Date Printed: 1/13/2026 21:02 Daily Summary Report Site: Clemmons Middle 1/13/2026 Interval: 001h Ozone PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 B 7.4 13.7 6.3 01:00 B 8.0 13.7 5.7 02:00 B 9.5 15.3 5.8 03:00 B 7.5 12.6 5.0 04:00 B 8.3 13.8 5.5 05:00 B 9.2 14.8 5.5 06:00 B 8.7 15.3 6.6 07:00 B 12.1 21.4 9.3 08:00 B 20.9 30.9 10.0 09:00 B 12.7 19.4 6.7 10:00 B 7.4 12.7 5.3 11:00 B 5.8 10.0 4.1 12:00 B 5.2 8.5 3.2 13:00 B 5.0 9.4 4.4 14:00 B 4.2 7.7 3.5 15:00 B 3.7 7.5 3.8 16:00 B 4.0 9.4 5.3 17:00 B 4.2 12.2 7.9 18:00 B 4.6 12.4 7.8 19:00 B 4.9 14.9 9.9 20:00 B 9.2 21.6 12.4 21:00 22:00 23:00 Average 7.7 14.1 6.3 Max B 20.9 30.9 12.4 Max Hour 08:00 08:00 20:00 Min B 3.7 7.5 3.2 Count 0 21 21 21 Total Date Printed: 1/13/2026 21:02 Daily Summary Report Site: Hattie Avenue (A) 1/13/2026 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 B .1 7.3 7.5 .1 01:00 B .2 8.1 8.4 .1 02:00 B .4 12.1 12.5 .1 03:00 B .4 16.5 17.0 .1 04:00 B .6 14.1 14.8 .0 05:00 B 2.5 23.9 26.5 .1 06:00 B 26.8 26.7 53.6 .5 07:00 B 23.3 27.4 50.8 .4 08:00 B 28.7 22.1 50.9 .5 09:00 B 49.1 23.5 72.7 1.0 10:00 B 22.8 21.1 44.0 .5 11:00 B 3.9 8.2 12.1 .1 12:00 B 1.2 4.2 5.4 .4 13:00 B 1.9 6.4 8.3 1.6 14:00 B 1.1 5.1 6.2 .2 15:00 B .6 C 5.6 C 6.3 C .1 16:00 B C C C .1 17:00 B .4 C 16.1 C 16.5 C .2 18:00 B .8 21.0 21.9 .2 19:00 B .5 20.7 21.2 .2 C 20:00 B .4 20.9 21.3 C 21:00 22:00 23:00 Average 8.2 15.5 23.8 .3 Max B 49.1 27.4 72.7 1.6 Max Hour 09:00 07:00 09:00 13:00 Min B .1 4.2 5.4 .0 Count 0 20 20 20 20 Total Date Printed: 1/13/2026 21:02 Daily Summary Report Site: Hattie Avenue (B) 1/13/2026 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 5.5 8.5 3.3 01:00 5.7 8.7 3.3 02:00 6.5 10.9 5.0 03:00 7.8 12.4 5.2 04:00 6.8 10.4 4.1 05:00 8.2 12.5 5.0 06:00 8.2 13.2 5.8 07:00 9.0 13.6 5.4 08:00 9.8 15.0 6.0 09:00 11.0 19.6 9.4 10:00 8.4 13.8 5.7 11:00 5.0 8.0 3.0 12:00 4.2 6.9 2.8 13:00 4.8 8.1 3.3 14:00 4.6 8.1 3.5 15:00 3.9 7.5 3.6 16:00 4.3 9.0 4.6 17:00 5.3 12.8 7.6 18:00 6.8 17.0 10.5 19:00 7.9 18.3 10.7 20:00 7.0 16.4 9.7 21:00 22:00 23:00 Average 6.7 11.9 5.5 Max 11.0 19.6 10.7 Max Hour 09:00 09:00 19:00 Min 3.9 6.9 2.8 Count 21 21 21 Total Date Printed: 1/13/2026 21:02 Daily Summary Report Site: Union Cross 1/13/2026 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 01:00 02:00 03:00 04:00 05:00 06:00 07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00 Average Max Max Hour Min Count 0 0 0 0 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