A group A water system serving fewer than one hundred connections that purchases water from a water system approved by the department shall measure chlorine residuals at the same time and location of collection for a routine and repeat coliform sample.
RCW 70A.125.190
Measuring chlorine residuals.
2009 c 367 s 8
Official source: Washington State Legislature. Reproduced from public-domain Washington statutes; confirm against the official source for the current text. Not legal advice.