Sinkhole Danger: Old Septic Tanks Oct 26, 2005 12:56:03 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by L Roebuck on Oct 26, 2005 12:56:03 GMT -5 Here is a CBS News article that some may want to read about abandoned septic tanks that can collapse.Sinkhole Danger: Old Septic Tankswww.cbsnews.com/stories/2005/10/26/earlyshow/living/home/main981411.shtml