The Missouri River and Mississippi River waste-water treatment plants in St. Charles, Mo., have been challenged to keep up with residential and commercial development in one of the nation's fastest growing areas. Both are going through major upgrades to better serve the city and its 66,000 residents for the next 20 years.
Begun in 2010, the improvements to the two activated sludge plants are making life interesting for the facilities' 14 team members. "Our biggest concerns are keeping enough equipment in operation, meeting effluent quality, and working with the multiple contractors and design
