Case Studies

Ohio Wastewater Treatment Plants Install High Output Vertical Lamp System for Wastewater

In 2001, the city of Xenia, Ohio, budgeted funds in its capital program to upgrade the two wastewater treatment plants serving the city's population of 23,000.

One plant, built in 1958, treated four million gallons daily; the other, built in 1970, processed 3.7 million gallons a day.

The city was seeking an alternative to the plants' chlorine gas disinfection technology.

Chlorine gas as a disinfection solution had unacceptable safety issues and created problems for the city in complying with environmental regulation.


Spring Creek Wastewater Treatment Plant Disinfects with UV Technology

The Spring Creek Wastewater Treatment plant in Springfield, Ill., recently completed a phase of a new sewage treatment project, according to The State Journal-Register. In July, sewage from 100,000 of the community’s 150,000 residents began flowing through a new plant located directly across the street from the old plant.


$4 Million UV Treatment System Installed at Sonoma County Plant

According to, the Russian River Sanitation District in Guerneville, Calif., recently installed a $4 million ultraviolet wastewater treatment system. The Ozonia Aquaray 40 HO system will allow the district to meet the standards for discharges into the Russian River in the winter.


Ozonia Signs Contract to Provide Ozone Systems to Beijing Treatment Plants

Beijing Drainage Group selected company as best of three biddersOzonia China signed a new ozone contract with Beijing Drainage Group, the largest wastewater company in China in terms of total assets, to reinforce the Bei Xiaohe Wastewater Treatment Plant.

Beijing Drainage Group selected the Ozonia ozonator CFV-05 as the most efficient and cost-effective solution of three invited bidders.


IWA Announces Regional Winners of 2010 IWA Project Innovation Awards

Winners revealed in awards ceremony in BarcelonaThe winners of the International Water Assn. (IWA) Project Innovation Awards were revealed in an awards ceremony in Barcelona, Spain. The winners by award category are: