Civil Engineering Department

Hydro-climatological Extremes
Hydrological Hazard
Multivariate Hydrological Analysis
Detection and Attribution of Extreme Events

Hydro-climatological Extremes

Hydrological Hazard

Multivariate Hydrological Analysis

Detection and Attribution of Extreme Events

Award	Awarding Organisation	Year
Distinction in Doctoral Research for the Year 2019	Indian Institute of Technology Delhi	2022
Prof. U.C. Kothyari - ISH Best Ph.D. Thesis Award 2020	The Indian Society for Hydraulics (ISH)	2020
Awarded Student Travel Grant for Evolution of Diurnal Asymmetry of Surface Temperature over Different Climatic Zones, American Geophysical Union	AGU-Fall Meeting 2016, San Francisco, USA	2016
Awarded Certificate of Merit for the poster “Examining spatio-temporal variations of extreme monsoon rainfall using high resolution data”	Open House 2016 at IIT Delhi	2016
1st Prize in HAKTEC’09 for Presenting a Paper on Base Isolation System	C. Abdul Hakeem College of Engineering & Technology	2009
1st Prize in Quiz Competition in HAKTEC’09	C. Abdul Hakeem College of Engineering & Technology	2009
2nd Prize in SYMPLIX’09 for Presenting a Paper on Advanced Traveller Information System	MNM Jain Engineering College, Chennai	2009
3rd Prize in GEOFEST for Presenting a Paper on Earthquake Resistant Building	Thiruvalluvar College of Engineering, Vandavasi	2008
3rd Prize in Symposium on “Emerging Trends in Civil Engineering” for r Presenting Paper on Seismic Retrofitting Technique	St. Peter’s University, Chennai	2008

From	To	Designation	Organisation
June, 2020	Continuing	Assistant Professor	Indian Institute of Technology, Roorkee
January, 2020	May, 2020	Research Scientist	Indian Institute of Technology, Delhi
October, 2019	January, 2020	EarlyDoc Fellow	IIT Delhi
July, 2012	December, 2013	Assistant Professor	Sharda University, Greater Noida (UP)

Degree	Subject	University	Year
Ph. D.	Civil Engineering	Indian Institute of Technology, Delhi	2019
M. Tech.	Water Resources and Management	Indian Institute of Technology, Guwahati	2012
B. E.	Civil Engineering	Thanthai Periyar Government Institute of Technology, Vellore	2010

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1.

Vinnarasi R. and Dhanya, C. T. (2016). Changing characteristics of extreme wet and dry spell of Indian rainfall. Journal of Geophysical Research Atmospheres. DOI: 10.1002/2015JD024310

2.

Vinnarasi R., Dhanya C. T., Chakravorty A. and Aghakouchak A. (2017). Unravelling Diurnal Asymmetry of Surface Temperature in Diﬀerent Climate Zones. Scientiﬁc Reports. DOI: 10.1038/s41598-017-07627-5

3.

Ghodichore N., Dhanya C.T. and Vinnarasi R. (2017). Examination of Mean Precipitation and Moisture Transport in Reanalysis Products over India. ISH Journal of Hydraulic Engineering. DOI: 10.1080/09715010.2017.1364983

4.

Chaudhary S., Dhanya C. T. and Vinnarasi, R. (2017). Dry and Wet Extreme Spell Variability During Monsoon in Gauge-Based Gridded Daily Precipitation Datasets over India. Journal of Hydrology. DOI: 10.1016/j.jhydrol.2017.01.023

5.

Ghodichore N, Vinnarasi R., Dhanya C. T. and Roy S. B. (2018). Reliability of reanalyses products in simulating precipitation and temperature characteristics over India. Journal of Earth System Science. DOI: 10.1007/s12040-018-1024-2

6.

Vinnarasi R. and Dhanya C. T. (2019). Bringing realism into a dynamic copula-based non-stationary intensity-duration model. Advances in Water Resources. DOI: 10.1016/j.advwatres.2019.06.009

7.

Vinnarasi R. and Dhanya C. T. (2019). Quantifying the shifts and intensiﬁcation in the annual cycles of diurnal temperature extremes for human comfort and crop production. Environmental Research Letters. DOI: 10.1088/1748-9326/ab0fe5

8.

