This app is designed for wastewater operators and engineers who need easy to use formulas for daily lab work or troubleshooting problems. The formulas are organized by processes. This app only uses English measurements. Answers can be emailed. You can view an online demo at h3apps.com.
What's new in version 1.2.1
Additional 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.