Classification Of Water Systems

01. System Classification Required. The Department will classify community, non-transient non- community, and surface water PWSs based on indicators of potential health risks. (7-1-24) 02. Classification Criteria. PWSs are classified under a system that uses the following criteria: (7-1-24) a. Complexity, size, and type of source water for treatment facilities. (7-1-24) b. Complexity and size of distribution systems. (7-1-24) c. Other criteria deemed necessary to completely classify PWSs. (7-1-24) d. The Department will develop guidelines for applying the criteria set forth in Section 553. (7-1-24) 03. Classification Review. The Department will review PWS classifications on a minimum five (5 ) year frequency. (7-1-24)