Date Printed: 1/24/2026 23:01 Daily Summary Report Site: Clemmons Middle 1/24/2026 Interval: 001h Ozone PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 B 5.7 13.3 7.5 01:00 B 4.7 10.9 6.2 02:00 B 3.9 9.8 5.9 03:00 B 3.7 10.5 6.8 04:00 B 3.9 10.7 6.8 05:00 B 4.1 11.1 7.0 06:00 B 3.9 11.1 7.1 07:00 B 3.6 9.2 5.6 08:00 B 3.5 8.4 4.8 09:00 B 4.1 10.3 6.2 10:00 B 4.8 13.1 8.2 11:00 B 5.7 13.3 7.5 12:00 B 6.6 13.4 6.8 13:00 B 6.2 12.7 6.5 14:00 B 6.0 12.9 6.8 15:00 B 5.8 12.1 6.2 16:00 B 5.7 12.3 6.5 17:00 B 5.2 10.8 5.5 18:00 B 4.9 10.2 5.2 19:00 B 4.0 10.3 6.3 20:00 B 3.2 8.6 5.4 21:00 B 3.3 7.1 3.8 22:00 B 3.2 7.1 3.8 23:00 Average 4.5 10.8 6.1 Max B 6.6 13.4 8.2 Max Hour 12:00 12:00 10:00 Min B 3.2 7.1 3.8 Count 0 23 23 23 Total Date Printed: 1/24/2026 23:01 Daily Summary Report Site: Hattie Avenue (A) 1/24/2026 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 B .5 9.6 10.1 .0 01:00 B .2 3.8 4.1 .0 02:00 B .3 10.3 10.7 .7 03:00 B .3 6.9 7.2 .5 04:00 B .2 6.0 6.3 .5 05:00 B .2 6.9 7.2 .6 06:00 B .2 5.3 5.5 .5 07:00 B .2 2.5 2.8 .2 08:00 B .4 2.2 2.6 .1 09:00 B .4 2.5 3.0 .1 10:00 B .7 3.0 3.8 .1 11:00 B .9 2.7 3.6 .1 12:00 B .7 2.8 3.5 .1 13:00 B .5 2.8 3.3 .1 14:00 B .6 2.8 3.5 .1 15:00 B .6 C 3.0 C 3.6 C .1 16:00 B C C C .1 17:00 B .3 C 2.5 C 2.8 C .0 18:00 B .3 2.6 2.9 .0 19:00 B .4 2.2 2.6 .0 C 20:00 B .3 2.0 2.3 C 21:00 B .2 1.9 2.1 .0 C 22:00 B .3 2.1 2.4 .0 23:00 Average .3 3.9 4.3 .1 Max B .9 10.3 10.7 .7 Max Hour 11:00 02:00 02:00 02:00 Min B .2 1.9 2.1 .0 Count 0 22 22 22 22 Total Date Printed: 1/24/2026 23:01 Daily Summary Report Site: Hattie Avenue (B) 1/24/2026 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 7.4 15.2 8.6 01:00 4.8 11.7 7.5 02:00 4.0 10.1 6.7 03:00 3.9 11.2 7.9 04:00 4.2 11.5 8.0 05:00 4.1 9.5 6.0 06:00 3.8 10.8 7.7 07:00 3.5 9.9 7.1 08:00 4.0 10.7 7.6 09:00 4.7 11.7 7.9 10:00 5.3 12.2 7.9 11:00 6.3 15.3 10.2 12:00 6.8 14.9 9.4 13:00 6.3 14.3 9.1 14:00 6.0 12.2 7.3 15:00 5.8 12.5 7.8 16:00 5.5 11.0 6.5 17:00 4.8 9.7 5.8 18:00 4.3 10.8 7.5 19:00 3.8 9.8 7.0 20:00 3.3 6.5 3.9 21:00 3.2 7.1 4.6 22:00 3.2 7.0 4.6 23:00 Average 4.7 11.1 7.2 Max 7.4 15.3 10.2 Max Hour 00:00 11:00 11:00 Min 3.2 6.5 3.9 Count 23 23 23 Total Date Printed: 1/24/2026 23:01 Daily Summary Report Site: Union Cross 1/24/2026 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 B 743.0 35.8 12.6 01:00 B 743.3 34.9 11.7 02:00 B 743.4 33.7 10.6 03:00 B 743.9 32.3 9.9 04:00 B 744.3 31.9 10.0 05:00 B 745.3 31.2 9.1 06:00 B 745.9 30.5 8.1 07:00 B 746.5 29.5 7.3 08:00 B 747.1 28.0 6.9 09:00 B 748.0 26.5 5.2 10:00 B 748.6 25.2 4.0 11:00 B 748.4 24.1 3.0 12:00 B 747.8 24.2 3.2 13:00 B 747.3 22.7 1.2 14:00 B 747.1 22.0 -.1 15:00 B 747.2 21.6 -1.0 16:00 B 747.6 20.9 -2.4 17:00 B 747.6 20.0 -4.1 18:00 B 747.9 19.6 -5.8 19:00 B 747.9 19.0 -4.5 20:00 B 747.6 17.2 1.9 21:00 B 747.5 16.8 1.8 22:00 B 747.0 15.4 5.1 23:00 Average 746.5 25.3 4.0 Max B 748.6 35.8 12.6 Max Hour 10:00 00:00 00:00 Min B 743.0 15.4 -5.8 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