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Figure 1 to Subpart QQQ of Part 63—Data Summary Sheet for Determination of Average Opacity

Data Summary Sheet for Determination of Average Opacity

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  3. Title 40
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  5. Chapter I
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  7. Part 63
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  9. Subpart QQQ
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  11. Appendix Figure 1 to Subpart QQQ of Part 63
CorpusDaily eCFR
Displayed edition2026-04-27
Last updated2026-04-27

Figure 1 to Subpart QQQ of Part 63—Data Summary Sheet for Determination of Average Opacity

Figure 1 to Subpart QQQ of Part 63—Data Summary Sheet for Determination of Average Opacity

Clock timeNumber of converters blowingConverter aisle activityAverage opacity for

1-minute interval

(percent)		Visible emissions interference observed during 1-minute interval?

(yes or no)		Average opacity for 1-minute interval blowing without visible emission interferences

(percent)