§611.1060. Violations

a)         E. coli MCL Violations.  A supplier is in violation of the MCL for E. coli when any of the conditions identified in subsections (a)(1) through (a)(4) occur.

 

1)         The supplier has an E. coli-positive repeat sample following a total coliform-positive routine sample.

 

2)         The supplier has a total coliform-positive repeat sample following an E. coli-positive routine sample.

 

3)         The supplier fails to take all required repeat samples following an E. coli-positive routine sample.

 

4)         The supplier fails to test for E. coli when any repeat sample tests positive for total coliform.

 

b)         Treatment Technique Violation

 

1)         A treatment technique violation occurs when a supplier exceeds a treatment technique trigger specified in Section 611.1059(a) and then fails to conduct the required assessment or corrective actions within the timeframe specified in Section 611.1059(b) and (c).

 

2)         A treatment technique violation occurs when a seasonal system supplier fails to complete an Agency-approved start-up procedure prior to serving water to the public.

 

c)         Monitoring Violations

 

1)         Failure to take every required routine or additional routine sample in a compliance period is a monitoring violation.

 

2)         Failure to analyze for E. coli following a total coliform-positive routine sample is a monitoring violation.

 

d)         Reporting Violations

 

1)         Failure to submit a monitoring report or completed assessment form after a supplier properly conducts monitoring or assessment in a timely manner is a reporting violation.

 

2)         Failure to notify the Agency following an E. coli-positive sample as required by Section 611.1058(b)(1) in a timely manner is a reporting violation.

 

3)         Failure to submit certification of completion of Agency-approved start-up procedure by a seasonal system is a reporting violation.

 

BOARD NOTE:  Derived from 40 CFR 141.860.

 

(Source:  Amended at 44 Ill. Reg. 6996, effective April 17, 2020)