4), 667–673. (2014). (Publisher: American Society of Civil Engineers).

Chao Li., V. P. Singh, and A. K. Mishra “Monthly river flow simulation with a joint conditional density estimation network”, Water Resources Research, 49, 32293242 (2013).

Deepthi Rajsekhar, Mishra, A. K., and Vijay Singh. “Regionalization of drought characteristics using an entropy approach”. Journal of Hydrologic Engineering, 18 (7), 870-887 (2013).

Chao Li., Singh, V. P., Mishra, A. K. “A bivariate mixed distribution with a heavy-tailed Component and its application to single-site daily rainfall simulation”. Water Resources Research, 49 (2), 767-789, (2013).

Mishra, A. K., Ines, A. V. M., Singh, V. P., Hansen, J. W. “Extraction of information content from stochastic disaggregation and bias corrected downscaled precipitation variables for crop simulation”. Stochastic Environmental Research and Risk Assessment, 27(2), 449-457 (2013).

Khedun, C., Chowdhary, H., Mishra, A. K., Giardino, J., and Singh, V. “Water deficit duration and severity analysis based on runoff derived from the Noah Land Surface Model”. Journal of Hydrologic Engineering, 18(7), 817–833 (2013).

Chen Lu, Singh, V. P., Guo, S., Mishra, A. K., Guo, J. “Drought analysis using Copulas”, Journal of Hydrologic Engineering, 18(7), 797–808 (2013).

Ozger, M., Mishra, A. K., and Singh, V. P. “Seasonal and spatial variations in the scaling and correlation structure of streamflow data”. Hydrological Processes, 27(12), 1681–1690 (2013).

Chao Li., Singh, V. P., Mishra, A. K. “Simulation of the entire range of daily precipitation using a hybrid probability distribution”, Water Resources Research, 48, W03521 (2012).

Mishra, A. K., and Singh, V. P. “Simulating hydrological drought properties at different spatial units in United States based on wavelet-Bayesian regression approach”. Earth Interactions, 16, 1-23 (2012).

Chao Li., Singh, V. P., Mishra, A. K. “Entropy theory-based criterion for hydrometric network evaluation and design: maximum information minimum redundancy”. Water Resources Research, 48, W05521 (2012).

Khedun, C. P., Mishra, A. K., Bolten, J., Hiroko Kato-Beaudoing , Ronald Kaiser , John Giardino , Vijay Singh. “Understanding changes in water availability in the Rio Grande/Río Bravo del Norte Basin under the influence of large-Scale circulation indices using the Noah Land Surface Model”, Journal of Geophysical Research- Atmosphere,  117, D05104, (2012).

Ozger, M., Mishra, A. K., and Singh, V. P. “ Long lead time drought forecasting using a wavelet and fuzzy logic combination model: a case study in Texas. Journal of Hydrometeorology,” 13, 284–297 (2012).

Mishra, A. K., Özger, M., and Singh, V. P. “Association between uncertainty in meteorological variables and water resources planning for Texas”, Journal of Hydrologic Engineering, 16, 984-999 (2011).

Ozger, M., Mishra, A. K., and Singh, V. P. “Scaling characteristics of wet and dry spells of precipitation data.” Journal of Hydrologic Engineering, 16, 1009-1016 (2011).

Mishra, A. K., and Singh, V. P. “Drought modeling: A review,” Journal of Hydrology, 403 (1-2), 157-175 (2011).

Ozger, M., Mishra, A. K., and Singh, V. P. “Estimating Palmer Drought Severity Index using a wavelet fuzzy logic model based on meteorological variables,” International Journal of Climatology, 31(13), 2021–2032 (2011).

Mishra, A. K., Özger, M., and Singh, V. P. “Wet and dry spell analysis of Global Climate Model-generated precipitation using power laws and wavelet transforms,” Stochastic Environmental Research and Risk Assessment, 25(4), 517-535 (2011).

Mishra, A. K., Singh, V. P., and Özger, M. “Seasonal streamflow extremes in Texas River basins: uncertainty, trends and teleconnections,” Journal of Geophysical Research-Atmosphere, 116, D08108 (2010).

Ozger, M., Mishra, A. K., and Singh, V. P. “Scaling characteristics of precipitation data in conjunction with wavelet analysis,” Journal of Hydrology. 395(3-4), 279-288 (2010).

Mishra, A. K., and Singh, V. P. “Changes in extreme precipitations in Texas,” Journal of Geophysical Research-Atmosphere, 115, D14106 (2010).

Mishra, A. K., and Singh, V. P. “A review of drought concepts,” Journal of Hydrology, 391(1-2), 202-216 (2010).

Mishra, A.K., Coulibaly, P. “Hydrometric network evaluation for Canadian watersheds,” Journal of Hydrology, 380 (3-4), 420-437 (2010).

Mishra, A. K., Özger, M., and Singh, V. P. “An entropy based investigation into the variability of precipitation,” Journal of Hydrology, 370, 139-154 (2009).

Mishra, A. K., and Singh, V. P. “Analysis of drought severity-area-frequency curves using a general circulation model and scenario uncertainty,” Journal of Geophysical Research-Atmosphere, 114, D06120 (2009).

Mishra, A. K., Özger, M., and Singh, V. P. “Trend and persistence of precipitation under climate change scenarios,” Hydrological processes, 23(16), 2345-2357 (2009).

Mishra, A. K., Singh, V. P. and Desai, V. R., “Drought Characterization: A probabilistic approach,” Stochastic Environmental Research and Risk Assessment, 23:41–55 (2009).

Mishra, A. K., Coulibaly, P. “Developments in Hydrometric Network Design: A Review,” Reviews of Geophysics, 47, RG2001 (2009).

Mishra, A. K., Singh, V.P. and Jain, S. K. “Impact of climate change and global warming on social developments,” Journal of Comparative Social Welfare (Special Issue), 26(2&3), 239-260 (2009).

Desai, V.R., Kumar, Neeraj and Mishra, A.K. “Development of a simplified drought index and its comparison with standardised precipitation index,” Journal of Hydrological Research and Development, 23, 109-123 (2008).

Özger, M., Mishra, A. K., and Singh, V. P. “Low frequency variability in drought events associated with climate indices,” Journal of Hydrology, 364, 152-162, (2008).

Mishra, A. K., Desai, V. R. and Singh, V.P., “Drought forecasting using a hybrid stochastic and neural network model,” Journal of Hydrologic Engineering, 12(6), 626-638 (2007).  

Mishra, A. K. and Desai, V. R. “Drought forecasting using feed forward recursive neural network,” Ecological modeling, Elsevier science direct, 198, 127 – 138 (2006).

Desai, V. R. and Mishra, A.K., “Drought forecasting using SPI,” Hydrology Review, 21; 89-106 (2006).

Mishra, A. K. and Desai, V. R., “Spatial and temporal drought analysis in the Kansabati River Basin, India”, International Journal of River Basin Management, IAHR, 3(1), 31-41 (2005).

Mishra, A. K. and Desai, V. R., “Drought Forecasting using Stochastic Models”, Stochastic Environmental Research and Risk Assessment, Springer Verlag, 19, 326-339 (2005).

Ashok Mishra
Contact Information:
Office:202 B Lowry Hall
Phone: (864) 656-1209
FAX: (864) 656-2670
email Dr. Mishra