Colorado Rainfall (IMAGE) University of Iowa Caption The dark blue areas over Colorado indicate regions that received more than 1,000 percent of their normal rainfall for Sept. 10-16, 2013. Credit Courtesy of the U.S. National Weather Service Advanced Hydrologic Prediction Service. 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.