December 20, 2007CITGO PETROLEUM CORPORATION andPDV MIDWEST REFINING, L.L.C.,Petitioners,v.
ILLINOIS ENVIRONMENTAL
PROTECTION AGENCY,Respondent.
Before granting the variance, the Board found that petitioners proved that
compliance with the TDS water quality standards would impose an arbitrary or unreasonablehardship on petitioners, and that the requested variance is not inconsistent with federal law andmay be issued without any significant impact on public health or the environment.
15, 2007), the Board increased the water quality standard for TDS at the
I-55 Bridge in the Des Plaines River, and in the Des Plaines River to its confluence wit...
Allowed
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