Date Printed: 12/7/2025 23:01 Daily Summary Report Site: Clemmons Middle 12/7/2025 Interval: 001h Ozone PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 B 12.2 15.6 3.4 01:00 B 10.3 13.7 3.3 02:00 B 8.7 11.2 2.4 03:00 B 8.0 10.4 2.4 04:00 B 7.3 9.4 2.1 05:00 B 7.0 8.9 1.8 06:00 B 6.9 8.7 1.7 07:00 B 6.3 7.7 1.4 08:00 B 6.3 7.8 1.5 09:00 B 6.6 8.2 1.6 10:00 B 8.1 10.7 2.6 11:00 B 9.2 11.9 2.6 12:00 B 8.0 10.4 2.4 13:00 B 7.2 9.5 2.3 14:00 B 6.8 9.1 2.2 15:00 B 7.8 10.2 2.4 16:00 B 8.6 11.4 2.7 17:00 B 10.5 14.4 3.9 18:00 B 14.6 19.2 4.6 19:00 B 20.5 24.7 4.1 20:00 B 25.9 33.8 7.8 21:00 B 28.0 35.4 7.3 22:00 B 27.3 34.7 7.3 23:00 Average 11.3 14.6 3.2 Max B 28.0 35.4 7.8 Max Hour 21:00 21:00 20:00 Min B 6.3 7.7 1.4 Count 0 23 23 23 Total Date Printed: 12/7/2025 23:01 Daily Summary Report Site: Hattie Avenue (A) 12/7/2025 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 B 1.3 8.3 9.7 .0 01:00 B 1.5 8.0 9.6 .0 02:00 B 3.2 8.1 11.3 .0 03:00 B 3.7 7.6 11.4 .0 04:00 B 4.3 7.0 11.4 .0 05:00 B 15.4 7.2 22.5 .1 06:00 B 20.9 8.2 29.2 .2 07:00 B 19.5 7.5 27.1 .2 08:00 B 10.7 5.5 16.3 .0 09:00 B 15.5 5.7 21.2 .1 10:00 B 12.5 6.9 19.4 .1 11:00 B 8.3 7.0 15.3 .1 12:00 B 4.4 6.1 10.5 .1 13:00 B 3.6 6.4 10.0 .3 14:00 B 1.4 5.4 6.8 .3 15:00 B .7 C 4.5 C 5.3 C .0 16:00 B C C C .0 17:00 B .4 C 10.1 C 10.6 C .0 18:00 B 1.1 14.3 15.4 .0 19:00 B 6.2 16.3 22.6 .0 C 20:00 B 9.9 14.9 24.9 C 21:00 B 18.1 12.7 30.8 .3 C 22:00 B 20.3 10.9 31.2 .3 23:00 Average 8.3 8.5 16.9 .0 Max B 20.9 16.3 31.2 .3 Max Hour 06:00 19:00 22:00 22:00 Min B .4 4.5 5.3 .0 Count 0 22 22 22 22 Total Date Printed: 12/7/2025 23:01 Daily Summary Report Site: Hattie Avenue (B) 12/7/2025 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 10.5 12.4 2.5 01:00 10.9 13.3 3.1 02:00 9.2 11.2 2.6 03:00 8.8 10.9 2.8 04:00 8.5 10.4 2.6 05:00 9.8 12.4 3.3 06:00 9.5 12.1 3.3 07:00 8.6 11.3 3.4 08:00 7.5 9.5 2.5 09:00 8.3 11.3 3.5 10:00 8.5 10.8 2.7 11:00 8.8 12.0 3.6 12:00 8.6 11.6 3.3 13:00 9.5 12.9 3.6 14:00 8.5 11.5 3.2 15:00 6.9 9.1 2.4 16:00 7.6 10.2 2.9 17:00 10.8 14.4 4.2 18:00 16.2 20.6 5.2 19:00 21.0 26.4 6.5 20:00 19.8 24.9 6.3 21:00 21.5 25.9 5.7 22:00 21.6 26.8 6.5 23:00 Average 11.3 14.4 3.7 Max 21.6 26.8 6.5 Max Hour 22:00 22:00 22:00 Min 6.9 9.1 2.4 Count 23 23 23 Total Date Printed: 12/7/2025 23:01 Daily Summary Report Site: Union Cross 12/7/2025 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 B 736.8 31.3 31.3 01:00 B 736.9 30.2 30.2 02:00 B 737.2 28.9 28.9 03:00 B 737.4 28.1 28.1 04:00 B 737.3 26.7 26.7 05:00 B 737.4 26.3 26.3 06:00 B 737.5 26.0 26.1 07:00 B 738.0 26.0 26.0 08:00 B 738.7 28.5 28.5 09:00 B 739.1 32.4 32.4 10:00 B 739.1 36.4 36.4 11:00 B 738.7 40.2 35.5 12:00 B 737.9 45.2 31.8 13:00 B 737.3 46.5 31.8 14:00 B 737.2 45.8 31.0 15:00 B 737.0 45.6 31.3 16:00 B 737.3 43.8 32.5 17:00 B 737.3 40.4 33.4 18:00 B 737.1 37.9 34.1 19:00 B 736.9 35.6 34.2 20:00 B 736.9 33.9 33.7 21:00 B 736.5 33.4 33.4 22:00 B 736.4 32.4 32.4 23:00 Average 737.4 34.8 31.1 Max B 739.1 46.5 36.4 Max Hour 10:00 13:00 10:00 Min B 736.4 26.0 26.0 Count 0 23 23 23 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