Dr. Sagar Rohidas Chavan

Assistant Professor
Department of Civil Engineering
sagar@iitrpr.ac.in

Areas of Research

Rainfall-runoff modeling, Regionalization of hydrological extremes, Regional frequency analysis of extreme rainfall and floods, Prediction in ungauged basins, Multi-fractal analysis of rainfall and flood, Climate change impacts on hydrological processes, Dam safety analysis and inundation studies

Education

PhD - Indian Institute of Science (IISc) Bangalore (2010 - 2016)
M Sc Engineering - Indian Institute of Science (IISc) Bangalore (2010 - 2016)
B-Tech – College of Engineering, Pune (2006-2010)

Work Experience

Assistant Professor - Indian Institute of Technology (IIT) Ropar (2017 - Date)
Research Associate - Indian Institute of Science (IISc) Bangalore (2016 - 2017)

Selected Publications/Patents

1. Maheshwari, S and Chavan, S R. (2019). “Magnitude-Frequency-Analysis to assess effective discharge at daily and monthly time scales in South Indian River Basins.” ISH Journal Of Hydraulic Engineering, DOI: 10.1080/09715010.2019.1603088

2.Chavan, S. R., and Srinivas, V. V. (2017), Regionalization based envelope curves for PMP estimation by Hershfield method. International Journal of Climatology, Wiley & Royal Meteorological Society, doi: 10.1002/joc.4951

3.Chavan, S. R., and Srinivas, V. V. (2015), Effect of DEM Source on Equivalent Horton Strahler Ratio based GIUH for Catchments in Two Indian River Basins. Journal of Hydrology, Elsevier, Netherlands, Vol. 528, Issues 1-4, pp.463-489, September 2015, doi: 10.1016/j.jhydrol.2015.06.049.

4. Chavan, S. R., and Srinivas, V. V. (2015), Probable maximum precipitation estimation for catchments in Mahanadi river basin. Aquatic Procedia Journal, Elsevier, Vol.4, pp.892-899, doi: 10.1016/j.aqpro.2015.02.112.

Book Chapters

Chavan, S. R., and Srinivas, V. V. (2014), On potential of geomorphological attributes in regionalization of watersheds. In: Tiwari, H. L., Suresh, S., Jaiswal. R. K. (Eds.), Hydraulics, Water Resources, Coastal and Environmental Engineering, Chapter 90, pp. 964-974, Excellent Publishing House, New Delhi, ISBN: 978-93 -84935-04-7

Conference Proceedings

1.Gupta, N. and Chavan, S. R.,(2018), Behaviour of extreme rainfall over india, 1st International Conference on Sustainable Water Management, 10-11 December 2018, Chandigarh, India

2.Maheshwari, S. and Chavan, S. R.,(2018), Magnitude frequency analysis to assess effective discharge for sediment transport in Godavari river basin, 1st International Conference on Sustainable Water Management, 10-11 December 2018, Chandigarh, India

3.Maheshwari, S. and Chavan, S. R.,(2018), Determination of Effective Discharge responsible for sediment transport in Cauvery River basin, 23rd International Conference on Hydraulics,Water Resources and Coastal Engineering, National Institute of Technology Patna, India December 19-21, 2018, ISH - HYDRO 2018 International, (Reference Number :118)

4.Gupta, N. and Chavan, S. R.,(2018), Assessment of tail behavior of probability distributions of daily precipitation data over India, 23rd International Conference on Hydraulics,Water Resources and Coastal Engineering, National Institute of Technology Patna, India December 19-21, 2018, ISH - HYDRO 2018 International, (Reference Number :118)

5.Shobhit Maheshwari, and Chavan, S. R., (2018), Assessment of impact of change in DEM resolution on sediment yield in Beas river basin, India, European Geosciences Union General Assembly 2018, Vienna, Austria, Vol. 20, EGU2018-14795, 2018.

6.Sonali Pattnaik, and Chavan, S. R., (2018), Hydro-climatological Change Detection in Cauvery River Basin of India, European Geosciences Union General Assembly 2018, Vienna, Austria, Vol. 20, EGU2018-15549, 2018.

7.Chavan, S. R., (2017), study of self-similarity properties of stream networks in catchment of beas river basin, 22nd International Conference on Hydraulics,Water Resources and Coastal Engineering, L. D. College of Engineering, Ahmedabad, Gujarat,IndiaDecember 21-23, 2017, ISH - HYDRO 2017 International, (Reference ID: HYD17-313).

8.Chavan, S. R., and Srinivas, V. V. (2017), Evaluation of effect of PMP estimation on PMF estimates, Third National Dam Safety Conference, 16-17 February 2017, Roorkee

9.Gouri, R. L., Srinivas V. V., Swapan Kumar Masanta, Kiran K.G., Hemant Kumar, and Chavan, S. R., (2016). Reliability assessment and design of bangalore storm water drain networks using fuzzy network reliability approach, 21st International Conference on Hydraulics, Water Resources and Coastal Engineering, Central Water and Power Research Station (CWPRS), Pune, 8-10 December 2016, ISH - HYDRO 2016 International, (Reference ID: HYD16-219).

10.Chavan, S. R., and Srinivas, V. V. (2016), Behaviour of hydro-climatic extremes under climate change, 13th Annual Meeting Asia Oceania Geosciences Society (AOGS), 31 July- 5 August, Beijing, China. 

11.Chavan, S. R., and Srinivas, V. V. (2016), An approach to assess impact of climate change on estimates of PMP and PMF, Second National Dam Safety Conference, 12-13 January, JN Tata Auditorium, IISc, Bengaluru.

12.Chavan, S. R., and Srinivas, V. V. (2016). Uncertainty in probable maximum precipitation estimation using Hershfield method: A case study over India, 8th International Perspective on Water Resources and the Environment, American Society of Civil Engineers/Environmental and Water Resources Institute, 4-6 January, Colombo, Sri Lanka.

13.Chavan, S. R., and Srinivas, V. V. (2015), Derivation of geomorphological instantaneous unit hydrographs for ungauged sites based on catchment self-similarity properties, European Geosciences Union General Assembly 2015, Vienna, Austria, 12 - 17 April 2015 (Reference number: EGU2015-327).

14.Chavan, S. R., and Srinivas, V. V. (2013), Derivation of equivalent Horton-Strahler ratios for catchments in Mahanadi river basin using self-similarity, HYDRO 2013 INTERNATIONAL, XVIII Conference on Hydraulics, Water Resources, Coastal and Environmental Engineering, IIT Madras, India, 4-6 December, 1361-1369, CD-ROM Proceedings.

15.Chavan, S. R., Bidroha Basu and Srinivas, V. V. (2013), Design flood estimation using scaling approach, 2013 World Environmental & Water Resources Congress (EWRI 2013), Cincinnati, Ohio, USA, 19-23 May, 3163-3172, CD-ROM Proceedings.

<strong>Sponsered Research/Consultancy Projects</strong>
1. BATHYMETRIC SURVEY OF RANJIT SAGAR DAM (Jan 2019) ongoing 2. DELINEATION OF SOIL EROSION HOTSPOTS AND ASSESSMENT OF SEDIMENT TRANSFER THROUGH MAGNITUDE-FREQUENCY-ANALYSIS IN CATCHMENT OF BHAKRA DAM (Feb 2019) 3. PREDICTION OF HYDRO-CLIMATIC VARIABLES ON DAILY AND MONTHLY TIME SCALES IN THE CATCHMENT OF BHAKRA DAM UNDER CLIMATE CHANGE SCENARIOS (Jun 2019)