Environmental Hydrology Laboratory
Institute of Environmental Science & Meteorology
College of Science, University of the Philippines Diliman
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Mayzonee Ligaray
Principal Investigator / Professor
Dr. Mayzonee Ligaray (Mei) is a licensed Metallurgical Engineer. She took her Masters of Science in Environmental Engineering in the University of the Philippines Diliman which focused on wastewater treatment.
p: +632 8981 8500 local 3994
Kean Michael Cabigao
DOST-SEI CIP MS Graduate Fellow
Kean has a strong enthusiasm for learning new skills and expanding his knowledge in surface water hydrology. He is both an eager learner and a generous mentor to his colleagues, often encouraging innovative ways to address the limitations of hydrologic models.
Jayson del Rosario
University Research Associate 1 | MS Environmental Science Student
Jayson has extensive field experience in the water environment, particularly in surface water systems. He enjoys exploring new places, discovering good food, and is always eager for new adventures.
Elaine Claire Macaspac
Project Technical Assistant V | MS Environmental Science Student
Elaine’s research experience often involves community engagement. Her skills in fieldwork, project management, and science communication further strengthen her capabilities as a well-trained researcher.
Diego Salcedo
University Research Associate 1 | MS Environmental Science Student
Diego is an avid traveler who enjoys exploring new places and learning new things. He is vocal about his convictions and remains open to new ideas and thoughtful debate. He is also a reliable researcher, particularly in environmental modeling and monitoring.
Mark Roan Elrae Villareal
Project Technical Assistant 3 | MS Environmental Science Student
Mark is a Physics graduate with a keen interest in Astronomy and reading. He is a dependable researcher with strong experience in community engagement and project management, as well as technical expertise in numerical modeling and water quality monitoring.
Ree Andrea Alejado
MS Environmental Science Student
Ree's research skills has been honed by joining E-Hydro Lab's various field activities. Her attention to detail has been an advantage when doing water quality analyses and conducting groundwater studies.
Rodyson C. Asis
MS Environmental Science Student
Rodyson joined the lab in 2025. He has a very curious mind and loves adventures. These qualities made field activities enjoyable for him.
Wendelyn Baya
MS Environmental Science Student
Wendy started her MS degree in 2024. Having an adventurous streak, she is very active in joining field work related to river profiling and water sampling activities.
Caelan Philip Diaz
MS Environmental Science Student
Caelan is a licensed Geologist currently pursuing an MS in Environmental Science. He is a diligent and dedicated student who actively participates in student-led initiatives, contributing not only to academic and scientific research efforts but also to broader societal concerns.
Roger B. Dologuin, Jr.
PhD Environmental Science Student
Roger's background in engineering and science has been essential to his research on the water environment. His plan to integrate both disciplines in his research work offers a broad perspective in addressing water pollution.
Kiby Gabriel
MS Environmental Science Candidate
Kiby is a licensed Chemical Engineer. He is a talented individual with an experience in coastal, marine, and surface water environments.
Matthew Monric N. Magbata
MS Environmental Science Student
Matt is a Mining Engineer who loves making data-driven maps. He also likes reading, writing, and learning new things to gain more knowledge about the world.
Rena Christina C. Puno
MS-PhD Environmental Science Student
Rena is an MS–PhD Environmental Science student and a faculty member at the College of Environmental Science and Forestry, Central Mindanao University. Her teaching experience is evident in the thoughtful and engaging way she shares knowledge, often helping her classmates in GIS and remote sensing techniques.
Previous members
Research Associates
Richard Cornelio
Dale Joseph Salazar
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