Officials at the authority initially said that about 1.7 million cubic yards of wet coal ash had spilled when the earthen retaining wall of an ash pond at the Kingston Fossil Plant, about 40 miles west of Knoxville, gave way on Monday. But on Thursday they released the results of an aerial survey that showed the actual amount was 5.4 million cubic yards, or enough to flood more than 3,000 acres one foot deep.
...The Tennessee Department of Environment and Conservation also released a statement saying there was no indication of risk unless the ash was ingested. New York Times 12/27/08
Is there any reason that we should believe them?