The ribbon is cut on the Lewis & Clark Regional Water System's water treatment plant in Vermillion.
Gov. Dennis Daugaard, Sen. John Thune and Representative Kristi Noem were there Tuesday to help unveil the new facility. Iowa Representative Steve King, Bureau of Reclamation Commissioner Mike Connor and former L&C Chairman Gary Hanson spoke at the event.
Approximately 250 people were expected to see the ribbon cutting and tours Tuesday afternoon.