Date Printed: 11/13/2025 21:01 Daily Summary Report Site: Clemmons Middle 11/13/2025 Interval: 001h Ozone PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 B 5.7 12.8 7.0 01:00 B 5.3 11.3 5.9 02:00 B 5.7 12.2 6.4 03:00 B 6.3 12.9 6.6 04:00 B 6.5 13.5 6.9 05:00 B 6.9 13.1 6.2 06:00 B 7.0 14.6 7.6 07:00 B 7.5 21.4 13.9 08:00 B 10.5 48.5 37.9 09:00 B 5.6 17.8 12.2 10:00 B B B B 11:00 B 2.9 B 9.7 B 6.7 B 12:00 B 3.0 9.1 6.0 13:00 B 2.7 9.8 7.1 14:00 B 2.7 9.7 6.9 15:00 B 2.7 9.1 6.3 16:00 B 2.3 8.7 6.3 17:00 B 2.3 8.4 6.0 18:00 B 3.1 10.6 7.4 19:00 B 4.0 10.0 5.9 20:00 B 4.4 11.2 6.8 21:00 22:00 23:00 Average 4.8 13.7 8.8 Max B 10.5 48.5 37.9 Max Hour 08:00 08:00 08:00 Min B 2.3 8.4 5.9 Count 0 20 20 20 Total Date Printed: 11/13/2025 21:01 Daily Summary Report Site: Hattie Avenue (A) 11/13/2025 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 B .2 9.1 9.3 .0 01:00 B .2 9.2 9.5 .0 02:00 B .1 7.7 7.9 .0 03:00 B .1 6.7 6.9 .0 04:00 B .1 7.2 7.4 .0 05:00 B .3 14.6 15.0 .0 06:00 B .5 15.6 16.1 .0 07:00 B 1.5 21.2 22.8 .0 08:00 B 7.0 22.7 29.8 .2 09:00 B 2.3 8.6 11.0 .1 10:00 B D D D .1 11:00 B D D D .0 12:00 B D D D .0 13:00 B D D D .0 14:00 B D D D .0 15:00 B D D D .0 16:00 B D D D .0 17:00 B D D D .0 18:00 B .7 19.7 20.4 .0 19:00 B .2 15.2 15.5 .0 C 20:00 B .7 16.1 16.8 C 21:00 22:00 23:00 Average 1.0 13.3 14.4 .0 Max B 7.0 22.7 29.8 .2 Max Hour 08:00 08:00 08:00 08:00 Min B .1 6.7 6.9 .0 Count 0 13 13 13 20 Total Date Printed: 11/13/2025 21:01 Daily Summary Report Site: Hattie Avenue (B) 11/13/2025 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 4.8 11.6 7.0 01:00 5.3 11.9 6.9 02:00 5.4 12.6 7.5 03:00 5.0 11.3 6.5 04:00 4.9 11.5 6.8 05:00 5.1 12.2 7.3 06:00 5.8 13.5 8.1 07:00 6.0 14.6 9.0 08:00 7.1 17.6 10.8 09:00 4.8 13.6 8.9 10:00 3.2 10.8 7.6 11:00 3.2 12.8 9.4 12:00 2.9 13.4 10.3 13:00 2.8 10.5 7.6 14:00 2.6 9.3 6.5 15:00 2.6 11.4 8.7 16:00 3.0 10.3 7.3 17:00 4.5 12.8 8.4 18:00 5.2 13.9 8.9 19:00 4.0 11.2 7.4 20:00 4.2 11.8 7.9 21:00 22:00 23:00 Average 4.4 12.3 8.0 Max 7.1 17.6 10.8 Max Hour 08:00 08:00 08:00 Min 2.6 9.3 6.5 Count 21 21 21 Total Date Printed: 11/13/2025 21:01 Daily Summary Report Site: Union Cross 11/13/2025 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 B 737.5 50.7 31.8 01:00 B 737.6 49.1 31.4 02:00 B 737.9 47.8 31.1 03:00 B 738.1 47.6 31.5 04:00 B 738.2 47.7 31.5 05:00 B 738.3 47.7 31.6 06:00 B 738.3 47.9 31.7 07:00 B 738.7 47.7 31.8 08:00 B 739.1 48.2 32.8 09:00 B 739.2 53.8 34.9 10:00 B 739.1 57.1 34.8 11:00 B 738.9 59.1 34.8 12:00 B 738.5 60.9 34.6 13:00 B 738.3 62.1 33.3 14:00 B 738.2 62.2 33.2 15:00 B 738.4 62.1 33.2 16:00 B 738.7 61.3 32.7 17:00 B 739.0 58.5 30.4 18:00 B 739.4 55.8 28.6 19:00 B 739.6 54.8 28.0 20:00 B 739.8 54.0 27.2 21:00 22:00 23:00 Average 738.6 54.1 31.9 Max B 739.8 62.2 34.9 Max Hour 20:00 14:00 09:00 Min B 737.5 47.6 27.2 Count 0 21 21 21 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