Dr. Panduka Neluwala currently serves as a Senior lecturer at the Faculty of Engineering, University of Peradeniya, Sri Lanka. In his current department, he works attached to the Fluid and Environmental Engineering Laboratory. Dr. Panduka obtained his BSc (Hons) Civil Engineering degree from the University of Peradeniya with First-Class Honors in 2012 with two awards. He received his MEng from The University of Tokyo in 2015 with the Furuichi Kimatake Prize for Outstanding Master Thesis. He received his PhD from the same in 2018. His research interests include climate change, flood prediction and water resource management. His teaching commitments include Engineering Hydrology and Hydraulics. He has presented his research at many international conferences over the past years. Dr. Panduka is the Director of Sri Lanka- Japan Study centre, and he serves as the President of Civil Engineers' Society, the University of Peradeniya for the year 2021/2022. He is currently a member of the International Water Association (IWA) and an associate member of the Institute of Engineers, Sri Lanka (IESL)

• 2018 - PhD, University of Tokyo , Tokyo, Japan
• 2015 - MEng, University of Tokyo , Tokyo, Japan
• 2012 - BSc.Eng (Hons), University of Peradeniya, Peradeniya, Sri Lanka

• Flood Prediction and Mitigation
• Climate Change
• Weather Prediction
• Dam Safety
• Water Distribution Systems

• Sep. 2020 - To Date: Senior Lecturer Gr II , Department of Civil Engineering, Faculty of Engineering, University of Peradeniya
• Aug. 2020 - To Date: Associate Research Fellow, Institute of Industrial Science, The University of Tokyo
• Oct. 2018 - Sep. 2020: Lecturer (Probationary), Department of Civil Engineering, Faculty of Engineering, University of Peradeniya
• Jun. 2012 – Jul. 2013: Temporary Lecturer, Department of Civil Engineering, Faculty of Engineering, University of Peradeniya, Sri Lanka

• Member, International Water Association
• Associate Member, Institution of Engineers, Sri Lanka (AMIESL)

• Awarded the "Furuichi Kimatake Prize" from The University of Tokyo for Outstanding Master Thesis
• Awarded "The S D & C C Award" for the best Paper by an Associate Member published in the "Engineer" Journal of IESL during the Session 2013/2014 to N.G.P.B. Neluwala, K.T.S. Karunanayake, K.B.G.M. Sandaruwan and K.P.P. Pathirana for the Paper titled " Characteristics of Hydraulic Jumps over Rough Beds - An Experimental Study"
• Awarded the "Ceylon Development Engineering Prize for Best Performance in Civil Engineering" by University of Peradeniya at the Convocation holden in Peradeniya
• Awarded the "J.B. Dissanayake Prize for Industrial Training" by University of Peradeniya at the Convocation holden in Peradeniya
• Awarded the "Migara Ranathunga Trust Award" from Institute of Engineers Sri lanka (IESL) for best Civil Engineering Undergraduate Training in the year 2012
• Awarded "Deshabandu Dr. A.N.S. Kulasinghe" Memorial Scholarship from State Engineering Corporation for obtaining highest GPA in the Second Year in Civil Engineering stream in Faculty of Engineering, University of Peradeniya.
• "Vortex" award for best performance in newsletter committee in the year 2009

Journal Papers :

