Filtration What is a typical filter run time for a high-rate filter system? Tags: Certification Exam Prep, Distribution System, Filtration, High-rate Filter, Water Treatment Read more articles Previous PostFire Hydrants & Valves Next PostSource Water You Might Also Like Coagulation & Flocculation February 5, 2017 Distribution System January 27, 2017 Arizona Water Operator Certification Reciprocity June 18, 2018 Post author: Post published:January 19, 2017 Post category:Certification Exams / Distribution / Water Treatment