Birds Point Levee (image) University of Illinois College of Agricultural, Consumer and Environmental Sciences Share Print E-Mail Caption The original 60.5-foot Birds Point fuse plug was blown up using 265 tons of TNT on May 2, 2011. The USACE filled in the crater lake and temporarily patched the levee by putting in a patch that was 55 feet high in fall of 2011. In 2012 they restored it to the original height. Credit University of Illinois Usage Restrictions None Share Print E-Mail 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.