This impactful Research Handbook tackles the pressing challenge of ensuring water security and resilience. It provides a comprehensive overview of water law and governance in the EU including the regulation of water usage and the safeguarding of resources.Leading experts examine key governance approaches and risk management strategies, particularly in the context of mitigating floods, droughts, and other hazards. They explore crucial interconnections, including water's interaction with energy, agriculture, land use, and sustainability, as well as links to international water law and the wider field of EU environmental law. Combining scientific understanding with practical orientation, chapters present ways to improve water governance with novel approaches such as river rights and nature-based solutions.The Research Handbook on EU Water Law is greatly beneficial for students and scholars of environmental, water, and European law. Its insights into the interaction of law and practice make it a valuable resource for policymakers and practitioners including spatial planners and water managers.