Regulations last checked for updates: Nov 22, 2024

Title 40 - Protection of Environment last revised: Nov 20, 2024
Appendix - Table 1A to Subpart Ec of Part 60—Emissions Limits for Small, Medium, and Large HMIWI at Affected Facilities as Defined in § 60.50c(a)(1) and (2)
Pollutant Units (7 percent oxygen, dry basis) Emissions limits Averaging time 1 Method
for
demonstrating
compliance 2
HMIWI size
Small Medium Large
Particulate matterMilligrams per dry standard cubic meter (grains per dry standard cubic foot)69 (0.03)34 (0.015)34 (0.015)3-run average (1-hour minimum sample time per run)EPA Reference Method 5 of appendix A-3 of part 60, or EPA Reference Method M 26A or 29 of appendix A-8 of part 60.
Carbon monoxideParts per million by volume4040403-run average (1-hour minimum sample time per run)EPA Reference Method 10 or 10B of appendix A-4 of part 60.
Dioxins/furansNanograms per dry standard cubic meter total dioxins/furans (grains per billion dry standard cubic feet) or nanograms per dry standard cubic meter TEQ (grains per billion dry standard cubic feet)125 (55) or 2.3 (1.0)25 (11) or 0.6 (0.26)25 (11) or 0.6 (0.26)3-run average (4-hour minimum sample time per run)EPA Reference Method 23 of appendix A-7 of part 60.
Hydrogen chlorideParts per million by volume or percent reduction15 or 99%15 or 99%15 or 99%3-run average (1-hour minimum sample time per run)EPA Reference Method 26 or 26A of appendix A-8 of part 60.
Sulfur dioxideParts per million by volume5555553-run average (1-hour minimum sample time per run)EPA Reference Method 6 or 6C of appendix A-4 of part 60.
Nitrogen oxidesParts per million by volume2502502503-run average (1-hour minimum sample time per run)EPA Reference Method 7 or 7E of appendix A-4 of part 60.
LeadMilligrams per dry standard cubic meter (grains per thousand dry standard cubic feet) or percent reduction1.2 (0.52) or 70%0.07 (0.03) or 98%0.07 (0.03) or 98%3-run average (1-hour minimum sample time per run)EPA Reference Method 29 of appendix A-8 of part 60.
CadmiumMilligrams per dry standard cubic meter (grains per thousand dry standard cubic feet) or percent reduction0.16 (0.07) or 65%0.04 (0.02) or 90%0.04 (0.02) or 90%3-run average (1-hour minimum sample time per run)EPA Reference Method 29 of appendix A-8 of part 60.
MercuryMilligrams per dry standard cubic meter (grains per thousand dry standard cubic feet) or percent reduction0.55 (0.24) or 85%0.55 (0.24) or 85%0.55 (0.24) or 85%3-run average (1-hour minimum sample time per run)EPA Reference Method 29 of appendix A-8 of part 60.

1 Except as allowed under § 60.56c(c) for HMIWI equipped with CEMS.

2 Does not include CEMS and approved alternative non-EPA test methods allowed under § 60.56c(b).

[74 FR 51414, Oct. 6, 2009, as amended at 76 FR 18414, Apr. 4, 2011]
authority: 42 U.S.C. 7401
source: 36 FR 24877, Dec. 23, 1971, unless otherwise noted.