Date Printed: 8/26/2026 09:01 Daily Summary Report Site: Clemmons Middle 8/26/2026 Interval: 001h Ozone PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 .002 8.4 17.5 9.1 01:00 .002 9.0 16.4 7.3 02:00 .001 9.0 17.1 8.0 03:00 .000 8.5 16.1 7.6 04:00 .001 8.7 17.0 8.3 05:00 .002 B 8.3 17.8 9.4 06:00 .002 8.0 15.5 7.4 07:00 .006 9.0 16.8 7.8 08:00 09:00 10:00 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 .002 8.6 16.7 8.1 Max .006 9.0 17.8 9.4 Max Hour 07:00 07:00 05:00 05:00 Min .000 8.0 15.5 7.3 Count 8 8 8 8 Total Date Printed: 8/26/2026 09:01 Daily Summary Report Site: Hattie Avenue (A) 8/26/2026 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 .017 .3 9.1 9.5 .1 01:00 .021 .2 7.1 7.4 .1 02:00 .018 .2 5.8 6.0 .1 03:00 .019 .2 4.6 4.9 .1 04:00 .018 .2 4.0 4.3 .1 05:00 .013 .3 4.3 4.7 .1 06:00 .013 1.2 5.3 6.5 .1 07:00 .020 1.5 4.3 5.9 .2 08:00 09:00 10:00 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 .017 .5 5.5 6.1 .1 Max .021 1.5 9.1 9.5 .2 Max Hour 01:00 07:00 00:00 00:00 07:00 Min .013 .2 4.0 4.3 .1 Count 8 8 8 8 8 Total Date Printed: 8/26/2026 09:01 Daily Summary Report Site: Hattie Avenue (B) 8/26/2026 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 10.8 19.1 8.1 01:00 11.0 18.9 7.8 02:00 10.2 18.6 8.3 03:00 9.2 17.0 7.7 04:00 8.4 14.7 6.3 05:00 7.6 13.9 6.3 06:00 7.7 14.6 6.9 07:00 8.7 18.8 9.9 08:00 09:00 10:00 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 9.2 16.9 7.6 Max 11.0 19.1 9.9 Max Hour 01:00 00:00 07:00 Min 7.6 13.9 6.3 Count 8 8 8 Total Date Printed: 8/26/2026 09:01 Daily Summary Report Site: Union Cross 8/26/2026 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 .019 738.4 65.3 59.2 01:00 .018 738.2 65.5 57.9 02:00 .023 738.1 66.4 56.8 03:00 .010 738.1 63.9 57.5 04:00 .003 738.1 62.0 58.2 05:00 .006 738.2 62.0 58.0 06:00 .007 738.6 62.4 58.1 07:00 .011 D 738.8 66.9 59.6 08:00 09:00 10:00 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 .012 738.3 64.3 58.1 Max .023 738.8 66.9 59.6 Max Hour 02:00 07:00 07:00 07:00 Min .003 738.1 62.0 56.8 Count 8 8 8 8 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