Vinnarasi R. and Dhanya C.T. (2022). Time-varying Intensity-Duration-Frequency relationship through climate-informed covariates. Journal of Hydrology. DOI: 10.1016/j.jhydrol.2021.127178

9.

R. Vinnarasi, C. T. Dhanya and Hemant Kumar (2023). Tracing Time-Varying Characteristics of Meteorological Drought through Nonstationary Joint Deficit Index. Journal of Climate. DOI: 10.1175/JCLI-D-22-0437.1

10.

Vinnarasi, R., Dhanya, C. T. and Kumar, H. (2023). Tracing Time-varying Drought Characteristics through Nonstationary Joint Deficit Index. Journal of Climate. DOI: 10.1175/JCLI-D-22-0437.1

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1. Title:- Hindon Roots Sensing (HIROS): River Rejuvenation through Scalable Water and Solute Balance Modelling and Informed Farmer's Actions
Sponsor: DST, New Delhi under Indo Dutch DST-NWO Cleaning Ganga and Agri Water Call	Sanctioned Year: 2021-22	Amount: ₹ 457.96 Lakhs	Role: PI

2. Title:- Regional Hydrological Modelling for Dynamic Catchments
Sponsor: SRIC - IITR	Sanctioned Year: 2021-22	Amount: ₹ 20.00 Lakhs	Role: PI

3. Title:- Design Flood Estimation for Resilient Hydraulic Structures Under Changing Climate and Environment
Sponsor: SERB - DST (SRG)	Sanctioned Year: 2022-23	Amount: ₹ 19.60 Lakhs	Role: PI

Designation	Organisation	From Period	To Period
Member of Deparmental Faculty Search Committee (DFSC)	Department of Hydrology, IITR	01-01-2024	31-12-2025
Member of DAPC	Department of Civil Engineering, IITR		29-08-2023
OC M. Tech. (Hydraulics Engineering)	Department of Civil Engineering, IITR		29-08-2023
Timetable Committee	Department of Civil Engineering, IITR		31-07-2024
Faculty Advisor (M. Tech. First Year)	Department of Civil Engineering, IITR		29-08-2023

S. No.	Membership
1.	American Geophysical Union
2.	European Geosciences Union
3.	Indian Society for Hydraulics (ISH), Life Member
4.

1.

Vinnarasi, R. and Sarma, A. K. (2018). Climate Change Consideration in Planning and Development of Semi-Urban Area (Chapter). 9783319744940, 3319744941 Springer

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S. No.	Project Title	Student Name	Degree	Year
1.	Non-stationary flood frequency analysis	Harshal Shende	PG	2022
2.	Drought management under changing climate	Aman Gupta	PG	2022
3.	Drought Characterisation and Propagation Under Changing Climate	Suneel Kumar	PG	2023
4.	Operation Model for Hydro Power Reservoir with Dynamic Hedging Integrated Rule Curve	Priyanka S	PG	2023

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S. No.	Topic	Scholar Name	Registration Year
1.	Multivariate Non-stationary Frequency Analysis of Hydrometeorological Variables	Ankush	2020
2.	Real-time flood forecasting	Ritesh Moon	2021
3.	Eco-Hydrological Modelling Approach for Rejuvenation of a River Subjected to Overdraft and Heavy Metal Pollution	Dikshant Bodana	2021
4.	Characterizing Controlling Factors and Prediction of Flash Drought towards Sustainable Ecosystem	Pallavi Kumari	2022
5.	Dynamic Risk Assessment of Compound Hydrometeorological Extremes under changing climate	Mohseni Usman Aliakbar	2022
6.	To be decided.	Aakanksha Agrawal	2023
7.	To be decided.	S. Vahida	2023
8.	Understanding the impacts of hydro climatological extremes on biogeochemical processes under changing climate	Muskula Sai Bargav Reddy	2023

S. No.	Course Name	Course Code	Class Name	Semester & Year
1.	Channel Hydraulics (Tutorial)	CEN-205	B. Tech.	Autumn Semester 2020-21
2.	Modellling Simulation and Optimization	CEN-534	M. Tech.	Autumn Semester 2020-21

S. No.	Title	Organisation	Date
1.	Dealing with the Non-Stationarities in Hydrological Extremes under Changing Climate	DWIH Annual Symposium: WaterScapes

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1.

