Date Printed: 11/7/2026 01:30 Daily Summary Report Site: Clemmons Middle 11/6/2026 Interval: 001h O3 PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 B 5.7 10.3 4.5 01:00 B 7.0 14.8 7.7 02:00 B 6.4 13.4 7.0 03:00 B 6.1 11.3 5.2 04:00 B 6.6 13.5 6.8 05:00 B 6.5 13.3 6.8 06:00 B 6.2 11.7 5.4 07:00 B 7.2 16.7 9.5 08:00 B 6.7 15.2 8.5 09:00 B 6.0 12.6 6.5 10:00 B 5.6 12.1 6.4 11:00 B 5.6 12.0 6.4 12:00 B 3.8 9.1 5.2 13:00 B 3.6 8.4 4.7 14:00 B 3.7 8.7 4.9 15:00 B 3.7 9.8 6.0 16:00 B 3.9 8.6 4.6 17:00 B 4.1 9.4 5.2 18:00 B 4.5 9.8 5.2 19:00 B 5.3 13.3 7.9 20:00 B 7.2 14.8 7.6 21:00 B 7.5 16.2 8.7 22:00 B 9.2 19.8 10.6 23:00 B 7.2 16.9 9.7 Average 5.8 12.5 6.7 Max B 9.2 19.8 10.6 Max Hour 22:00 22:00 22:00 Min B 3.6 8.4 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: 11/7/2026 01:30 Daily Summary Report Site: Hattie Avenue (A) 11/6/2026 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 B .1 4.1 4.2 .2 01:00 B .3 4.9 5.2 .2 02:00 B .3 5.3 5.6 .2 03:00 B .1 2.9 3.0 .2 04:00 B .1 3.0 3.1 .2 05:00 B .1 3.6 3.8 .2 06:00 B .3 4.9 5.3 .2 07:00 B .6 5.3 5.9 .2 08:00 B 1.6 7.1 8.7 .2 09:00 B 1.4 5.6 7.1 .2 10:00 B .5 2.4 2.9 .2 11:00 B .6 2.1 2.8 .2 12:00 B .3 1.6 1.9 .3 13:00 B .2 1.3 1.5 .3 14:00 B .2 1.8 2.1 .3 15:00 B .1 C 2.0 C 2.2 C .3 16:00 B C C C .3 17:00 B .1 C 10.0 C 10.1 C .3 18:00 B .4 18.2 18.6 .3 19:00 B 1.1 19.1 20.3 .3 C 20:00 B 2.8 15.7 18.5 C 21:00 B 5.4 18.8 24.3 .4 C 22:00 B 1.3 14.4 15.7 .3 23:00 B .7 8.2 8.9 .2 Average .8 7.0 7.9 .2 Max B 5.4 19.1 24.3 .4 Max Hour 21:00 19:00 21:00 21:00 Min B .1 1.3 1.5 .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 06-Nov-2026 15:46:00 16:11:00 69.1 70 -1.16% GPT-PS 06-Nov-2026 15:46:00 16:18:00 0.4 0.0 .46 GPTZ 06-Nov-2026 15:46:00 16:38:00 224.1 225 -.37% GPT-PREC 06-Nov-2026 15:46:00 17:08:00 156.9 155 1.26% NO2 GPT-PREC 06-Nov-2026 15:46:00 17:08:00 67.6 70 -3.33% NO2 Precision NO2_Diff PRECDIFF 06-Nov-2026 17:15:00 17:15:05 67.2 67.672 -.69% NOx NOx_Auto NO-PREC 06-Nov-2026 15:46:00 16:11:00 69.1 70 -1.26% SO2 SO2_Auto ZERO 06-Nov-2026 19:46:00 20:11:00 0.2 0.0 .21 SPAN 06-Nov-2026 19:46:00 20:36:00 86.5 90 -3.84% PREC 06-Nov-2026 19:46:00 21:01:00 38.3 40 -4.04% Date Printed: 11/7/2026 01:30 Daily Summary Report Site: Hattie Avenue (B) 11/6/2026 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 7.4 16.1 8.4 01:00 8.0 16.9 8.6 02:00 7.4 15.7 8.0 03:00 5.6 12.3 6.5 04:00 5.7 10.6 4.7 05:00 7.4 16.7 9.0 06:00 7.6 17.0 9.1 07:00 8.1 17.7 9.3 08:00 8.2 17.8 9.4 09:00 7.2 16.8 9.3 10:00 6.1 12.4 6.1 11:00 5.3 11.1 5.6 12:00 4.2 9.7 5.3 13:00 3.6 9.1 5.2 14:00 3.8 10.1 6.0 15:00 3.8 9.0 5.0 16:00 3.8 9.6 5.6 17:00 4.2 9.7 5.4 18:00 5.1 12.5 7.2 19:00 6.1 15.0 8.9 20:00 7.3 15.7 8.4 21:00 9.0 18.0 9.0 22:00 6.9 14.2 7.3 23:00 5.8 12.3 6.5 Average 6.1 13.5 7.2 Max 9.0 18.0 9.4 Max Hour 21:00 21:00 08:00 Min 3.6 9.0 4.7 Count 24 24 24 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error 0.0 -4.04% Date Printed: 11/7/2026 01:30 Daily Summary Report Site: Union Cross 11/6/2026 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 B 733.5 67.0 66.4 01:00 B 733.4 67.0 66.6 02:00 B 733.2 66.9 66.6 03:00 B 733.2 66.0 65.4 04:00 B 733.1 65.3 65.1 05:00 B 733.2 65.1 65.0 06:00 B 733.4 64.7 64.7 07:00 B 733.7 64.6 64.6 08:00 B 734.2 64.4 64.4 09:00 B 734.4 63.1 60.4 10:00 B 734.4 62.1 58.7 11:00 B 733.9 61.5 56.1 12:00 B 733.4 63.7 52.5 13:00 B 732.9 66.9 51.3 14:00 B 732.7 69.0 50.7 15:00 B 732.6 70.8 51.4 16:00 B 732.5 70.0 51.7 17:00 B 732.7 66.4 50.8 18:00 B 733.1 63.8 50.0 19:00 B 733.4 61.1 49.9 20:00 B 733.7 57.2 50.7 21:00 B 733.9 56.6 50.5 22:00 B 734.1 55.3 50.2 23:00 B 734.1 55.8 48.7 Average 733.4 63.9 57.1 Max B 734.4 70.8 66.6 Max Hour 10:00 15:00 02:00 Min B 732.5 55.3 48.7 Count 0 24 24 24 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error 0.0 -4.04% 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