Pass your test the first time! No stress. No worry. This course will prepare you to pass your 4th level wastewater treatment operator exam with confidence. There are 36 individual lesson modules included in this course. Basic Water Math, Unit Conversions, Working with Formulas, Understanding Percentages, Calculating Area, Calculating Volume , Weight Volume Relationships, Force-Pressure-Head, Velocity and Flow Rate, Pumps, The Metric System, Problem Solving, Math and Treatment Review, Wastewater Flow Problems, Preliminary […]