Section 307.2528  Boric Acid Production

a)         Applicability.  This Section applies to discharges resulting from the production of boric acid from ore-mined borax or from borax produced by the Trona process.

b)         Specialized Definitions.  The Board incorporates by reference 40 CFR 415.281 (2003).  This incorporation includes no later amendments or editions.

c)         Existing Sources.  These sources must comply with the general and specific pretreatment requirements of Subpart B.

d)         New Sources.  All sources are regulated as existing sources.

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