12VAC5-590-490: Adequate treatment

A. Adequate treatment is any one or any combination of the controlled processes of coagulation, sedimentation, absorption, filtration, disinfection, or other processes that produce water consistently meeting the requirements of this chapter. The concept of adequate treatment also includes processes that are appropriate to (i) the source water; (ii) waterworks that are of adequate capacity to meet maximum demands without creating health hazards and that are located, designed, and constructed to eliminate or prevent cross-connections; and (iii) the conscientious operation by well-trained and competent personnel whose qualifications are commensurate with the responsibilities of the position and acceptable to the department.

B. A waterworks shall provide adequate treatment when required and in accordance with 12VAC5-590-680 to ensure the production of potable water.