Section 307.3005  Vacuum Degassing

a)         Applicability.  This Section applies to discharges resulting from vacuum degassing operations conducted by applying a vacuum to molten steel.

b)         Specialized Definitions.  None.

c)         Existing Sources

1)         The Board incorporates by reference 40 CFR 420.55 (2002).  This incorporation includes no later amendments or editions.

2)         No person subject to the pretreatment standards incorporated by reference in subsection (c)(1) may cause, threaten, or allow the discharge of any contaminant to a POTW in violation of those standards.

d)         New Sources

1)         The Board incorporates by reference 40 CFR 420.56 (2002).  This incorporation includes no later amendments or editions.

2)         No person subject to the pretreatment standards incorporated by reference in subsection (d)(1) may cause, threaten, or allow the discharge of any contaminant to a POTW in violation of those standards.

3)         "New source" means any building, structure, facility, or installation whose construction commenced after January 7, 1981.

(Source:  Amended at 47 Ill. Reg. 4662, effective March 23, 2023)