Hans Gehrels

expert advisor on sustainable urban water management / market team manager Sustainable Cities

+31613181630

Hans.Gehrels@deltares.nl LinkedIn profile

Hans Gehrels holds a PhD in hydrogeology and developed a clear focus on sustainable water management and urban resilience throughout his career. His main fields of expertise as a strategic advisor include urban resilience and sustainability, flood risk, climate adaptation and water sensitive urban design. Gehrels has work experience in The Netherlands, Argentina, Botswana, Costa Rica, India, Lao PDR, Mexico, Philippines, Puerto Rico, Singapore, Sri Lanka, United States, Viet Nam. He has recently worked as a team leader in World Bank assignments focusing on flood risk management in Muang Xay (Lao PDR), Colombo (Sri Lanka), Manila (the Philippines) and in Ho Chi Minh City (Viet Nam). Gehrels is currently the leader of the research track on Climate-proof Cities within the Dutch National Water and Climate Knowledge and Innovation Programme.

Hans Gehrels is manager of Deltares’ corporate market team on Urban Resilience. This corporate team initiates and coordinates research and specialist advice Deltares offers worldwide on the challenges of cities in becoming more inclusive, safe, resilient and sustainable. Gehrels represents Deltares as a Platform Partner in the 100 Resilient Cities Network powered by Rockefeller. As a Platform Partner, Deltares is currently involved in building resilience in New Orleans, Mexico City, San Juan, Bangkok, Surat and Christchurch.

Gehrels has experience as a researcher, as a manager and as a strategic advisor for multiple stakeholders. He worked as a researcher at TNO Institute of Applied Geosciences, a forerunner of Deltares. In addition, Gehrels was assistant professor at Delft University of Technology, Faculty of Civil Engineering and Geosciences, focusing on stochastic hydrology and geohydrology. Gehrels has been the manager of several urban water management departments at Deltares, being responsible for project management, financial results and human resources. As a strategic advisor, he supports cities in complex projects aiming at improving urban water management and sustainable development. Gehrels (co-)authored several publications for international peer-reviewed journals, dealing with groundwater modelling, time series analysis, groundwater recharge, unsaturated zone hydrology, and aquifer heterogeneity.

Working experience

2012- present Deltares expert advisor urban water management / market team manager urban resilience
2012 – present Deltares expert advisor on sustainable urban water management / market team manager Sustainable Cities
2009 – 2012 Deltares Head of the department of Urban Water and Subsurface and member of the Soil and Groundwater Systems management team
2008 – 2009 Deltares Head of the department of Geo-infrastructure and member of the Soil and Groundwater Systems management team
2006 – 2007 TNO Head of the department of Geo-infrastructure and Observation and member of Soil and Groundwater management team
1996 – 2005 TNO Researcher/consultant - National Geological Survey, Groundwater Department
2000 – 2004 Delft University of Technology, Faculty of Civil Engineering and Geosciences, Department of Water Management Assistant professor
1994 – 1996 Delft University of Technology, Faculty of Civil Engineering and Geosciences, Department of Water Management Research fellow
1990 – 1994 The Vrije Universiteit Amsterdam, Faculty of Earth Sciences, Department of Hydrology and Quaternary Geology Ph.D. student