40 CFR 421.196 - Pretreatment standards for new sources.

§ 421.196 Pretreatment standards for new sources.
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. The mass of wastewater pollutants in secondary indium process wastewater introduced into a POTW should not exceed the following values:
(a) Displacement Supernatant.
PSNS for the Secondary Indium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kg (pounds per million pounds) of indium metal produced
Cadimum 2.105 0.929
Lead 2.600 1.238
Zinc 9.037 3.776
Indium 2.724 1.114
(b) Spent Electrolyte.
PSNS for the Secondary Indium Subcategory
Pollutant or pollutant property Maximum for any 1 day Maximum for monthly average
mg/kg (pounds per million pounds) of cathode indium produced
Cadmium 12.170 5.370
Lead 15.040 7.160
Zinc 52.270 21.840
Indium 15.750 6.444

Title 40 published on 2013-07-01

no entries appear in the Federal Register after this date.

This is a list of United States Code sections, Statutes at Large, Public Laws, and Presidential Documents, which provide rulemaking authority for this CFR Part.

This list is taken from the Parallel Table of Authorities and Rules provided by GPO [Government Printing Office].

It is not guaranteed to be accurate or up-to-date, though we do refresh the database weekly. More limitations on accuracy are described at the GPO site.


United States Code
Statutes at Large
Public Laws