A Water Quality Index — Crashing the Psychological Barrier

Use of this somewhat bombastic title stems from our desire to draw critical attention to a process of decision making that in practice has been more of an art than a science. At issue is the long standing need for a uniform method for measuring water quality - a “yardstick” with units that are simple, stable, consistent, and reproducible — and an unambiguous method for communicating this information to everyone concerned.