StacksVerified U.S. regulatory reference

40 CFR §421.324

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov
Any new source subject to this subpart shall achieve the following new source performance standards:
  1. (a)Refinery sump filtrate.
  2. (b)Slag leach reslurry.
  3. (c)Solvent extraction raffinate filtrate.
  4. (d)Digestion wet air pollution control.
  5. (e)Evaporation and denitration wet air pollution control
  6. (f)Hydrofluorination alkaline scrubber.
  7. (g)Hydrofluorination water scrubber.
  8. (h)Magnesium reduction and casting floor wash.
  9. (i)Laundry wastewater.