In this first part of a two part article, the causes of filamentous bulking and practical control measures are presented. Physical and chemical control of filaments and the causes and control of activated sludge foaming will be presented in a following second part.
The City of Saluda is located in both Henderson and Polk counties in the U.S. state of North Carolina. The population was 713 at the 2010 census. Saluda is famous for sitting at the top of the Norfolk Southern Railway's Saluda Grade, the steepest main line standard gauge railroad line east of the Rockies. The main street of Saluda is a bustling hub of newly formed restaurants and art galleries.
The academy was at the time the only school in Saluda, it served as a seminary for girls and people would come from miles around to attend. The private school lasted until 1922 when the old academy was torn down and the new school was put at the top of the hill overlooking the old location of the academy.