Figure 1 to Subpart QQQ of Part 63—Data Summary Sheet for Determination of Average Opacity
| Clock time | Number of converters blowing | Converter aisle activity | Average 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) |
|---|---|---|---|---|---|