22.1. For the purposes of section 22, the following adaptations are permitted for a distribution system that has a disinfection treatment facility that only supplies populations served by tank trucks north of the 55th parallel or a population of 500 persons or less, and for 1 or more health and social services institutions, educational institutions, correctional facilities or tourist establishments:
(1) no continuous measurement equipment is required;
(2) the measurements may be taken by means of daily sampling over not fewer than 5 days per week; the alarm system installed may be limited to warning of a breakdown or defective operation of the disinfection treatment facility;
(3) for the purposes of the third paragraph of section 22, the measurements may be taken by means of daily sampling over not fewer than 5 days per week and the alarm system is not required; and
(4) the entries in the record may be made at each sampling for all the measurements taken.