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Related Case Studies
Super Phos® Lowers Papermill Operating Costs in China
Problem The existing wastewater treatment system uses 600 kg/day of diammonium phosphate (DAP) to provide the needed phosphorus concentration to maintain a healthy microbial population to treat wastewater. These microorganisms break down the organic matter being discharged from the paper processing facility. Without the correct concentration of available phosphorus, the microorganisms are unable to grow...
Bio Genesis® Reduces Foam and Increases Stability at Arizona Municipal Wastewater Treatment Facility
Problem A municipal wastewater treatment facility in Arizona uses an activated sludge system with 4 oxidation ditches to treat approximately 9 million gallons per day. The system frequently experiences intermittent foaming and settling issues. The operator was looking for a solution to the foaming and settling issues that would also provide operational stability throughout the...
Bio Genesis® Reduces Foam and Increases Stability at Idaho Municipal Wastewater Treatment Facility
Problem A municipal wastewater treatment facility in Idaho uses a small, activated sludge system to treat 35,000 gallons per day (gpd); waste activated sludge (WAS) is removed from the system approximately every 2 to 3 weeks. The system frequently experienced intermittent foaming and settling issues, as well as seasonal impact from grease relating to the...
Related Blog Posts
Breaking Down COD
By Heather Jennings, PE When I first came into the water field in the 2000s, the general rule of Chemical Oxygen Demand to Biochemical Oxygen Demand (or COD to BOD5) was 2:1. That was pretty much all you needed to know in order to understand whether something could be treated chemically, physically, or biologically. Now, the wastewater industry has moved toward COD instead of BOD5. The reason that COD is...
Are You Using Wastewater Bioindicators?
By Jael Batty Water quality can be evaluated quickly, efficiently, and cost-effectively through the use of bioindicators. The presence and activities of microorganisms can indicate changes in system operations and point to the source and magnitude of an issue.1 Protozoa Approximately 4% of the microorganisms in wastewater are protozoa, which are single-celled aerobic microorganisms. Protozoa...
Your Wastewater System Runs Smoothly, Until It Doesn’t!
By Heather Jennings, PE The first thing I usually hear from operators is that they don’t have any problems! Everything runs perfectly, all the time, until it doesn’t. Then the heartburn, extra hours, and long days begin. The only other thing as sure as death and taxes for a wastewater system is that it will...
