Hydraulics The amount of energy water has due to its elevation, measured in feet. Also referred to as potential energy. Tags: Certification Exam Prep, Distribution System, Elevation Head, Hydraulics, Water Treatment Read more articles Previous PostSource Water Next PostAdvanced Treatment You Might Also Like Disinfection January 30, 2017 Water Quality January 28, 2017 Texas Class C Water System Operator Requirements (part 2) June 15, 2017 Post author: Post published:February 2, 2017 Post category:Blog / Certification Exams