105 CMR 445.033
Laboratory Analysis and Reporting
(A) Laboratory Analysis. Laboratory analysis of bathing water as required by 105 CMR
445.000 shall be conducted in accordance with the most recent edition of the Standard Methods
for Examination of Water and Waste Water of the American Public Health Association or as
approved by the United States Environmental Protection Agency.
(B) Reporting.
(1) Routine Reporting by Operators. Any operator or authorized agent of a public bathing
beach, except public bathing beaches operated by the Commonwealth, and any operator or
authorized agent of a semi-public bathing beach shall report the certified results of all testing,
monitoring and analysis of bathing water to the Board of Health within five days of receipt
of the results from the laboratory.
(2) Reporting by Operators of Levels Exceeding the Established Standards. Any operator
or authorized agent of a public or semi-public bathing beach shall immediately, and in no
event later than 12 hours of the results being validated, report to the Board of Health the
results of all testing, monitoring and analysis of bathing water found to exceed the standards
established in 105 CMR 445.030.
(3) Reporting by the Board of Health. The Board of Health or its authorized agent shall
report the results of all testing, monitoring and analysis of bathing water to the Department
no later than October 31st of each year.