40 C.F.R. § 425.54
New source performance standards (NSPS).
Cite as 40 C.F.R. § 425.54 (2026)
Any new source subject to this subpart must achieve the following new source performance standards (NSPS): Pollutant or pollutant property NSPS Maximum for any 1 day Maximum for monthly average Kg/kkg (or pounds per 1,000 lb) of raw material BOD 5 5.3 2.4 TSS 7.7 3.5 Oil & Grease 2.2 1.0 Total Chromium 0.14 0.05 pH ( 1 ) ( 1 ) 1 Within the range 6.0 to 9.0.