IMERG Image of Oregon Rainfall (IMAGE) NASA/Goddard Space Flight Center Caption NASA's IMERG measured rainfall from Dec. 2 to 9 and found that many areas from northern California through the state of Washington had rainfall totals greater than 160 mm (6.3 inches). Over open waters of the Pacific Ocean some rainfall totals reached over 310 mm (12.2 inches). Credit Credits: NASA/JAXA/SSAI, Hal Pierce Usage Restrictions None 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.