Arlington’s tap water is the cleanest among the nation’s big cities, according to a study by a Washington, D.C.-based environmental advocacy group. The Environmental Working Group calculations released this weekend were based on testing conducted since 2004 that found 316 pollutants in U.S. drinking water systems. The rankings that put Arlington No. 1 took into […]
Month: December 2009
California Law Supports Ozone Storm Water Treatment
With the passage of California SB 790, also known as the Stormwater Resource Planning Act, ozone treatment programs like the one being piloted in Agoura Hills, CA to clean up pollution in local streams could become a popular alternative to building large, expensive water treatment facilities. The bill, authored by Sen. Fran Pavley (D-Agoura Hills) […]
Winnipeg to Start Up Water Plant with Ozone
Several months ago we mentioned that Winnipeg was building a water treatment plant that would use ozone to treat their water. Now the start up of that plant is only days away, turning on the taps at a $300-million water-treatment facility. In the new plant ozone will break down organic chemicals into smaller, more easily […]
Sonic Technology May Enhance Ozone Effectiveness in Water Treatment
An EPA sponsored study has indicated that sonic energy can enhance ozone effectiveness for disinfection. ozone is already widely used for drinking water treatment applications including disinfection. Currently ozone is produced using the corona discharge method and dissolved into the water either using venturi injectors or fine bubble diffusers. The ozonated water is than sent […]