§ 420.46 — Pretreatment Standards For New Sources (psns)

Except as provided in 40 CFR 403.7, any new source subject to this subpart which introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and achieve the following pretreatment standards for new sources.

(a) Basic oxygen furnace steelmaking—semi-wet; and electric arc furnace steelmaking—semi-wet. No discharge of process wastewater pollutants to navigable waters.

(b) Basic oxygen furnace steelmaking—wet-suppressed combustion.

Subpart D

(c) Basic oxygen furnace steelmaking—wet—open combustion; electric arc furnace steelmaking—wet.

Subpart D