Section 611.1014  Treatment Technique Requirements:  Requirements for Uncovered Finished Water Storage Facilities

a)         A supplier that uses uncovered finished water storage facilities must comply with the conditions of this Section.

b)         A supplier must notify the Agency in writing of the use of each uncovered finished water storage facility.

c)         A supplier must meet either of the following conditions for each uncovered finished water storage facility, or the supplier must comply with an Agency-approved schedule to meet these conditions:

1)         The supplier must cover any uncovered finished water storage facility; or

2)         The supplier must treat the discharge from the uncovered finished water storage facility to the distribution system to achieve inactivation or removal of at least 4-log virus, 3-log Giardia lamblia, and 2-log Cryptosporidium using a protocol approved by the Agency.

d)         A failure to comply with the requirements of this Section is a violation of the treatment technique requirement.

BOARD NOTE:  Derived from 40 CFR 141.714 (2016).

(Source:  Amended at 42 Ill. Reg. 1140, effective January 4, 2018)