Date Printed: 11/23/2025 23:01 Daily Summary Report Site: Clemmons Middle 11/23/2025 Interval: 001h Ozone PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 B 5.6 9.1 3.4 01:00 B 6.3 9.5 3.2 02:00 B 6.8 9.9 3.1 03:00 B 7.4 11.1 3.6 04:00 B 7.5 11.4 3.8 05:00 B 8.2 12.1 3.8 06:00 B 9.2 12.7 3.5 07:00 B 8.1 11.5 3.3 08:00 B 7.2 11.5 4.2 09:00 B 8.3 11.8 3.5 10:00 B 8.4 11.9 3.5 11:00 B 5.3 7.5 2.2 12:00 B 3.3 5.2 1.8 13:00 B 3.3 6.0 2.6 14:00 B 3.6 6.7 3.1 15:00 B 3.2 6.9 3.7 16:00 B 3.1 6.7 3.6 17:00 B 3.7 9.2 5.4 18:00 B 3.1 6.4 3.2 19:00 B 3.2 6.5 3.3 20:00 B 3.9 7.0 3.0 21:00 B 3.2 6.4 3.1 22:00 B 3.9 7.1 3.1 23:00 Average 5.4 8.8 3.3 Max B 9.2 12.7 5.4 Max Hour 06:00 06:00 17:00 Min B 3.1 5.2 1.8 Count 0 23 23 23 Total Date Printed: 11/23/2025 23:01 Daily Summary Report Site: Hattie Avenue (A) 11/23/2025 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 B .2 3.2 3.5 .0 01:00 B .2 2.9 3.1 .0 02:00 B .2 2.9 3.1 .0 03:00 B .3 4.0 4.4 .0 04:00 B .2 3.7 4.0 .0 05:00 B .2 5.7 5.9 .0 06:00 B .3 7.3 7.7 .0 07:00 B 1.0 9.9 10.9 .0 08:00 B 1.3 4.6 5.9 .0 09:00 B 1.5 3.2 4.7 .0 10:00 B 2.0 2.9 4.9 .0 11:00 B 2.0 3.9 6.0 .0 12:00 B 1.1 3.1 4.2 .0 13:00 B .4 2.0 2.5 .0 14:00 B .3 2.3 2.7 .0 15:00 B .2 C 2.8 C 3.1 C .0 16:00 B C C C .0 17:00 B .4 C 7.5 C 7.9 C .0 18:00 B .1 7.7 7.9 .0 19:00 B .2 10.7 11.0 .0 C 20:00 B .3 10.6 11.0 C 21:00 B .2 6.6 6.8 .0 C 22:00 B .2 7.9 8.1 .0 23:00 Average .5 5.2 5.8 .0 Max B 2.0 10.7 11.0 .0 Max Hour 11:00 19:00 20:00 22:00 Min B .1 2.0 2.5 .0 Count 0 22 22 22 22 Total Date Printed: 11/23/2025 23:01 Daily Summary Report Site: Hattie Avenue (B) 11/23/2025 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 5.9 9.5 3.6 01:00 6.8 10.4 3.7 02:00 7.5 10.9 3.5 03:00 8.0 12.1 4.3 04:00 8.2 12.4 4.4 05:00 7.7 10.4 3.0 06:00 7.1 9.1 2.3 07:00 6.5 8.1 1.8 08:00 6.5 8.3 1.9 09:00 7.6 10.2 2.8 10:00 7.3 10.4 3.1 11:00 5.5 8.0 2.5 12:00 3.4 5.8 2.3 13:00 3.1 6.2 2.9 14:00 3.3 5.9 2.4 15:00 3.4 6.6 3.1 16:00 3.2 7.5 4.1 17:00 3.2 6.3 3.0 18:00 3.0 6.7 3.6 19:00 3.4 7.1 3.7 20:00 3.6 7.3 3.7 21:00 3.8 7.1 3.4 22:00 3.9 7.4 3.6 23:00 Average 5.3 8.4 3.1 Max 8.2 12.4 4.4 Max Hour 04:00 04:00 04:00 Min 3.0 5.8 1.8 Count 23 23 23 Total Date Printed: 11/23/2025 23:01 Daily Summary Report Site: Union Cross 11/23/2025 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 B 736.6 54.2 48.6 01:00 B 736.7 52.2 48.8 02:00 B 736.6 50.7 48.7 03:00 B 736.6 49.2 48.1 04:00 B 737.2 48.0 47.8 05:00 B 737.5 47.3 47.3 06:00 B 737.8 46.7 46.7 07:00 B 738.1 46.2 46.2 08:00 B 738.5 46.1 46.1 09:00 B 738.9 47.0 47.1 10:00 B 739.1 50.7 50.5 11:00 B 738.6 56.3 45.4 12:00 B 737.9 61.3 42.8 13:00 B 737.4 64.0 43.3 14:00 B 736.9 65.7 43.9 15:00 B 736.8 66.9 44.9 16:00 B 737.0 66.5 44.9 17:00 B 737.4 63.7 43.3 18:00 B 737.8 62.7 41.7 19:00 B 738.3 59.6 40.5 20:00 B 738.8 57.0 39.6 21:00 B 739.1 56.4 38.9 22:00 B 739.5 54.4 38.1 23:00 Average 737.7 55.3 44.9 Max B 739.5 66.9 50.5 Max Hour 22:00 15:00 10:00 Min B 736.6 46.1 38.1 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