**Acknowledgements**

This study was conducted in cooperation with the Municipal Disaster Risk Reduction and Management Office (MDRRMO) of Calumpit and the Philippine Atmospheric Geophysical and Astronomical Services Administration (PAGASA). We would like to express our deepest appreciation to Calumpit Municipality Mayor Jessie P. De Jesus and the officers of MDRRMO. We would also like to extend our sincere gratitude to the officers in the Pampanga River Basin Flood Forecasting and Warning Center (PRBFFWC) and the headquarters of PAGASA for their support during the field activities. We also owe a great debt to the National Mapping and Resource Information Authority (NAMRIA) for providing high-resolution DEM data (IFSAR) in the step of risk identification under the MOU between NAMRIA and ICHARM. Last but not least, we thank all persons involved for their kind support in conducting this study.