Vinnarasi, R. and Sarma A. K. (2012). Climate Change Consideration of Planning and Management for Semi-Urban Area. International Conference on Environmentally Sustainable Urban Ecosystems (ENSURE 2012). Place: Guwahati, Assam, India

2.

Vinnarasi, R., Sarma, A. K. (2012). Statistical Downscaling of GCM for Predicting Seasonal Rainfall with Short Duration Historical Data. Proceedings of 2nd International Conference on Advances in Mechanical, Manufacturing and Building Sciences (ICAMB – 2012). Place: SMBS, VIT Univertisy, Vellore, India

3.

Vinnarasi, R., Dhanya, C. T. (2015). Spatio-Temporal Variations of Precipitation Extremes in India. Proceeding of the International Conference on Hydraulics, Water Resources and River Engineering (HYDRO-2015). Place: Roorkee

4.

Vinnarasi, R., Dhanya, C. T. and Devak M. (2015). Examining Spatio-Temporal Intensity-Frequency Variations in Extreme Monsoon Rainfall using High Resolution Data. AGU-Fall Meeting 2015. Place: San Francisco, USA

5.

Dhanya, C. T. and Vinnarasi, R. (2015). On a Phase Space Reconstruction Approach to Improve the Statistical Downscaling of Regional Precipitation. AGU-Fall Meeting 2015. Place: San Francisco, USA

6.

Vinnarasi, R. and Dhanya, C. T. (2015). Changes in the Characteristics of Extreme Rainfall in Indian Monsoon”, in Proceedings of International Conference on Agriculture. Food Engineering and Environmental Sciences- Sustainable Approaches. Place: New Delhi, India

7.

Jain, A., Vinnarasi, R. and Dhanya, C. T. (2015). Intensity-Duration-Frequency Relationship using Event Based Approach. International Conference on Agriculture, Food Engineering and Environmental Sciences- Sustainable Approaches. Place: New Delhi, India

8.

Vinnarasi, R., Chakravorty, A., Dhanya, C. T. and Aghakouchak, A. (2016). Evolution of Diurnal Asymmetry of Surface Temperature over Diﬀerent Climatic Zones. AGU-Fall Meeting 2016. Place: San Francisco, USA

9.

Chakravorty, A., Vinnarasi, R. and Dhanya, C. T. (2016). Feasibility of Multidecadal Satellite Soil Moisture for Drought Monitoring over India. AGU-Fall Meeting 2016. Place: San Francisco, USA

10.

Ghodichore, N., Dhanya, C. T. and Vinnarasi, R. (2016). Performance Evaluation of Reanalysis Products in Simulating the Hydrological Cycle Over India. HYDRO-2016. Place: IIT Roorkee

11.

Vinnarasi, R. and Dhanya, C. T. (2016). Evolution of Extreme Temperature Events under Changing Climate. Asia Oceania Geosciences Society (AOGS) 13th Annual Meeting. Place: Beijing, China

12.

Vinnarasi, R., Dhanya, C. T. and Kumar, H. (2018). Copula-Based Non-Stationary Joint Deﬁcit Index for Drought Characterization. AGU-Fall Meeting 2018. Place: Washington D.C., USA

13.

Vinnarasi, R. and Dhanya, C. T. (2018). Event Based Intensity-Duration Model for Changing Climate. EGU General Assembly 2018. Place: Vienna, Austria

14.

Vinnarasi, R. and Dhanya, C. T. (2020). Time-Varying Meteorological Drought Index for a Changing Climate. EGU General Assembly 2020. DOI: 10.5194/egusphere-egu2020-621 Place: Vienna, Austria

15.

Vinnarasi, R., Dhanya, C. T. and Chaudhary, S. (2020). Covariate based Time-Varying Intensity-Duration-Frequency Curve for Changing Climate. EGU General Assembly 2019. Place: Vienna, Austria

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