Date Printed: 8/15/2026 12:01 Daily Summary Report Site: Clemmons Middle 8/15/2026 Interval: 001h Ozone PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 .002 8.1 20.7 12.6 01:00 .002 8.3 20.9 12.6 02:00 .000 8.3 21.4 13.1 03:00 .000 8.7 25.0 16.3 04:00 .001 9.3 28.7 19.3 05:00 .001 8.5 23.8 15.3 06:00 .003 7.9 20.8 12.9 07:00 .023 B 7.9 14.5 6.6 08:00 .034 7.4 14.1 6.6 09:00 .046 7.5 13.7 6.2 10:00 .057 8.0 14.6 6.6 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00 Average .015 8.1 19.8 11.6 Max .057 9.3 28.7 19.3 Max Hour 10:00 04:00 04:00 04:00 Min .000 7.4 13.7 6.2 Count 11 11 11 11 Total Date Printed: 8/15/2026 12:01 Daily Summary Report Site: Hattie Avenue (A) 8/15/2026 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 .016 .3 5.4 5.8 .1 01:00 .014 .3 4.9 5.2 .1 02:00 .010 .3 5.9 6.3 .1 03:00 .006 .5 6.1 6.6 .1 04:00 .003 1.1 7.4 8.5 .1 05:00 .008 .8 4.0 4.8 .1 06:00 .018 .6 2.9 3.5 .1 07:00 .028 .4 2.0 2.5 .1 08:00 .035 1.6 5.1 6.7 .3 09:00 .043 1.6 5.9 7.5 .3 10:00 .049 2.0 7.8 9.9 .4 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00 Average .020 .8 5.2 6.1 .1 Max .049 2.0 7.8 9.9 .4 Max Hour 10:00 10:00 10:00 10:00 10:00 Min .003 .3 2.0 2.5 .1 Count 11 11 11 11 11 Total Date Printed: 8/15/2026 12:01 Daily Summary Report Site: Hattie Avenue (B) 8/15/2026 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 7.9 15.1 6.6 01:00 8.0 15.6 7.1 02:00 8.2 16.8 8.1 03:00 8.2 16.6 7.9 04:00 8.2 17.1 8.5 05:00 8.0 15.0 6.6 06:00 8.6 16.8 7.7 07:00 8.1 16.3 7.6 08:00 7.6 14.4 6.3 09:00 7.9 15.6 7.0 10:00 7.9 17.1 8.3 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00 Average 8.0 16.0 7.4 Max 8.6 17.1 8.5 Max Hour 06:00 10:00 04:00 Min 7.6 14.4 6.3 Count 11 11 11 Total Date Printed: 8/15/2026 12:01 Daily Summary Report Site: Union Cross 8/15/2026 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 .013 738.9 77.8 74.9 01:00 .011 738.8 76.9 75.1 02:00 .005 738.7 76.2 75.1 03:00 .004 738.8 75.4 74.8 04:00 .002 738.9 74.8 74.5 05:00 .003 739.0 74.8 74.3 06:00 .019 739.4 75.4 71.4 07:00 .030 739.7 77.6 71.4 08:00 .040 739.9 80.1 71.7 09:00 .047 740.1 83.0 72.2 10:00 .052 740.4 85.3 72.7 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00 Average .020 739.3 77.9 73.4 Max .052 740.4 85.3 75.1 Max Hour 10:00 10:00 10:00 02:00 Min .002 738.7 74.8 71.4 Count 11 11 11 11 Total Flags T Out of Control A Arithmetic Error (math calculation error) t Out of Control (Partial) S Site Visit s Site Activity > Some Data Missing + Max Exceeded - Min Exceeded < Logger Invalid ? Suspect a Audit B Bad Status C Calibration c Ceiling Limit D Channel Disabled E Edited e Site Malfunction f Floor Limit H High-High Alarm h High Alarm I Invalidated By Edit J High Rate of Change Exceeded L Low-Low Alarm l Low Alarm M Maintenance m Marked Maint by edit O Overrange o Other P Power Failure p Precision Check Q Quality Assured R Rate of Change Exceeded V Dig Info#1 W Dig Info#2 X Dig Info#3 Y Dig Info#4 Z Dig Info#5 z Zero Adjusted F Boiler Offline j Low Rate of Change Exceeded