Date Printed: 11/15/2025 04:01 Daily Summary Report Site: Clemmons Middle 11/15/2025 Interval: 001h Ozone PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 B 8.5 17.5 8.9 01:00 B 10.0 18.7 8.6 02:00 B 10.6 20.0 9.3 03:00 B 10.2 18.2 7.9 04:00 05:00 06:00 07:00 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 9.8 18.6 8.6 Max B 10.6 20.0 9.3 Max Hour 02:00 02:00 02:00 Min B 8.5 17.5 7.9 Count 0 4 4 4 Total Date Printed: 11/15/2025 04:01 Daily Summary Report Site: Hattie Avenue (A) 11/15/2025 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 B .2 9.2 9.4 .2 01:00 B .2 9.9 10.2 .2 02:00 B .4 13.3 13.8 .1 03:00 B .4 15.2 15.7 .1 04:00 05:00 06:00 07:00 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 .3 11.9 12.2 .1 Max B .4 15.2 15.7 .2 Max Hour 03:00 03:00 03:00 01:00 Min B .2 9.2 9.4 .1 Count 0 4 4 4 4 Total Date Printed: 11/15/2025 04:01 Daily Summary Report Site: Hattie Avenue (B) 11/15/2025 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 7.9 17.0 9.4 01:00 9.1 17.4 8.5 02:00 9.8 18.4 9.0 03:00 10.9 19.4 8.9 04:00 05:00 06:00 07:00 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 9.4 18.0 8.9 Max 10.9 19.4 9.4 Max Hour 03:00 03:00 00:00 Min 7.9 17.0 8.5 Count 4 4 4 Total Date Printed: 11/15/2025 04:01 Daily Summary Report Site: Union Cross 11/15/2025 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 B 736.7 53.4 31.0 01:00 B 736.4 52.2 30.8 02:00 B 736.2 50.4 30.1 03:00 B 736.1 49.2 30.0 04:00 05:00 06:00 07:00 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 736.3 51.3 30.4 Max B 736.7 53.4 31.0 Max Hour 00:00 00:00 00:00 Min B 736.1 49.2 30.0 Count 0 4 4 4 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