Our Wastewater Manager app is designed for wastewater operators, engineers, or anyone else who has a need for easy to use mathematical formulas relating to wastewater. The formulas are organized by processes and can be used to assist in daily lab work, process troubleshooting, and many other purposes. The formulas in this app use English measurements. Answers can be emailed to be printed for future use. In the latest version, formulas have been added for Activated Sludge, Sludge Digestion & Production, Chlorination & chemical Addition, Pumping Horsepower & Efficiency, and Laboratory Procedures. There are now over 75 formulas for calculating wastewater processes. To view a FREE online demo, go to http://h3apps.com.