Date Printed: 10/5/2026 10:01 Daily Summary Report Site: Clemmons Middle 10/5/2026 Interval: 001h Ozone PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 D 5.0 8.9 3.8 01:00 D 5.0 8.4 3.4 02:00 D 4.9 8.4 3.5 03:00 D 4.9 8.5 3.6 04:00 D 4.8 9.3 4.5 05:00 D 4.8 9.6 4.7 06:00 D 5.0 11.0 5.9 07:00 D 7.0 51.1 44.1 08:00 B 4.7 9.8 5.1 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 5.1 13.8 8.7 Max D 7.0 51.1 44.1 Max Hour 07:00 07:00 07:00 Min D 4.7 8.4 3.4 Count 0 9 9 9 Total Date Printed: 10/5/2026 10:01 Daily Summary Report Site: Hattie Avenue (A) 10/5/2026 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 .002 3.1 9.6 12.7 .2 01:00 .002 2.9 7.8 10.7 .2 02:00 .002 1.9 6.8 8.8 .2 03:00 .002 2.3 5.5 7.9 .2 04:00 .002 4.3 4.4 8.8 .2 05:00 .002 9.1 3.4 12.6 .3 06:00 D 12.4 2.9 15.4 .4 07:00 D 16.7 3.9 20.6 .4 08:00 D 7.4 5.8 13.3 .3 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 6.6 5.5 12.3 .2 Max .002 16.7 9.6 20.6 .4 Max Hour 05:00 07:00 00:00 07:00 07:00 Min .002 1.9 2.9 7.9 .2 Count 6 9 9 9 9 Total Date Printed: 10/5/2026 10:01 Daily Summary Report Site: Hattie Avenue (B) 10/5/2026 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 8.6 14.3 5.6 01:00 7.6 12.5 4.8 02:00 7.2 12.0 4.8 03:00 7.1 11.1 3.9 04:00 6.6 10.7 4.1 05:00 6.9 13.5 6.6 06:00 6.4 11.2 4.8 07:00 6.1 10.3 4.2 08:00 5.5 10.8 5.3 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 6.8 11.8 4.9 Max 8.6 14.3 6.6 Max Hour 00:00 00:00 05:00 Min 5.5 10.3 3.9 Count 9 9 9 Total Date Printed: 10/5/2026 10:01 Daily Summary Report Site: Union Cross 10/5/2026 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 .003 738.3 61.1 61.0 01:00 .002 738.3 60.8 60.8 02:00 .002 738.1 60.4 60.4 03:00 .001 737.7 59.5 59.5 04:00 .001 737.6 59.2 59.3 05:00 .001 737.7 59.1 59.1 06:00 .001 738.1 58.9 58.9 07:00 .002 738.5 59.1 59.1 08:00 .004 739.0 60.6 60.3 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 .001 738.1 59.8 59.8 Max .004 739.0 61.1 61.0 Max Hour 08:00 08:00 00:00 00:00 Min .001 737.6 58.9 58.9 Count 9 9 9 9 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