The US EPA has launched a new app and website that let’s users check on the health of waterways anywhere in the US. It provides information on thousands of lakes, rivers and streams across the US. The release of the website corresponds to the 40th Anniversity of the Clean Water Act. The app uses GPS […]
Tag: ozone
Santa Barbara to Complete Upgrade to Ozone
The City of Santa Barbara’s Cater Water Treatment Plant is being upgraded in response to stricter federal drinking water regulations. The $20 million ozone water treatment project is about 80 percent complete. The work should be completed by the end of January. Ozone will replace chlorine in the pre-treatment of water at the plant. Besides […]
Dangers of Bromate in Drinking Water May Be Overstated
Ozone can react with bromide ion to form bromate. Currently, the USEPA has a limit of 10 micro grams per liter for ozone in drinking water. This level has been extended to other water treatment applications, for example, ground water remediation. The USEPA is considering lowering the allowable limit for bromate to 5 micro grams […]
ISPE Issues New Ozone Water Treatment
Ozone is widely used in the pharmaceutical industry to purify water for process applications. The International Society of Pharmaceutical Engineers has issued new guidelines on the design and use of ozone systems for pharmaceutical water treatment and sanitization. A table of contents of the updated guidelines can be found below: ISPE Guidelines Ozone Water Treatment […]
Montreal to Add a $200 Million Ozonation Plant
Medications, pesticides and hormones are emptying into the St. Lawrence River from Montreal’s water-treatment plant, but an ozone disinfection system that would remove significant amounts of those substances won’t be up and running until 2015. A team of researchers at the Université de Montréal has for years been tracking the presence of antibiotics, chemotherapy and […]
Brazilian Pulp Mill Expand Ozone Production
The Fibria Pulp and Paper Mill in Jacarei is increasing ozone production to 750 kg/h or 18 tons per day. This is one of the largest ozone installations in the world. Bleaching pulp with ozone is more environmentally friendly than alternative bleaching systems. Ozone is also a very powerful and effective bleaching agent. Ozone is […]
Martin’s Ferry Uses Ozone for Iron and Managanese Removal from Drinking Water
New upgrades to the Martin’s Ferry water treatment plant included ozone generators that remove iron and manganese before the water is sent to a distribution pump. The ozone generators were installed about one year ago. The plant has the capacity to produce five million gallons of water daily. Ozone is widely used to remove iron […]
Water Reuse Requires Multiple Barrier Approach
In previous posts we have talked about reuse of wastewater for drinking purposes including the feelings of Americans towards the use of wastewater for their water supply. In reality, many American’s already use wastewater as their drinking water source. If your drinking water plant is down stream of another cities wastewater plant, you are in […]
Americans Show Interest in Wastewater Reuse
Most Americans have limited knowledge about their drinking water supply,but they are concerned about it, and believe recycling water is something that should be considered according to a recent survey. However, Americans are less accepting of drinking recycled wastewater in a practice known as toilet-to-tap, the survey found. With clean water growing scarce in much […]
Portland, Maine Upgrades Water Treatment Plant with UV and Ozone
A major upgrade to the Sebago Lake Water Treatment Facility has been started for the Portland Water District’s treatment facility in Standish at a cost of a $12.8 million. It adds two UV reactors as well as an upgraded ozone water treatment system. The Water District has been designing this system since 2002. Engineers with […]