The 5th International Conference on Water Resources Development and Environmental Protection 2023 (ICWRDEP 2023) was successfully conducted using a hybrid approach on September 23rd, 2023, at Universitas Brawijaya in Malang, East Java, Indonesia. ICWRDEP has maintained its biennial schedule, an ongoing tradition since the middle of 2015.The Water Resources Engineering Department - Faculty of Engineering - Universitas Brawijaya organized the ICWRDEP 2023 in cooperation with the Ministry of Public Works and Housings of Indonesia, Miyazaki University in Japan, and the Indian Institute of Technology Roorkee, India. The conference topics are River Engineering and Management, Coastal Engineering and Management, Environmental Engineering and Sanitation, Water-Related Disaster Risk Reduction, Water Resources Engineering and Management, and Water-related to Civil, Architectural Engineering. Through the presentation of papers and discussion, the conference provides a platform for researchers, engineers, and academicians to meet and share ideas, achievements, and experiences. This international event is essential in promoting and encouraging practitioners to apply the new concept of water resource development and techniques and enhancing knowledge and understanding with the required specifications of analysis, design, and construction of any engineering concept.We want to convey our deepest gratitude to the Rector of Universitas Brawijaya, the Dean of Engineering Faculty, Keynote Speakers Arie Setiadi Moerwanto, Ph.D from Ministry of Public Works & Housing, Republic of Indonesia, Prof. Keisuke Murakami from Miyazaki University, Japan, Prof. Deepak Khare from Indian Institute of Technology Roorkee, India, Prof. Donny Harisuseno from Universitas Brawijaya, Indonesia, International Advisory Board members, organizing committee, and all participants.The Proceedings of the IOP Conference Series: Earth and Environmental Science feature original research papers stemming from the presentations at ICWRDEP 2023. Experts in relevant fields reviewed all manuscripts submitted to the Proceedings ICWRDEP 2023. We appreciate all of the reviewer’s time and thoughtful comments. Their reviews, we believe, aided in improving the scientific quality of the papers presented.We are looking forward to the 6th ICWRDEP in 2025. We expect more experts and scholars worldwide to attend this international conference.Malang, September 23rd, 2023Universitas BrawijayaIndonesiaList of Committees, Documentation are available in the pdf.
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