Sand on Buffalo Bayou (IMAGE) University of Houston Caption The torrential flooding and currents unleashed by Hurricane Harvey pushed sand miles upstream, depositing it along the banks of Buffalo Bayou. Credit University of Houston 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.