Illinois Administrative Code
Title 35 - ENVIRONMENTAL PROTECTION
Part 654 - RAW AND FINISHED WATER QUALITY AND QUANTITY
Subpart C - BACTERIOLOGICAL SAMPLES
Section 654.303 - Finished Water Bacteriological Quality
Universal Citation: 35 IL Admin Code ยง 654.303
Current through Register Vol. 48, No. 38, September 20, 2024
a) Compliance with 35 Ill. Adm. Code 604.102 shall be determined using the following:
1)
Confirmed negative sample results (no coliform present) shall be counted as
zero when computing the monthly average.
2) Confirmed positive excessive growths shall
be counted as 80 when computing the monthly average.
3) Confirmed positives shall be counted as
the number recorded by the laboratory.
b) Certified laboratory sample results which show the presence of coliform and have been confirmed by check samples shall be reported to the Agency within 48 hours.
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