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 Code of Federal Regulations (Last Updated: May 6, 2024)
 Title 40 - Protection of Environment
 Chapter I - Environmental Protection Agency
 SubChapter C - Air Programs
 Part 63 - National Emission Standards for Hazardous Air Pollutants for Source Categories
 Subpart UUUUU - National Emission Standards for Hazardous Air Pollutants: Coal- and Oil-Fired Electric Utility Steam Generating Units

  Table 1 to Subpart UUUUU of Part 63 - Emission Limits for New or Reconstructed EGUs  

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  • Table 1 to Subpart UUUUU of Part 63 - Emission Limits for New or Reconstructed EGUs

    As stated in § 63.9991, you must comply with the following applicable emission limits:

    If your EGU is in this
    subcategory . . .     		For the following
    pollutants . . .     		You must meet the following emission limits and work
    practice standards . . .     		Using these requirements, as appropriate (e.g., specified sampling volume or test run duration) and limitations with the test
    methods in Table 5 to this Subpart . . .
    1. Coal-fired unit not low rank virgin coal a. Filterable particulate matter (PM) 9.0E-2 lb/MWh1 Collect a minimum of 4 dscm per run.
    OR OR
    Total non-Hg HAP metals 6.0E-2 lb/GWh Collect a minimum of 4 dscm per run.
    OR OR
    Individual HAP metals: Collect a minimum of 3 dscm per run.
    Antimony (Sb) 8.0E-3 lb/GWh
    Arsenic (As) 3.0E-3 lb/GWh
    Beryllium (Be) 6.0E-4 lb/GWh
    Cadmium (Cd) 4.0E-4 lb/GWh
    Chromium (Cr) 7.0E-3 lb/GWh
    Cobalt (Co) 2.0E-3 lb/GWh
    Lead (Pb) 2.0E-2 lb/GWh
    Manganese (Mn) 4.0E-3 lb/GWh
    Nickel (Ni) 4.0E-2 lb/GWh
    Selenium (Se) 5.0E-2 lb/GWh
    b. Hydrogen chloride (HCl) 1.0E-2 lb/MWh For Method 26A at appendix A-8 to part 60 of this chapter, collect a minimum of 3 dscm per run. For ASTM D6348-032 or Method 320 at appendix A to part 63 of this chapter, sample for a minimum of 1 hour.
    OR
    Sulfur dioxide (SO2)3 1.0 lb/MWh SO2 CEMS.
    c. Mercury (Hg) 3.0E-3 lb/GWh Hg CEMS or sorbent trap monitoring system only.
    2. Coal-fired units low rank virgin coal a. Filterable particulate matter (PM) 9.0E-2 lb/MWh1 Collect a minimum of 4 dscm per run.
    OR OR
    Total non-Hg HAP metals 6.0E-2 lb/GWh Collect a minimum of 4 dscm per run.
    OR OR
    Individual HAP metals: Collect a minimum of 3 dscm per run.
    Antimony (Sb) 8.0E-3 lb/GWh
    Arsenic (As) 3.0E-3 lb/GWh
    Beryllium (Be) 6.0E-4 lb/GWh
    Cadmium (Cd) 4.0E-4 lb/GWh
    Chromium (Cr) 7.0E-3 lb/GWh
    Cobalt (Co) 2.0E-3 lb/GWh
    Lead (Pb) 2.0E-2 lb/GWh
    Manganese (Mn) 4.0E-3 lb/GWh
    Nickel (Ni) 4.0E-2 lb/GWh
    Selenium (Se) 5.0E-2 lb/GWh
    b. Hydrogen chloride (HCl) 1.0E-2 lb/MWh For Method 26A, collect a minimum of 3 dscm per run For ASTM D6348-032 or Method 320, sample for a minimum of 1 hour.
    OR
    Sulfur dioxide (SO2)3 1.0 lb/MWh SO2 CEMS.
    c. Mercury (Hg) 4.0E-2 lb/GWh Hg CEMS or sorbent trap monitoring system only.
    3. IGCC unit a. Filterable particulate matter (PM) 7.0E-2 lb/MWh4 9.0E-2 lb/MWh5 Collect a minimum of 1 dscm per run.
    OR OR
    Total non-Hg HAP metals 4.0E-1 lb/GWh Collect a minimum of 1 dscm per run.
    OR OR
    Individual HAP metals: Collect a minimum of 2 dscm per run.
    Antimony (Sb) 2.0E-2 lb/GWh
    Arsenic (As) 2.0E-2 lb/GWh
    Beryllium (Be) 1.0E-3 lb/GWh
    Cadmium (Cd) 2.0E-3 lb/GWh
    Chromium (Cr) 4.0E-2 lb/GWh
    Cobalt (Co) 4.0E-3 lb/GWh
    Lead (Pb) 9.0E-3 lb/GWh
    Manganese (Mn) 2.0E-2 lb/GWh
    Nickel (Ni) 7.0E-2 lb/GWh
    Selenium (Se) 3.0E-1 lb/GWh
    b. Hydrogen chloride (HCl) 2.0E-3 lb/MWh For Method 26A, collect a minimum of 1 dscm per run; for Method 26 at appendix A-8 to part 60 of this chapter, collect a minimum of 120 liters per run. For ASTM D6348-032 or Method 320, sample for a minimum of 1 hour.
