The former Sixth Street Generating Station is located in Cedar Rapids, Iowa. The generating station was severely impacted by flooding in 2008 and achieved substantial demolition in December 2015.

The CCR units and the regulatory designation of units at Sixth Street are:

  • Pond 1 (Inactive Surface Impoundment – Closed 12/2018)
  • Pond 2 (Inactive Surface Impoundment – Closed 12/2018)
  • Pond 3 (Inactive Surface Impoundment – Closed 12/2018)
  • Pond 4 (Inactive Surface Impoundment – Closed 12/2018)