A flood of opportunity┬áAfter 65 consecutive years of sales growth and scores of product additions, Diamond V Mills has become a global player that saw its mettle tested when a flood struck its main manufacturing facility, as Keith Regan learns. ┬áBy the time the Cedar River crested at a record level of more than 31 feet above flood stage on June 13, 2008, some nine square miles of Cedar Rapids, Iowa, lay under water, including many manufacturing facilities in the cityÔÇÖs industrial area.