Timelapse satelite photo (VIDEO) University of Copenhagen - Faculty of Science This video is under embargo. Please login to access this video. Caption Timelapse satelite photos of the meltwater outburst flood occurred between September 23 and October 11, during which the lake’s water level plummeted 154 meters. Credit Aslak Grinsted/Sentinel Usage Restrictions Credit License Original 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.