• Abeyratne, W.M.L.K., Weerakoon, S.B., Neluwala, P. and Ratnaweera, H., 2023. Suspended solid removal efficiency of plate settlers and tube settlers analysed by CFD modelling. Water Science and Technology, 87(9), pp.2116-2127.
• Wijetunge, J.J. and Neluwala, N.G.P.B., 2023. Compound flood hazard assessment and analysis due to tropical cyclone-induced storm surges, waves and precipitation: a case study for coastal lowlands of Kelani river basin in Sri Lanka. Natural Hazards, 116(3), pp.3979-4007.
• Wanasinghe, W.M.A.Y., Gamage, K.H., Neluwala, N.G.P.B. and Gimhan, P.G.S., 2023. Performance of Different Parameterization Configurations of WRF-ARW Model during Heavy Rainfall over Mi Oya River Basin. ENGINEER, 56(01), pp.31-41.
• Gimhan, P.G.S., Neluwala, P., Acierto, R.A. and Raghavan, S.V., 2022. Assessment of WRF microphysics and cumulus parameterizations in simulating heavy rainfall events over Badulu Oya catchment, Sri Lanka. Journal of Water and Climate Change. https://doi.org/10.2166/wcc.2022.371
• Edirisooriya, E.M.N.T., Neluwala, N.G.P.B. and Weerakoon, W.M.S.B., 2022. Flood Inundation Modelling in Greater Colombo Region Using HEC-RAS 2D. Engineer: Journal of the Institution of Engineers, Sri Lanka, 55(3), pp.21–27. DOI: http://doi.org/10.4038/engineer.v55i3.7518
• Bandara, W.H.M.Y.D., Dinelka, K.H.S., Neluwala, N.G.P.B. (2022). Discharge Observations Assimilation to Improve Flood Prediction Skills. In: Dissanayake, R., Mendis, P., Weerasekera, K., De Silva, S., Fernando, S. (eds) ICSBE 2020. Lecture Notes in Civil Engineering, vol 174. Springer, Singapore. https://doi.org/10.1007/978-981-16-4412-2_12
• Abeyratne, W.M.L.K., Weerakoon, S.B., Neluwala, N.G.P.B. (2022). Clarification Efficiency of Plate Settlers Analyzed by CFD Modelling. In: Dissanayake, R., Mendis, P., Weerasekera, K., De Silva, S., Fernando, S. (eds) ICSBE 2020. Lecture Notes in Civil Engineering, vol 174. Springer, Singapore. https://doi.org/10.1007/978-981-16-4412-2_42
• Samarasingha, S.M.T.C., Sandaruwan, M.S., Sampath, D.S. and Neluwala, N.G.P.B., 2021. Dynamic Downscaling of Rainfall Data for Deduru Oya River Basin using WRF Weather Model. Engineer: Journal of the Institution of Engineers, Sri Lanka, 54(2), pp.69–75. DOI: http://doi.org/10.4038/engineer.v54i2.7443
• Athukorala, R., Thol, T., Neluwala, P., Petri, M., Sengxeu, S., Lattada, L., Keomanivong, S. and Sithivong, V., 2021. Evaluating the Performance of a WRF Physics Ensemble in Simulating Rainfall over Lao PDR during Wet and Dry Seasons. Advances in Meteorology, 2021.
• Toride, K., Neluwala, P., Kim, H. and Yoshimura, K. (2017) Feasibil-ity study of the reconstruction of historical weather with dataassimilation. Monthly Weather Review, 145, 3563-3580. https://doi.org/10.1175/MWR-D-16-0288.1.
• N.G.P.B. Neluwala, K.T.S. Karunanayake, K.B.G.M. Sandaruwan and K.P.P. Pathirana Characteristics of Hydraulic Jumps over Rough Beds - An Experimental Study, Journal of the Institution of Engineers, Sri Lanka ('Engineer'), Vol. XXXXVI, No.03, pp.1-7, 2013.

Conference Papers :

