The Association of State Dam Safety Officials publishes a great collection of news links every month. In this batch, there are a number of articles related to the TVA coal ash dam failure, including links to a recently released EPA list of the 44 coal ash dams rated with a high hazard. Initially, the EPA was not releasing the locations at the request of the USACE because of fears that the dams may become a terrorism target. (AP Photo/Wade Payne)
Other interesting news items from the ASDSO included a dam failure in Brazil that killed 7 people, a leaking dam in Kentucky, the possibility of rebuilding Teton Dam in Idaho (site of a famous dam failure), seepage at Howard Hanson Dam in Washington State.
[Editor] An effluent pond in southeast Texas was suffering from years of erosion. Recently, an escalation of subsurface water seepage through the pond’s embankment threatened the community’s main water source. URETEK used their versatile geopolymer product to inject beneath the embankment to seal off the seepage. The project was a huge success! Read on for this contributed article from GeoPrac sponsor URETEK ICR. [/Editor] 