7 Pa. Code § 39.57 – Water testing.

(a) Samples for bacteriological testing of individual water supplies shall be taken upon the initial approval of the supply, a frequency of not less than once every 6 months thereafter and when any repair or alteration of the water supply system has been made. Bacteriological examinations shall be conducted in a laboratory acceptable to the Secretary.
(b) Records of water tests shall be kept on file at each frozen dessert plant for at least 1 year.

The provisions of this § 39.57 adopted June 29, 1984, effective June 30, 1984, 14 Pa.B. 2242.

This section cited in 7 Pa. Code § 39.72 (relating to operating from depot required).