The following resources support the design and implementation of Customer Complaint Surveillance (CCS), a component of a Surveillance and Response System (SRS).
- Tools to Establish CCS Alert Thresholds: The Alarm Estimation Tool and Threshold Analysis Tool can be used to establish alerting thresholds for customer water quality complaints. Learn which tool is right for your application.
Designing Customer Complaint Surveillance For Water Quality Surveillance and Response Systems (PDF)(48 pp, 4 MB)
Provides guidance for designing a system that monitors customer water quality complaints to detect water quality problems, including potential contamination incidents.