The 2006 WQA Aquatech USA show boasted a record number of attendees at the event, held March 28-April 1, outside Chicago. Nearly 5,000 attendees were on hand for “The Water Opportunity Show.” The official tally, 4,825 attendees, marks an 8 percent increase over last year's total. The conference is co-presented by the Water Quality Association and the Amsterdam RAI. The 2006 conference is the second year of the partnership, and the second year of record-level attendance.