A major upgrade is underway for Spokane, Washington's Riverside Park Water Reclamation Facility, which is commonly referred to as the Next Level of Treatment. As part of the upgrade a new filtration system will be added to the facility that will great improve the quality of the effluent released into the Spokane River.
The upgrade will increase the phosphorous removed from the effluent to 99% from the current 90%. It is a part of the city's Integrated Clean Water Plant which is putting more than $300 million towards:
- And upgrade the Water Reclamation Facility to remove more pollutants from the plant's effluent.