25 Pa. Code § 109.1201 – Scope.

(a) Scope. This subchapter establishes or extends treatment technique requirements in lieu of maximum contaminant levels for Cryptosporidium. These requirements are in addition to requirements for filtration and disinfection.
(b) Applicability. This subchapter applies to public water systems supplied by a surface water source and public water systems supplied by a groundwater source under the direct influence of surface water. Systems that are part of a combined distribution system shall comply with the requirements of this subchapter based on the population of the largest system in the combined distribution system.

The provisions of this § 109.1201 adopted December 24, 2009, effective December 26, 2009, 39 Pa.B. 7279.

This section cited in 25 Pa. Code § 109.301 (relating to general monitoring requirements).