Precondition (mandatory for certification). Water quality is managed on an ongoing basis: turbidity, pH, free chlorine (and coliforms where chlorine is undetectable) sampled at least yearly at 5% of dispensers (up to four) with results submitted annually, and a Legionella management plan covering hot water, cooling towers, fountains and other aerosolising systems, with roles, system inventory and flow diagrams, hazard analysis, monitoring limits and corrective actions, critical control points, verification and validation, and records, implemented with annual reporting. Parts: (a) Monitor Chemical and Biological Water Quality; (b) Implement Legionella Management Plan.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.