Recent SemestersFall 2026, Fall 2025, Spring 2025, Fall 2023, Spring 2022Class Size30 studentsCredits3PrerequisiteET 270 Transfers ToCSUDescriptionThis is the second course in a series of wastewater treatment courses designed to train students in the practical aspects of operating and maintaining wastewater treatment plants, emphasizing the use of safe practices and procedures. It is intended for students working or who seek employment in the wastewater treatment field. Topics include conventional activated sludge processes, sludge digestion and solids handling, effluent disposal, plant safety and good housekeeping, plant and equipment maintenance, analysis and presentation of data, and records and report writing. Students also learn how to analyze and solve operational problems and to perform mathematical calculations related to wastewater treatment process control.Usually HeldMon 7:00pm–10:10pm, Mon 7:05pm–10:15pm 