    OR
    Sulfur dioxide (SO2)3 4.0E-1 lb/MWh SO2 CEMS.
    c. Mercury (Hg) 3.0E-3 lb/GWh Hg CEMS or sorbent trap monitoring system only.
    4. Liquid oil-fired unit - continental (excluding limited-use liquid oil-fired subcategory units) a. Filterable particulate matter (PM) 3.0E-1 lb/MWh1 Collect a minimum of 1 dscm per run.
    OR OR
    Total HAP metals 2.0E-4 lb/MWh Collect a minimum of 2 dscm per run.
    OR OR
    Individual HAP metals: Collect a minimum of 2 dscm per run.
    Antimony (Sb) 1.0E-2 lb/GWh
    Arsenic (As) 3.0E-3 lb/GWh
    Beryllium (Be) 5.0E-4 lb/GWh
    Cadmium (Cd) 2.0E-4 lb/GWh
    Chromium (Cr) 2.0E-2 lb/GWh
    Cobalt (Co) 3.0E-2 lb/GWh
    Lead (Pb) 8.0E-3 lb/GWh
    Manganese (Mn) 2.0E-2 lb/GWh
    Nickel (Ni) 9.0E-2 lb/GWh
    Selenium (Se) 2.0E-2 lb/GWh
    Mercury (Hg) 1.0E-4 lb/GWh For Method 30B at appendix A-8 to part 60 of this chapter sample volume determination (Section 8.2.4), the estimated Hg concentration should nominally be < 1⁄2 the standard.
    b. Hydrogen chloride (HCl) 4.0E-4 lb/MWh For Method 26A, collect a minimum of 3 dscm per run. For ASTM D6348-032 or Method 320, sample for a minimum of 1 hour.
    c. Hydrogen fluoride (HF) 4.0E-4 lb/MWh For Method 26A, collect a minimum of 3 dscm per run. For ASTM D6348-032 or Method 320, sample for a minimum of 1 hour.
    5. Liquid oil-fired unit - non-continental (excluding limited-use liquid oil-fired subcategory units) a. Filterable particulate matter (PM) 2.0E-1 lb/MWh1 Collect a minimum of 1 dscm per run.
    OR OR
    Total HAP metals 7.0E-3 lb/MWh Collect a minimum of 1 dscm per run.
    OR OR
    Individual HAP metals: Collect a minimum of 3 dscm per run.
    Antimony (Sb) 8.0E-3 lb/GWh
    Arsenic (As) 6.0E-2 lb/GWh
    Beryllium (Be) 2.0E-3 lb/GWh
    Cadmium (Cd) 2.0E-3 lb/GWh
    Chromium (Cr) 2.0E-2 lb/GWh
    Cobalt (Co) 3.0E-1 lb/GWh
    Lead (Pb) 3.0E-2 lb/GWh
    Manganese (Mn) 1.0E-1 lb/GWh
    Nickel (Ni) 4.1E0 lb/GWh
    Selenium (Se) 2.0E-2 lb/GWh
    Mercury (Hg) 4.0E-4 lb/GWh For Method 30B sample volume determination (Section 8.2.4), the estimated Hg concentration should nominally be < 1⁄2 the standard.
    b. Hydrogen chloride (HCl) 2.0E-3 lb/MWh For Method 26A, collect a minimum of 1 dscm per run;for Method 26, collect a minimum of 120 liters per run. For ASTM D6348-032 or Method 320, sample for a minimum of 1 hour.
    c. Hydrogen fluoride (HF) 5.0E-4 lb/MWh For Method 26A, collect a minimum of 3 dscm per run.For ASTM D6348-032 or Method 320, sample for a minimum of 1 hour.
    6. Solid oil-derived fuel-fired unit a. Filterable particulate matter (PM) 3.0E-2 lb/MWh1 Collect a minimum of 1 dscm per run.
    OR OR
    Total non-Hg HAP metals 6.0E-1 lb/GWh Collect a minimum of 1 dscm per run.
    OR OR
    Individual HAP metals: Collect a minimum of 3 dscm per run.
    Antimony (Sb) 8.0E-3 lb/GWh
    Arsenic (As) 3.0E-3 lb/GWh
    Beryllium (Be) 6.0E-4 lb/GWh
    Cadmium (Cd) 7.0E-4 lb/GWh
    Chromium (Cr) 6.0E-3 lb/GWh
    Cobalt (Co) 2.0E-3 lb/GWh
    Lead (Pb) 2.0E-2 lb/GWh
    Manganese (Mn) 7.0E-3 lb/GWh
    Nickel (Ni) 4.0E-2 lb/GWh
    Selenium (Se) 6.0E-3 lb/GWh
    b. Hydrogen chloride (HCl) 4.0E-4 lb/MWh For Method 26A, collect a minimum of 3 dscm per run. For ASTM D6348-032 or Method 320, sample for a minimum of 1 hour.
    OR
    Sulfur dioxide (SO2)3 1.0 lb/MWh SO2 CEMS.
    c. Mercury (Hg) 2.0E-3 lb/GWh Hg CEMS or Sorbent trap monitoring system only.

    1 Gross output.

    2 Incorporated by reference, see § 63.14.

    3 You may not use the alternate SO2 limit if your EGU does not have some form of FGD system (or, in the case of IGCC EGUs, some other acid gas removal system either upstream or downstream of the combined cycle block) and SO2 CEMS installed.

    4 Duct burners on syngas; gross output.

    5 Duct burners on natural gas; gross output.

    [81 FR 20190, Apr. 6, 2016]