[Code of Federal Regulations] [Title 40, Volume 26] [Revised as of July 1, 2003] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR421.74] [Page 487-489] TITLE 40-PROTECTION OF ENVIRONMENT CHAPTER I-ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 421-NONFERROUS METALS MANUFACTURING POINT SOURCE CATEGORY--Table of Contents Subpart G-Primary Lead Subcategory Sec. 421.74 Standards of performance for new sources. Any new source subject to this subpart must achieve the following performance standards: (a) Subpart G-Sinter Plant Materials Handling Wet Air Pollution Control. [[Page 488]] NSPS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/kkg (pounds per billion pounds) of sinter production -------------- Lead.......................................... .000 .000 Zinc.......................................... .000 .000 Total suspended solids........................ .000 .000 pH............................................ (\1\) (\1\) ------------------------------------------------------------------------ \1\Within the range of 7.5 to 10.0 at all times. (b) Subpart G-Blast Furnace Wet Air Pollution Control. NSPS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/kkg (pounds per billion pounds) of blast furnace lead bullion produced -------------- Lead.......................................... .000 .000 Zinc.......................................... .000 .000 Total suspended solids........................ .000 .000 pH............................................ (\1\) (\1\) ------------------------------------------------------------------------ \1\Within the range of 7.5 to 10.0 at all times. (c) Subpart G-Blast Furnace Slag Granulation. NSPS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/kkg (pounds per billion pounds) of blast furnance lead bullion produced -------------- Lead.......................................... .000 .000 Zinc.......................................... .000 .000 Total suspended solids........................ .000 .000 pH............................................ (\1\) (\1\) ------------------------------------------------------------------------ \1\Within the range of 7.5 to 10.0 at all times. (d) Subpart G-Dross Reverberatory Slag Granulation. NSPS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/kkg (pounds per billion pounds) of slag, speiss, or matte granulated -------------- Lead.......................................... .000 .000 Zinc.......................................... .000 .000 Total suspended solids........................ .000 .000 pH............................................ (\1\) (\1\) ------------------------------------------------------------------------ \1\Within the range of 7.5 to 10.0 at all times. (e) Subpart G-Dross Reverberatory Furnace Wet Air Pollution Control. NSPS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/kkg (pounds per billion pounds) of dross reverberatory furnace production -------------- Lead.......................................... .000 .000 Zinc.......................................... .000 .000 Total suspended solids........................ .000 .000 pH............................................ (\1\) (\1\) ------------------------------------------------------------------------ \1\Within the range of 7.5 to 10.0 at all times. (f) Subpart G-Zinc Fuming Wet Air Pollution Control. NSPS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/kkg (pounds per billion pounds) of blast furnace lead bullion produced -------------- Lead.......................................... .000 .000 Zinc.......................................... .000 .000 Total suspended solids........................ .000 .000 pH............................................ (\1\) (\1\) ------------------------------------------------------------------------ \1\Within the range of 7.5 to 10.0 at all times. (g) Subpart G-Hard Lead Refining Slag Granulation. NSPS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/kkg (pounds per billion pounds) of hard lead produced -------------- Lead.......................................... .000 .000 Zinc.......................................... .000 .000 Total suspended solids........................ .000 .000 pH............................................ (\1\) (\1\) ------------------------------------------------------------------------ \1\Within the range of 7.5 to 10.0 at all times. (h) Subpart G-Hard Lead Refining Wet Air Pollution Control. [[Page 489]] NSPS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/kkg (pounds per billion pounds) of hard lead produced -------------- Lead.......................................... .000 .000 Zinc.......................................... .000 .000 Total suspended solids........................ .000 .000 pH............................................ (\1\) (\1\) ------------------------------------------------------------------------ \1\Within the range of 7.5 to 10.0 at all times. (i) Subpart G-Facility Washdown. NSPS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/kkg (pounds per billion pounds) of lead bullion produced -------------- Lead.......................................... .000 .000 Zinc.......................................... .000 .000 Total suspended solids........................ .000 .000 pH............................................ (\1\) (\1\) ------------------------------------------------------------------------ Within the range of 7.5 to 10.0 at all times. (j) Subpart G-Employee Handwash. NSPS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/kkg (pounds per billion pounds) of lead bullion produced -------------- Lead.......................................... .924 .429 Zinc.......................................... 3.366 1.386 Total suspended solids........................ 49.500 39.600 pH............................................ (\1\) (\1\) ------------------------------------------------------------------------ Within the range of 7.5 to 10.0 at all times. (k) Subpart G-Respirator Wash. NSPS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/kkg (pounds per billion pounds) of lead bullion produced -------------- Lead.......................................... 1.484 .689 Zinc.......................................... 5.406 2.226 Total suspended solids........................ 79.500 63.600 pH............................................ (\1\) (\1\) ------------------------------------------------------------------------ Within the range of 7.5 to 10.0 at all times. (l) Subpart G-Laundering of Uniforms. NSPS ------------------------------------------------------------------------ Maximum for Pollutant or pollutant property Maximum for monthly any 1 day average ------------------------------------------------------------------------ mg/kkg (pounds per billion pounds) of lead bullion produced -------------- Lead.......................................... 4.340 2.015 Zinc.......................................... 15.810 6.510 Total suspended solids........................ 232.500 186.000 pH............................................ (\1\) (\1\) ------------------------------------------------------------------------ Within the range of 7.5 to 10.0 at all times. [49 FR 8803, Mar. 8, 1984, as amended at 49 FR 29795, July 24, 1984]