[Code of Federal Regulations] [Title 40, Volume 27] [Revised as ofJuly 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR471.54] [Page 747-749] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 471--NONFERROUS METALS FORMING AND METAL POWDERS POINT SOURCE CATEGORY--Table of Contents Subpart E--Refractory Metals Forming Subcategory Sec. 471.54 Pretreatment standards for existing sources (PSES). 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 by August 23, 1988 achieve the following pretreatment standards for existing sources (PSES). The mass of wastewater pollutants in refractory metals forming process wastewater introduced into a POTW shall not exceed the following values: (a) Rolling spent neat oils and graphite based lubricants--Subpart E--PSES. There shall be no discharge of process wastewater pollutants. (b) Rolling spent emulsions. Subpart E--PSES ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of refractory metals rolled with emulsions --------------- Copper...................................... 0.815 0.429 Nickel...................................... 0.824 0.545 Fluoride.................................... 25.5 11.4 Molybdenum.................................. 2.84 1.47 ------------------------------------------------------------------------ (c) Drawing spent lubricants--Subpart E--PSES. There shall be no discharge of process wastewater pollutants. (d) Extrusion spent lubricants--Subpart E--PSES. There shall be no discharge of process wastewater pollutants. (e) Extrusion press hydraulic fluid leakage. Subpart E--PSES ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of refractory metals extruded --------------- Copper...................................... 2.26 1.19 Nickel...................................... 2.29 1.51 Fluoride.................................... 70.8 31.4 Molybdenum.................................. 7.87 4.07 ------------------------------------------------------------------------ (f) Forging spent lubricants--Subpart E--PSES. There shall be no discharge of process wastewater pollutants. (g) Forging contact cooling water. Subpart E--PSES ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of forged refractory metals cooled with water --------------- Copper....................................... 0.062 0.033 Nickel....................................... 0.062 0.041 Fluoride..................................... 1.92 0.853 Molybdenum................................... 0.214 0.111 ------------------------------------------------------------------------ (h) Equipment cleaning wastewater. Subpart E--PSES ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of refractory metals formed --------------- Copper...................................... 0.259 0.136 Nickel...................................... 0.261 0.173 Fluoride.................................... 8.09 3.59 Molybdenum.................................. 0.899 0.465 ------------------------------------------------------------------------ (i) Metal powder production wastewater. Subpart E--PSES ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of refractory metals powder produced --------------- Copper...................................... 0.534 0.281 Nickel...................................... 0.540 0.357 Fluoride.................................... 16.7 7.42 Molybdenum.................................. 1.86 0.961 ------------------------------------------------------------------------ [[Page 748]] (j) Metal powder production floor wash wastewater--Subpart E--PSES. There shall be no discharge of process wastewater pollutants. (k) Metal powder pressing spent lubricants--Subpart E--PSES. There shall be no discharge of process wastewater pollutants. (l) Surface treatment spent baths. Subpart E--PSES ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of refractory metals surface treated --------------- Copper...................................... 0.739 0.389 Nickel...................................... 0.747 0.494 Fluoride.................................... 23.2 10.3 Molybdenum.................................. 2.57 1.33 ------------------------------------------------------------------------ (m) Surface treatment rinse. Subpart E--PSES ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of refractory metals surface treated --------------- Copper...................................... 23.0 12.1 Nickel...................................... 23.3 15.4 Fluoride.................................... 720 320 Molybdenum.................................. 80.0 41.4 ------------------------------------------------------------------------ (n) Alkaline cleaning spent baths. Subpart E--PSES ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of refractory metals alkaline cleaned --------------- Copper...................................... 0.635 0.334 Nickel...................................... 0.642 0.424 Fluoride.................................... 19.9 8.82 Molybdenum.................................. 2.21 1.14 ------------------------------------------------------------------------ (o) Alkaline cleaning rinse. Subpart E--PSES ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of refractory metals alkaline cleaned --------------- Copper...................................... 15.5 8.16 Nickel...................................... 15.7 10.4 Fluoride.................................... 486. 216.0 Molybdenum.................................. 54.0 27.9 ------------------------------------------------------------------------ (p) Molten salt rinse. Subpart E--PSES ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of refractory metals treated with molten salt --------------- Copper...................................... 1.20 0.633 Nickel...................................... 1.22 0.804 Fluoride.................................... 37.7 16.7 Molybdenum.................................. 4.19 2.17 ------------------------------------------------------------------------ (q) Tumbling or burnishing wastewater. Subpart E--PSES ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of refractory metals tumbled or burnished --------------- Copper...................................... 2.38 1.25 Nickel...................................... 2.40 1.59 Fluoride.................................... 74.4 33.0 Molybdenum.................................. 8.27 4.28 ------------------------------------------------------------------------ (r) Sawing or grinding spent neat oils--Subpart E--PSES. There shall be no discharge of process wastewater pollutants. (s) Sawing or grinding spent emulsions. Subpart E--PSES ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of refractory metals sawed or ground with emulsions --------------- Copper...................................... 0.565 0.297 Nickel...................................... 0.570 0.377 Fluoride.................................... 17.7 7.84 Molybdenum.................................. 1.97 1.02 ------------------------------------------------------------------------ [[Page 749]] (t) Sawing or grinding contact cooling water. Subpart E--PSES ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of refractory metals sawed or ground with contact cooling water --------------- Copper...................................... 4.62 2.43 Nickel...................................... 4.67 3.09 Fluoride.................................... 145. 64.2 Molybdenum.................................. 16.1 8.31 ------------------------------------------------------------------------ (u) Sawing or grinding rinse. Subpart E--PSES ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of sawed or ground refractory metals rinsed --------------- Copper...................................... 0.026 0.014 Nickel...................................... 0.026 0.017 Fluoride.................................... 0.804 0.357 Molybdenum.................................. 0.089 0.046 ------------------------------------------------------------------------ (v) Wet air pollution control blowdown. Subpart E--PSES ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of refractory metals sawed, surface coated or surface treated --------------- Copper...................................... 1.50 0.787 Nickel...................................... 1.51 1.00 Fluoride.................................... 46.9 20.8 Molybdenum.................................. 5.20 2.69 ------------------------------------------------------------------------ (w) Miscellaneous wastewater sources. Subpart E--PSES ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of refractory metals formed --------------- Copper...................................... 0.656 0.345 Nickel...................................... 0.663 0.438 Fluoride.................................... 20.6 9.11 Molybdenum.................................. 2.28 1.18 ------------------------------------------------------------------------ (x) Dye penetrant testing wastewater. Subpart E--PSES ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/off-kg (pounds per million off-pounds) of refractory metals product tested --------------- Copper...................................... 0.148 0.078 Nickel...................................... 0.149 0.099 Fluoride.................................... 4.62 2.05 Molybdenum.................................. 0.513 0.266 ------------------------------------------------------------------------ (y) Degreasing spent solvents--Subpart E--PSES. There shall be no discharge of process wastewater pollutants. [50 FR 34270, Aug. 23, 1985; 51 FR 2887, Jan. 22, 1986]