GroundRules
40 CFR 415.124: Pretreatment standards for existing sources (PSES).
Where this section sits in the code
- Title 40—Protection of Environment
- CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY
- SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS
- PART 415—INORGANIC CHEMICALS MANUFACTURING POINT SOURCE CATEGORY
- Subpart L—Potassium Dichromate Production Subcategory
Except as provided in 40 CFR 403.7 and 403.13, any existing 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 existing sources (PSES):
Subpart L—Potassium Dichromate
Pollutant or pollutant property PSES limitations
Maximum for any 1 day Average of daily values for 30 consecutive days
Milligrams per liter (mg/l)
Hexavalent chromium 0.25 0.090
Total chromium 3.0 1.0
Collected 2026-08-27T02:26:04Z. Source file · JSON