Mich. Admin. Code R. 325.10731 - Sample analyses; approved laboratories and personnel
Rule 731. For the purpose of determining compliance with the monitoring requirements prescribed by this part, samples shall be considered valid only if they have been analyzed by a laboratory approved by the department, except that measurements for alkalinity, bromide, calcium, daily chlorite samples at the entrance to the distribution system, conductivity, magnesium, orthophosphate, pH, residual disinfectant concentration, silica, specific ultraviolet absorbance, temperature, and turbidity may be performed by personnel acceptable to the department.
Notes
State regulations are updated quarterly; we currently have two versions available. Below is a comparison between our most recent version and the prior quarterly release. More comparison features will be added as we have more versions to compare.