40 C.F.R. § 427.15
Standards of performance for new sources.
Cite as 40 C.F.R. § 427.15 (2026)
The following standards of performance establish the quantity or quality of pollutants or pollutant properties, controlled by this section, which may be discharged by a new source subject to the provisions of this subpart: Effluent characteristic Effluent limitations Maximum for any 1 day Average of daily values for 30 consecutive days shall not exceed— Metric units (kg/kkg of product) TSS 0.57 0.19 pH ( 1 ) ( 1 ) English units (lb/ton of product) TSS 1.14 0.38 pH ( 1 ) ( 1 ) 1 Within the range 6.0 to 9.0.