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Best Available Control Technology (BACT)
  • Recently Finalized BACT Guidelines  
    • BACT Guideline 2.1.1 (Soil Remediation Operation – Thermal/Catalytic Oxidizer) – effective 3/15/2023, final document here
    • BACT Guideline 1.8.5 (Process Heaters with Heat Input Rate =< 20 MMBtu/hr) – effective 3/29/2023, final document here
    • BACT Guideline 5.2.13 (Walnut Receiving and Precleaning) – effective 3/29/2023, final document here
    • BACT Guideline 6.4.11 (Co-Composting with Organic Material, Biosolids, Poultry Litter or Animal Manure >= 60,000 ton/yr) – effective 3/29/2023, final document here
    • BACT Guideline 6.4.15 (Composting Feedstock Receiving, Mixing, and Stockpiles (Non-biosolids)) – effective 3/29/2023, final document here
    • BACT Guideline 8.1.3 (Paper Handling – Paper Grinding Operation) – effective 3/29/2023, final document here
  • Recent BACT Determinations  
    • BACT Guideline 1.1.1: Natural Gas or Propane-fired Boilers/Steam Generators (> 5 MMBtu/hr and ≤ 20 MMBtu/hr)
      BACT Guideline 1.1.2: Natural Gas or Propane-fired Boilers/Steam Generators (> 20 MMBtu/hr)
      Final Document here
    • BACT Guideline 3.1.1: Diesel-Fired Emergency IC Engines > 50 bhp Powering Electrical Generators
      Final Document here