• W. H. M. Y. D. Bandara, K. H. S. Dinelka and N. G. P. B. Neluwala, 2020 Discharge Data Assimilation to Improve Flood Prediction Skills in Sri Lanka, , 11th International Conference on Sustainable Built Environment (ICSBE) 2020, Kandy.
• E.M.N.T. Edirisooriya, N.G.P.B. Neluwala, and S.B. Weerakoon, 2020 Flood Inundation Modelling in Greater Colombo Region Using HEC-RAS 2D, Proceedings of the WaSo Final Conference (www.WaSo2020.net) 15-16 December 2020. pp 514-519
• Kooiti Masuda, Panduka Neluwala, Kinya Toride, Kei Yoshimura, Hidenori Tanaka, Sho Miyazaki, Satoshi Nozawa, Mika Ichino, Yu Okubo, Junpei Hirano, Atmospheric data assimilation which accommodates weather descriptions as observations of solar radiation; Evaluation of performance with a modern one-year case, Japan Geoscience Union-American Geophysical Union (JpGU - AGU) Joint Meeting, 12-16 July, 2020,Online.
• Kei Yoshimura, Panduka Neluwala, Kinya Toride, Mika Ichino, Kooiti Masuda and Junpei Hirano, Atmospheric reanalysis before modern era using historical weather archives, AGU Fall Meeting 9-13 December 2019, San Francisco. USA.
• Panduka Neluwala, Kei Yoshimura, Atushi Okazaki, Kinya Toride, Junpei Hirano, Mika Ichino, Masuda Kooiti, Reconstruction of Historical Weather Using Personal Weather Diaries, International Atmospheric Circulation Reconstructions over the Earth Meeting, 11- 16 November 2018, Kyoto. Japan.
• Panduka Neluwala, K. Yoshimura, K. Toride, J. Hirano, M. Ichino, A. Okazaki, Reconstruction of Historical Weather by Assimilating Old Weather Diary Data, PP31A-1264, AGU Fall Meeting 11-15 December 2017, New Orleans
• Panduka Neluwala, Kinya Toride, and Kei Yoshimura, Assimilation Experiment of Weather Diary Data Using an LETKF System, the 3rd RIKEN International Symposium on Data Assimilation, 28th February- 3rd March 2017.
• Panduka Neluwala, Kei Yoshimura (2017) 1st Joint Workshop for Regional Climate Projection, Next Generation Land Surface Model Development, and Model Application and Implementation, 16- 17 January, 2017 Sapporo, Japan
• Panduka Neluwala, Kei Yoshimura (2016) Reconstruction of historical weather patterns by data assimilation of old diaries and general circulation model, World Archeological Conference -8 (WAC8), 28th August 02nd September 2016 Kyoto, Japan
• Panduka Neluwala, Kei Yoshimura (2016) Joint Hydro-Science Meeting Tsinghua University and The University of Tokyo, 8- March 2016, Tokyo, Japan
• Panduka Neluwala, and Kei Yoshimura and Suryun Ham (2014) Performance of High Resolution Ocean Atmosphere Coupled Model Downscaling over Sri Lanka 13th Regional Spectral Model RSM workshop 26-27 November 2014, Yokohama, Japan
• N.G.P.B. Neluwala, K.T.S. Karunanayake, K.B.G.M. Sandaruwan and K.P.P. Pathirana (2013) Effect of Bed Roughness on Characteristics of Hydraulic Jumps, Peradeniya University Research Sessions (PURSE), 4-July 2013, Peradeniya Sri Lanka.
• N.G.P.B. Neluwala, K.T.S. Karunanayake, K.B.G.M. Sandaruwan and K.P.P. Pathirana (2012) Performance of Hydraulics Jumps Over Rough Beds, International Conference on Sustainable Built Environment

• President of the Sri Lankan Student Association in Japan (2015-2016)
• Secretary of Sri Lankan Student Association in The University of Tokyo (2015-2016)
• Furuichi Kimatake Prize from The University of Tokyo for Outstanding Master Thesis
• The S D & C C Award - for the best Paper by an Associate Member published in the "Engineer" Journal of IESL during the Session 2013/2014 to N.G.P.B. Neluwala, K.T.S. Karunanayake, K.B.G.M. Sandaruwan and K.P.P. Pathirana for the Paper titled " Characteristics of Hydraulic Jumps over Rough Beds – An Experimental Study "
• Migara Ranathunga Trust Award” from Institute of Engineers Sri lanka (IESL) for best Civil Engineering Undergraduate Training in the year 2012
• Deshabandu Dr. A.N.S. Kulasinghe” Memorial Scholarship from State Engineering Corporation for obtaining highest GPA in the Second Year in Civil Engineering stream in Faculty of Engineering, University of Peradeniya