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 Water Treatment and Distribution System January 13, 2017 Certification Exam Tips from American Water College April 1, 2013 Volume Problem – Wastewater Math December 1, 2016 Post author: Post published:February 2, 2017 Post category:Blog / Certification Exams