AUTHORITY: Implementing Section 9.16, and authorized by Sections 27 and 28, of the Environmental Protection Act [415 ILCS 5/9.16, 27, and 28].POLLUTION CONTROL BOARD
a) Northbrook;
b) Schiller Park;
c) Nilwood;
d) Alton; and
e) Bondville.
The Agency must monitor ethylene oxide levels in the ambient air in or around the following locations in Illinois under the requirements of Section 249.110: