Date Printed: 11/11/2026 01:30 Daily Summary Report Site: Clemmons Middle 11/10/2026 Interval: 001h O3 PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 B 6.3 12.5 6.1 01:00 B 6.3 13.9 7.6 02:00 B 6.1 13.4 7.2 03:00 B 6.2 12.6 6.4 04:00 B 6.3 12.4 6.1 05:00 B 6.5 12.8 6.3 06:00 B 6.4 12.0 5.5 07:00 B 6.5 17.2 10.6 08:00 B 6.8 16.2 9.3 09:00 B 5.9 12.3 6.4 10:00 B 4.8 10.2 5.3 11:00 B 3.8 10.4 6.5 12:00 B 4.1 13.9 9.7 13:00 B 4.3 16.1 11.7 14:00 B 4.4 14.1 9.6 15:00 B 4.6 14.3 9.6 16:00 B 4.9 15.8 10.8 17:00 B 4.9 13.8 8.9 18:00 B 5.7 16.0 10.2 19:00 B 6.5 16.8 10.3 20:00 B 6.8 14.8 8.0 21:00 B 7.5 17.4 9.8 22:00 B 9.4 17.8 8.4 23:00 B 10.1 19.6 9.5 Average 6.0 14.4 8.3 Max B 10.1 19.6 11.7 Max Hour 23:00 23:00 13:00 Min B 3.8 10.2 5.3 Count 0 24 24 24 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error 0.0 % Error Date Printed: 11/11/2026 01:30 Daily Summary Report Site: Hattie Avenue (A) 11/10/2026 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 B 6.0 23.5 29.6 .2 01:00 B 13.2 20.1 33.4 .4 02:00 B 10.8 17.8 28.6 .3 03:00 B 4.2 14.9 19.1 .2 04:00 B 11.6 14.5 26.1 .3 05:00 B 16.5 12.5 29.0 .4 06:00 B 22.4 12.9 35.3 .5 07:00 B 40.8 13.0 53.8 .8 08:00 B 52.8 B 11.8 B 64.7 B .9 09:00 B B B B .4 10:00 B B B B .4 11:00 B B B B .4 12:00 B B B B .4 13:00 B .4 2.9 3.3 .4 14:00 B .4 3.3 3.7 .3 15:00 B .2 C 3.5 C 3.8 C .3 16:00 B C C C .4 17:00 B .1 C 12.0 C 12.1 C .3 18:00 B .5 22.9 23.5 .3 19:00 B 6.3 35.1 41.4 .3 C 20:00 B 9.8 37.0 46.9 C 21:00 B 11.5 31.3 42.8 .4 C 22:00 B 11.4 32.4 43.9 .4 23:00 B 15.9 29.4 45.3 .4 Average 12.3 18.4 30.8 .3 Max B 52.8 37.0 64.7 .9 Max Hour 08:00 20:00 08:00 08:00 Min B .1 2.9 3.3 .2 Count 0 19 19 19 23 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error NO NOx_Auto NO-PREC 10-Nov-2026 15:46:00 16:11:00 69.2 70 -1.04% GPT-PS 10-Nov-2026 15:46:00 16:18:00 0.4 0.0 .47 GPTZ 10-Nov-2026 15:46:00 16:38:00 223.8 225 -.53% GPT-PREC 10-Nov-2026 15:46:00 17:08:00 156.6 155 1.05% NO2 GPT-PREC 10-Nov-2026 15:46:00 17:08:00 67.8 70 -3.07% NO2 Precision NO2_Diff PRECDIFF 10-Nov-2026 17:15:00 17:15:05 67.1 67.854 -.98% NOx NOx_Auto NO-PREC 10-Nov-2026 15:46:00 16:11:00 69.2 70 -1.11% SO2 SO2_Auto ZERO 10-Nov-2026 19:46:00 20:11:00 0 0.0 .08 SPAN 10-Nov-2026 19:46:00 20:36:00 86.7 90 -3.64% PREC 10-Nov-2026 19:46:00 21:01:00 38.2 40 -4.29% Date Printed: 11/11/2026 01:30 Daily Summary Report Site: Hattie Avenue (B) 11/10/2026 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 7.0 14.2 7.6 01:00 7.0 14.5 8.0 02:00 7.8 14.3 6.9 03:00 6.7 12.6 6.4 04:00 7.2 14.0 7.4 05:00 7.5 17.4 10.6 06:00 7.4 15.9 9.1 07:00 7.8 18.0 10.8 08:00 7.6 22.1 14.8 09:00 4.8 14.6 9.8 10:00 B B B 11:00 3.5 10.9 7.1 12:00 3.6 11.2 7.3 13:00 3.9 11.4 7.1 14:00 4.0 10.7 6.5 15:00 3.7 11.7 7.6 16:00 4.0 13.3 9.0 17:00 5.1 12.3 7.1 18:00 6.2 16.8 10.5 19:00 17.3 37.8 20.9 20:00 16.5 30.9 14.8 21:00 14.6 27.2 13.1 22:00 13.2 24.6 11.8 23:00 13.6 23.8 10.7 Average 7.8 17.4 9.7 Max 17.3 37.8 20.9 Max Hour 19:00 19:00 19:00 Min 3.5 10.7 6.4 Count 23 23 23 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error 0.0 -4.29% Date Printed: 11/11/2026 01:30 Daily Summary Report Site: Union Cross 11/10/2026 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 B 738.8 48.8 35.4 01:00 B 738.7 46.8 35.5 02:00 B 738.9 46.3 35.6 03:00 B 738.9 45.4 35.3 04:00 B 738.9 42.4 35.8 05:00 B 738.9 43.3 35.7 06:00 B 739.0 41.6 35.6 07:00 B 739.2 42.7 36.3 08:00 B 739.5 50.0 39.0 09:00 B 739.4 57.3 41.9 10:00 B 739.2 62.5 42.4 11:00 B 738.8 65.7 43.0 12:00 B 737.9 67.7 44.3 13:00 B 737.3 69.2 45.3 14:00 B 736.8 70.6 45.7 15:00 B 736.7 71.2 46.1 16:00 B 736.7 69.7 45.2 17:00 B 736.7 65.6 43.2 18:00 B 737.1 60.4 40.8 19:00 B 737.3 59.2 40.5 20:00 B 737.3 58.6 40.3 21:00 B 737.3 56.0 40.3 22:00 B 737.2 54.2 39.4 23:00 B 736.9 53.3 39.5 Average 738.0 56.1 40.0 Max B 739.5 71.2 46.1 Max Hour 08:00 15:00 15:00 Min B 736.7 41.6 35.3 Count 0 24 24 24 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error 0.0 -4.29% 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