Date Printed: 11/6/2026 01:30 Daily Summary Report Site: Clemmons Middle 11/5/2026 Interval: 001h O3 PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 B 4.9 11.7 6.7 01:00 B 5.1 9.7 4.5 02:00 B 4.9 11.4 6.5 03:00 B 5.2 10.6 5.3 04:00 B 6.0 11.7 5.7 05:00 B 6.8 14.2 7.3 06:00 B 6.9 15.0 8.1 07:00 B 6.8 13.8 6.9 08:00 B 5.7 13.0 7.2 09:00 B 4.6 9.3 4.7 10:00 B 6.7 13.2 6.4 11:00 B 5.7 12.3 6.5 12:00 B 6.7 13.1 6.4 13:00 B 6.9 13.6 6.6 14:00 B 6.7 13.1 6.3 15:00 B 6.5 12.8 6.3 16:00 B 6.3 13.5 7.2 17:00 B 7.0 15.8 8.7 18:00 B 7.9 15.3 7.4 19:00 B 7.6 16.5 8.9 20:00 B 8.0 16.9 8.9 21:00 B 8.3 17.6 9.2 22:00 B 7.2 14.3 7.0 23:00 B 6.3 12.3 5.9 Average 6.4 13.3 6.8 Max B 8.3 17.6 9.2 Max Hour 21:00 21:00 21:00 Min B 4.6 9.3 4.5 Count 0 24 24 24 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error 0.0 % Error Date Printed: 11/6/2026 01:30 Daily Summary Report Site: Hattie Avenue (A) 11/5/2026 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 B .1 2.7 2.9 .2 01:00 B .0 2.6 2.7 .2 02:00 B .1 2.6 2.8 .2 03:00 B .0 3.1 3.2 .2 04:00 B .0 1.8 1.9 .2 05:00 B .1 4.8 4.9 .2 06:00 B .2 7.7 7.9 .2 07:00 B .4 7.8 8.3 .2 08:00 B .7 8.8 9.5 .3 09:00 B .6 5.9 6.5 .2 10:00 B 1.7 5.5 7.3 .3 11:00 B .7 3.4 4.1 .3 12:00 B .7 2.8 3.6 .3 13:00 B .4 2.4 2.9 .2 14:00 B .4 3.0 3.4 .3 15:00 B .5 C 4.6 C 5.2 C .3 16:00 B C C C .3 17:00 B .3 C 7.8 C 8.2 C .3 18:00 B .1 6.1 6.3 .4 19:00 B .1 6.6 6.8 .5 C 20:00 B .2 6.4 6.6 C 21:00 B .2 5.1 5.4 .4 C 22:00 B .2 4.7 4.9 .3 23:00 B .2 4.6 4.9 .3 Average .3 4.8 5.2 .2 Max B 1.7 8.8 9.5 .5 Max Hour 10:00 08:00 08:00 19:00 Min B .0 1.8 1.9 .2 Count 0 23 23 23 23 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error NO NOx_Auto NO-PREC 05-Nov-2026 15:46:00 16:11:00 69 70 -1.36% GPT-PS 05-Nov-2026 15:46:00 16:18:00 0.4 0.0 .47 GPTZ 05-Nov-2026 15:46:00 16:38:00 223.7 225 -.55% GPT-PREC 05-Nov-2026 15:46:00 17:08:00 156.6 155 1.06% NO2 GPT-PREC 05-Nov-2026 15:46:00 17:08:00 67.7 70 -3.15% NO2 Precision NO2_Diff PRECDIFF 05-Nov-2026 17:15:00 17:15:05 67.1 67.797 -.99% NOx NOx_Auto NO-PREC 05-Nov-2026 15:46:00 16:11:00 69.2 70 -1.06% SO2 SO2_Auto ZERO 05-Nov-2026 19:46:00 20:11:00 0.1 0.0 .13 SPAN 05-Nov-2026 19:46:00 20:36:00 86.8 90 -3.48% PREC 05-Nov-2026 19:46:00 21:01:00 38.3 40 -4.21% Date Printed: 11/6/2026 01:30 Daily Summary Report Site: Hattie Avenue (B) 11/5/2026 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 5.6 12.8 7.0 01:00 4.9 11.5 6.5 02:00 5.4 11.3 5.7 03:00 5.2 11.8 6.4 04:00 4.3 11.0 6.5 05:00 6.3 15.1 8.6 06:00 7.8 17.6 9.6 07:00 6.4 14.3 7.7 08:00 6.2 13.5 7.1 09:00 4.8 11.9 6.9 10:00 8.1 18.1 9.7 11:00 7.6 14.5 6.5 12:00 7.4 14.6 6.8 13:00 6.9 14.4 7.0 14:00 6.6 13.1 6.0 15:00 6.6 14.3 7.2 16:00 6.5 14.1 7.1 17:00 7.1 16.5 8.9 18:00 7.6 15.6 7.6 19:00 8.3 16.1 7.4 20:00 7.7 16.4 8.4 21:00 8.2 18.6 9.9 22:00 8.5 17.6 8.7 23:00 8.2 18.3 9.8 Average 6.7 14.7 7.6 Max 8.5 18.6 9.9 Max Hour 22:00 21:00 21:00 Min 4.3 11.0 5.7 Count 24 24 24 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error 0.0 -4.21% Date Printed: 11/6/2026 01:30 Daily Summary Report Site: Union Cross 11/5/2026 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 B 735.4 65.7 65.2 01:00 B 735.6 65.5 65.3 02:00 B 735.1 65.5 65.5 03:00 B 734.7 65.8 65.8 04:00 B 734.7 65.8 65.8 05:00 B 734.6 65.5 65.4 06:00 B 734.7 65.4 65.3 07:00 B 734.9 65.3 64.9 08:00 B 735.1 65.8 65.2 09:00 B 735.1 66.0 65.7 10:00 B 735.1 67.0 66.4 11:00 B 734.8 68.4 66.7 12:00 B 734.1 71.8 66.6 13:00 B 733.6 73.8 66.3 14:00 B 733.2 72.0 68.7 15:00 B 733.1 74.0 68.3 16:00 B 733.3 73.3 66.4 17:00 B 733.5 72.1 66.4 18:00 B 733.8 70.6 66.3 19:00 B 733.8 69.9 66.3 20:00 B 733.9 69.5 67.0 21:00 B 734.0 69.4 67.2 22:00 B 733.9 68.3 66.7 23:00 B 733.7 67.4 66.4 Average 734.3 68.4 66.2 Max B 735.6 74.0 68.7 Max Hour 01:00 15:00 14:00 Min B 733.1 65.3 64.9 Count 0 24 24 24 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error 0.0 -4.21% 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