Illinois Administrative Code
Title 35 - ENVIRONMENTAL PROTECTION
Part 611 - PRIMARY DRINKING WATER STANDARDS
Subpart N - INORGANIC MONITORING AND ANALYTICAL REQUIREMENTS
Section 611.605 - Nitrite Monitoring
Current through Register Vol. 48, No. 38, September 20, 2024
Each supplier must monitor to determine compliance with the MCL for nitrite in Section 611.301.
a) This subsection (a) corresponds with 40 CFR 141.23(e)(1), which was applicable only until a date now past. This statement maintains consistency with USEPA rules.
b) This subsection corresponds with 40 CFR 141.23(e)(2), a provision by which USEPA refers to state requirements that do not exist in Illinois. This statement maintains structural consistency with USEPA rules.
c) Monitoring Frequency
d) A supplier that is monitoring annually must take samples during the quarters that previously resulted in the highest analytical result.
BOARD NOTE: Derived from 40 CFR 141.23(e).