Date Printed: 11/12/2026 01:30 Daily Summary Report Site: Clemmons Middle 11/11/2026 Interval: 001h O3 PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 B 9.1 17.5 8.3 01:00 B 9.3 17.3 8.0 02:00 B 9.0 16.4 7.3 03:00 B 9.1 16.3 7.1 04:00 B 9.4 16.4 6.9 05:00 B 9.3 17.1 7.7 06:00 B 9.4 16.2 6.8 07:00 B 9.4 19.0 9.6 08:00 B 9.5 18.4 8.8 09:00 B 6.7 13.5 6.8 10:00 B 6.2 12.2 6.0 11:00 B 5.5 12.3 6.7 12:00 B 5.5 13.4 7.8 13:00 B 5.7 13.8 8.1 14:00 B 5.5 11.9 6.4 15:00 B 5.8 12.6 6.8 16:00 B 6.2 14.6 8.3 17:00 B 19.1 37.1 18.0 18:00 B 13.8 33.6 19.8 19:00 B 11.2 27.7 16.4 20:00 B 16.8 39.3 22.3 21:00 B 10.5 23.1 12.5 22:00 B 13.5 23.7 10.2 23:00 B 15.3 25.0 9.6 Average 9.6 19.5 9.8 Max B 19.1 39.3 22.3 Max Hour 17:00 20:00 20:00 Min B 5.5 11.9 6.0 Count 0 24 24 24 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error 0.0 % Error Date Printed: 11/12/2026 01:30 Daily Summary Report Site: Hattie Avenue (A) 11/11/2026 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 B 25.8 25.0 50.8 .6 01:00 B 28.7 21.9 50.6 .6 02:00 B 22.3 23.1 45.4 .5 03:00 B 18.9 19.8 38.8 .5 04:00 B 8.4 19.5 27.9 .3 05:00 B 13.2 17.8 31.0 .4 06:00 B 20.5 15.3 35.9 .5 07:00 B 23.9 12.9 36.9 .5 08:00 B 40.4 23.0 63.5 .8 09:00 B 19.2 25.5 44.7 .9 10:00 B 1.3 5.2 6.6 .7 11:00 B .6 3.2 3.9 .7 12:00 B .6 3.8 4.4 .7 13:00 B .3 2.8 3.1 .7 14:00 B .2 2.8 3.1 .6 15:00 B .1 C 2.8 C 3.0 C .5 16:00 B C C C .5 17:00 B .1 C 13.2 C 13.3 C .6 18:00 B .1 21.6 21.7 .8 19:00 B .2 18.4 18.6 .5 C 20:00 B .1 15.2 15.4 C 21:00 B .1 12.0 12.1 .4 C 22:00 B .1 8.3 8.4 .4 23:00 B .1 6.6 6.7 .3 Average 9.7 13.9 23.7 .5 Max B 40.4 25.5 63.5 .9 Max Hour 08:00 09:00 08:00 09:00 Min B .1 2.8 3.0 .3 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 11-Nov-2026 15:46:00 16:11:00 69.1 70 -1.17% GPT-PS 11-Nov-2026 15:46:00 16:18:00 0.5 0.0 .56 GPTZ 11-Nov-2026 15:46:00 16:38:00 224.4 225 -.25% GPT-PREC 11-Nov-2026 15:46:00 17:08:00 156.7 155 1.13% NO2 GPT-PREC 11-Nov-2026 15:46:00 17:08:00 68.2 70 -2.51% NO2 Precision NO2_Diff PRECDIFF 11-Nov-2026 17:15:00 17:15:05 67.6 68.243 -.83% NOx NOx_Auto NO-PREC 11-Nov-2026 15:46:00 16:11:00 69.3 70 -.99% SO2 SO2_Auto ZERO 11-Nov-2026 19:46:00 20:11:00 0.2 0.0 .23 SPAN 11-Nov-2026 19:46:00 20:36:00 86.7 90 -3.6% PREC 11-Nov-2026 19:46:00 21:01:00 38.3 40 -4.18% Date Printed: 11/12/2026 01:30 Daily Summary Report Site: Hattie Avenue (B) 11/11/2026 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 13.4 24.2 11.3 01:00 13.4 23.4 10.6 02:00 11.3 21.4 10.6 03:00 11.0 18.8 8.3 04:00 9.3 16.2 7.4 05:00 10.8 21.2 11.1 06:00 10.9 20.3 10.1 07:00 10.2 18.3 8.6 08:00 9.0 22.1 13.1 09:00 7.2 18.1 10.5 10:00 5.2 15.0 9.5 11:00 5.1 12.8 7.4 12:00 5.0 11.7 6.4 13:00 5.1 13.0 7.5 14:00 5.2 13.7 8.0 15:00 5.5 12.5 6.6 16:00 6.1 13.7 7.3 17:00 7.0 17.1 9.8 18:00 9.5 23.2 13.5 19:00 9.4 19.1 9.5 20:00 10.4 25.8 15.2 21:00 10.9 24.0 12.8 22:00 15.7 26.3 10.5 23:00 19.3 28.9 9.5 Average 9.4 19.2 9.7 Max 19.3 28.9 15.2 Max Hour 23:00 23:00 20:00 Min 5.0 11.7 6.4 Count 24 24 24 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error 0.0 -4.18% Date Printed: 11/12/2026 01:30 Daily Summary Report Site: Union Cross 11/11/2026 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 B 736.8 50.6 39.1 01:00 B 736.6 47.9 39.0 02:00 B 736.5 47.0 39.2 03:00 B 736.4 46.0 39.0 04:00 B 736.3 44.5 38.7 05:00 B 736.3 45.0 38.8 06:00 B 736.1 46.3 38.3 07:00 B 736.2 48.2 38.6 08:00 B 736.3 54.2 40.9 09:00 B 736.1 60.6 44.5 10:00 B 735.7 66.2 46.4 11:00 B 734.8 69.6 47.9 12:00 B 734.0 71.1 48.3 13:00 B 733.0 71.8 48.6 14:00 B 732.4 71.6 48.0 15:00 B 731.8 71.5 47.4 16:00 B 731.6 69.0 46.4 17:00 B 731.3 65.4 44.8 18:00 B 731.1 62.7 43.8 19:00 B 730.9 61.3 43.9 20:00 B 730.5 60.7 44.1 21:00 B 729.9 60.4 44.5 22:00 B 729.3 58.3 44.5 23:00 B 728.7 57.2 45.1 Average 733.6 58.6 43.3 Max B 736.8 71.8 48.6 Max Hour 00:00 13:00 13:00 Min B 728.7 44.5 38.3 Count 0 24 24 24 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error 0.0 -4.18% 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