Date Printed: 11/18/2025 23:01 Daily Summary Report Site: Clemmons Middle 11/18/2025 Interval: 001h Ozone PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 B 6.4 13.1 6.6 01:00 B 6.5 13.5 6.9 02:00 B 6.2 13.1 6.9 03:00 B 6.1 11.3 5.1 04:00 B 6.4 12.5 6.0 05:00 B 6.4 12.0 5.6 06:00 B 6.7 14.2 7.4 07:00 B 7.6 18.3 10.7 08:00 B 6.8 19.6 12.8 09:00 B 5.3 12.5 7.1 10:00 B 3.7 9.0 5.2 11:00 B 3.7 11.5 7.7 12:00 B 3.7 10.6 6.8 13:00 B 4.3 12.8 8.4 14:00 B 4.4 12.5 8.0 15:00 B 4.3 15.3 10.9 16:00 B 4.5 17.0 12.5 17:00 B 6.0 28.1 22.1 18:00 B 5.7 19.2 13.4 19:00 B 8.5 25.2 16.7 20:00 B 10.2 26.6 16.3 21:00 B 7.7 22.4 14.6 22:00 B 7.4 19.7 12.3 23:00 Average 6.0 16.0 10.0 Max B 10.2 28.1 22.1 Max Hour 20:00 17:00 17:00 Min B 3.7 9.0 5.1 Count 0 23 23 23 Total Date Printed: 11/18/2025 23:01 Daily Summary Report Site: Hattie Avenue (A) 11/18/2025 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 B .0 3.0 3.1 .0 01:00 B .1 5.3 5.4 .0 02:00 B .2 7.4 7.6 .0 03:00 B .9 11.8 12.7 .0 04:00 B .8 14.4 15.2 .0 05:00 B 11.9 25.7 37.7 .1 06:00 B 11.2 22.5 33.8 .1 07:00 B 37.2 23.8 61.1 .6 08:00 B 18.7 15.8 34.6 .4 09:00 B 4.1 10.5 14.6 .2 10:00 B 3.2 10.9 14.1 .5 11:00 B 3.5 8.9 12.5 .6 12:00 B 1.8 6.3 8.2 .3 13:00 B 1.0 4.6 5.6 .1 14:00 B .5 4.5 5.1 .3 15:00 B .5 C 4.2 C 4.7 C .4 16:00 B C C C .4 17:00 B .3 C 12.5 C 12.8 C .5 18:00 B .1 15.7 15.9 .5 19:00 B .5 13.4 13.9 .5 C 20:00 B .2 16.0 16.3 C 21:00 B .4 14.1 14.5 .6 C 22:00 B .2 8.1 8.4 1.0 23:00 Average 4.4 11.7 16.2 .3 Max B 37.2 25.7 61.1 1.0 Max Hour 07:00 05:00 07:00 22:00 Min B .0 3.0 3.1 .0 Count 0 22 22 22 22 Total Date Printed: 11/18/2025 23:01 Daily Summary Report Site: Hattie Avenue (B) 11/18/2025 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 2.7 5.5 3.0 01:00 3.3 6.5 3.3 02:00 3.5 6.5 3.2 03:00 3.7 7.0 3.6 04:00 3.8 8.0 4.5 05:00 5.0 13.0 8.6 06:00 4.7 12.6 8.5 07:00 5.9 22.4 17.6 08:00 5.8 21.3 16.2 09:00 4.0 10.4 6.6 10:00 4.8 16.2 11.6 11:00 4.5 17.9 13.5 12:00 3.8 13.8 10.0 13:00 3.9 13.8 9.7 14:00 4.6 15.4 10.7 15:00 4.6 15.0 10.3 16:00 4.7 19.0 14.2 17:00 5.4 22.1 16.7 18:00 7.8 23.7 16.0 19:00 7.7 25.1 17.6 20:00 7.7 21.6 14.1 21:00 8.3 22.3 14.2 22:00 7.7 19.2 11.6 23:00 Average 5.1 15.5 10.6 Max 8.3 25.1 17.6 Max Hour 21:00 19:00 19:00 Min 2.7 5.5 3.0 Count 23 23 23 Total Date Printed: 11/18/2025 23:01 Daily Summary Report Site: Union Cross 11/18/2025 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 B 738.9 47.1 21.3 01:00 B 739.0 45.8 20.9 02:00 B 739.4 41.9 19.6 03:00 B 739.8 40.2 19.0 04:00 B 740.0 38.8 18.4 05:00 B 740.3 36.8 17.9 06:00 B 740.6 37.7 18.5 07:00 B 741.1 37.3 20.3 08:00 B 741.2 44.3 22.6 09:00 B 741.4 49.0 25.2 10:00 B 741.4 53.0 27.7 11:00 B 740.6 56.7 30.2 12:00 B 739.9 59.5 32.2 13:00 B 739.0 61.4 33.8 14:00 B 738.9 62.0 34.8 15:00 B 738.4 63.2 35.9 16:00 B 738.3 61.6 35.1 17:00 B 738.4 59.4 34.2 18:00 B 738.8 58.0 33.6 19:00 B 738.5 56.9 33.4 20:00 B 738.2 55.7 33.3 21:00 B 738.2 54.7 33.2 22:00 B 738.3 53.8 32.9 23:00 Average 739.5 51.0 27.5 Max B 741.4 63.2 35.9 Max Hour 10:00 15:00 15:00 Min B 738.2 36.8 17.9 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