Three types of flooding (IMAGE) University of Hawaii at Manoa Caption Three types of flooding: direct marine flooding (left), drainage backflow (center), groundwater inundation (right). Credit Hawaii and Pacific Islands King Tides Project (left and center), Honolulu Police Department (right). Usage Restrictions Image may only be used with appropriate caption and credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.