Source Water Sudden and massive growths of algae in lakes or reservoirs. Tags: Certification Exam Prep, Distribution System, Water Treatment Read more articles Previous PostInstrumentation & ITNext PostHydraulics You Might Also Like Texas Class D Water System Operator Requirements June 16, 2017 Water Treatment and Distribution System January 12, 2017 State Certification Information | California Wastewater Operator Certification Program July 13, 2018 Post author:jay@americanwatercollege.org Post published:February 1, 2017 Post category:Certification Exams / Distribution / Water Treatment