Date Printed: 11/3/2026 01:30 Daily Summary Report Site: Clemmons Middle 11/2/2026 Interval: 001h O3 PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 .028 5.3 10.0 4.6 01:00 .022 5.7 11.4 5.6 02:00 .020 B 6.5 11.0 4.5 03:00 .021 6.7 12.6 5.9 04:00 .019 6.5 11.8 5.2 05:00 .016 6.7 12.4 5.7 06:00 .019 6.4 12.5 6.1 07:00 .015 6.9 14.8 7.8 08:00 .011 7.0 14.3 7.3 09:00 .015 6.7 13.5 6.7 10:00 .026 5.7 12.2 6.5 11:00 .039 D 4.5 10.2 5.7 12:00 D 4.7 11.2 6.4 13:00 D 4.9 13.2 8.3 14:00 D 4.9 13.4 8.5 15:00 B 4.5 11.3 6.8 16:00 B 4.2 11.0 6.8 17:00 B 4.5 14.2 9.7 18:00 B 5.5 14.8 9.2 19:00 B 5.2 15.5 10.3 20:00 B 5.9 13.9 7.9 21:00 B 6.6 14.7 8.0 22:00 B 7.5 15.6 8.0 23:00 B 7.8 16.3 8.5 Average .020 5.8 12.9 7.0 Max .039 7.8 16.3 10.3 Max Hour 11:00 23:00 23:00 19:00 Min .011 4.2 10.0 4.5 Count 12 24 24 24 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error 0.0 % Error Date Printed: 11/3/2026 01:30 Daily Summary Report Site: Hattie Avenue (A) 11/2/2026 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 .032 .1 2.7 2.8 .2 01:00 .029 .0 3.0 3.1 .1 02:00 .025 .0 4.4 4.5 .1 03:00 .025 .0 3.0 3.1 .2 04:00 .024 .1 3.0 3.1 .2 05:00 .022 .1 3.4 3.6 .2 06:00 .021 .2 4.4 4.6 .1 07:00 D .6 5.7 6.3 .1 08:00 D 1.2 5.7 7.0 .1 09:00 B 1.2 3.7 4.9 .2 10:00 B .6 2.3 2.9 .2 11:00 B .4 2.0 2.4 .2 12:00 B .3 1.9 2.2 .2 13:00 B .2 1.8 2.1 .2 14:00 B .2 2.2 2.4 .2 15:00 B .1 C 2.6 C 2.8 C .2 16:00 B C C C .3 17:00 B .1 C 6.8 C 6.9 C .2 18:00 B .6 17.9 18.5 .2 19:00 B 1.0 16.0 17.0 .2 C 20:00 B .7 17.5 18.2 C 21:00 B 1.5 19.0 20.5 .2 C 22:00 B .8 18.3 19.1 .2 23:00 B 2.2 16.2 18.4 .2 Average .025 .5 7.1 7.6 .1 Max .032 2.2 19.0 20.5 .3 Max Hour 00:00 23:00 21:00 21:00 16:00 Min .021 .0 1.8 2.1 .1 Count 7 23 23 23 23 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error NO NOx_Auto NO-PREC 02-Nov-2026 15:46:00 16:11:00 68.7 70 -1.72% GPT-PS 02-Nov-2026 15:46:00 16:18:00 0.4 0.0 .5 GPTZ 02-Nov-2026 15:46:00 16:38:00 223 225 -.88% GPT-PREC 02-Nov-2026 15:46:00 17:08:00 155.6 155 .45% NO2 GPT-PREC 02-Nov-2026 15:46:00 17:08:00 67.7 70 -3.19% NO2 Precision NO2_Diff PRECDIFF 02-Nov-2026 17:15:00 17:15:05 67.3 67.769 -.67% NOx NOx_Auto NO-PREC 02-Nov-2026 15:46:00 16:11:00 68.6 70 -1.91% SO2 SO2_Auto ZERO 02-Nov-2026 19:46:00 20:11:00 0 0.0 .07 SPAN 02-Nov-2026 19:46:00 20:36:00 86.5 90 -3.86% PREC 02-Nov-2026 19:46:00 21:01:00 38.1 40 -4.64% Date Printed: 11/3/2026 01:30 Daily Summary Report Site: Hattie Avenue (B) 11/2/2026 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 5.4 9.8 4.6 01:00 5.7 9.9 4.4 02:00 7.0 13.7 6.9 03:00 8.1 14.2 6.4 04:00 6.8 12.1 5.6 05:00 6.4 11.5 5.4 06:00 6.4 11.2 5.1 07:00 6.0 11.0 5.3 08:00 6.1 12.7 6.9 09:00 5.5 12.1 6.8 10:00 4.4 10.3 6.0 11:00 4.1 10.6 6.5 12:00 4.2 11.4 7.1 13:00 4.1 10.6 6.5 14:00 4.3 13.5 9.1 15:00 4.1 12.3 8.2 16:00 4.3 14.4 10.1 17:00 4.5 10.9 6.4 18:00 5.4 17.2 12.0 19:00 6.8 18.4 11.9 20:00 7.0 18.4 11.8 21:00 7.4 18.2 11.2 22:00 7.6 19.7 12.5 23:00 8.3 21.0 13.2 Average 5.8 13.5 7.9 Max 8.3 21.0 13.2 Max Hour 23:00 23:00 23:00 Min 4.1 9.8 4.4 Count 24 24 24 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error 0.0 -4.64% Date Printed: 11/3/2026 01:30 Daily Summary Report Site: Union Cross 11/2/2026 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 .030 746.0 55.8 42.1 01:00 .028 746.2 55.1 42.5 02:00 .020 746.2 54.0 43.3 03:00 .024 746.0 53.6 43.3 04:00 .023 746.1 53.3 43.4 05:00 .016 746.4 52.8 43.7 06:00 .017 746.4 52.3 44.0 07:00 .020 746.6 52.3 44.9 08:00 .016 746.6 51.2 47.6 09:00 D 746.3 52.8 47.0 10:00 D 746.3 58.2 45.4 11:00 B 745.8 62.5 44.1 12:00 B 745.0 64.3 44.2 13:00 B 744.4 66.5 46.2 14:00 B 744.0 66.7 46.8 15:00 B 743.8 66.0 46.2 16:00 B 743.7 66.0 45.6 17:00 B 743.8 63.5 44.0 18:00 B 744.1 60.6 43.4 19:00 B 744.2 57.0 43.2 20:00 B 744.3 54.9 43.3 21:00 B 744.6 54.1 43.7 22:00 B 744.5 51.7 44.6 23:00 B 744.3 52.4 46.7 Average .021 745.2 57.4 44.5 Max .030 746.6 66.7 47.6 Max Hour 00:00 08:00 14:00 08:00 Min .016 743.7 51.2 42.1 Count 9 24 24 24 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error Ozone O3_Auto ZERO 02-Nov-2026 22:50:00 23:20:00 0 0.0 0.00 PREC 02-Nov-2026 22:50:00 23:50:00 0 0.0 0.00 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