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 bc - SODIUM FLUORIDE PRODUCTION SUBCATEGORY

415.554 - Pretreatment standards for existing sources (PSES).

Except as provided in 40 CFR 403.7 and 493.13, 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 BC_Sodium Fluoride ------------------------------------------------------------------------ PSES effluent limitations ------------------------- Average of Pollution or pollutant property daily Maximum for values for any 1 day 30 consecutive days ------------------------------------------------------------------------ Milligrams per liter (mg/l) ------------------------- Fluoride...................................... 50 25 ------------------------------------------------------------------------