The USACE Flood Risk Management Program (FRMP) works across the agency to focus the policies, programs and expertise of USACE toward reducing overall flood risk. This includes the appropriate use and resiliency of structures such as levees and floodwalls, as well as promoting alternatives when...Read more

The Hydrologic Engineering Center (HEC), an organization within the Institute for Water Resources, is the designated Center of Expertise for the U.S. Army Corps of Engineers in the technical areas of surface and groundwater hydrology, river hydraulics and sediment transport, hydrologic statistics...Read more

A part of the USGS Water Science School, this page provides a series of questions and answers surrounding water. Topics include Water at Home, Water Use, Measuring Water, Water Chemistry and Quality, and the Water Around Us.Read more

Research paper testing the accuracy of an invasive aquatic plant risk assessment system in the United States, modified from a system originally developed by New Zealand's Biosecurity Program. The high accuracy with which these methods can distinguish non-invaders from harmful invaders suggests...Read more