Date Printed: 11/8/2026 01:30 Daily Summary Report Site: Clemmons Middle 11/7/2026 Interval: 001h O3 PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 B 6.7 15.9 9.1 01:00 B 5.8 13.0 7.1 02:00 B 5.4 13.2 7.7 03:00 B 6.0 13.8 7.7 04:00 B 5.1 11.2 6.0 05:00 B 2.6 5.7 3.0 06:00 B 2.2 5.8 3.6 07:00 B 2.3 5.2 2.8 08:00 B 1.5 4.6 3.1 09:00 B 1.4 4.2 2.8 10:00 B 1.4 3.2 1.8 11:00 B 1.3 3.7 2.4 12:00 B 1.3 3.2 1.8 13:00 B 1.4 3.2 1.8 14:00 B 1.3 3.4 2.0 15:00 B 1.2 2.9 1.6 16:00 B 1.5 4.0 2.5 17:00 B 2.2 5.3 3.1 18:00 B 2.1 5.3 3.1 19:00 B 2.3 5.3 2.9 20:00 B 2.3 4.2 1.9 21:00 B 2.7 4.8 2.1 22:00 B 3.0 6.5 3.5 23:00 B 3.3 6.6 3.3 Average 2.7 6.4 3.6 Max B 6.7 15.9 9.1 Max Hour 00:00 00:00 00:00 Min B 1.2 2.9 1.6 Count 0 24 24 24 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error 0.0 % Error Date Printed: 11/8/2026 01:30 Daily Summary Report Site: Hattie Avenue (A) 11/7/2026 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 B 1.6 13.7 15.3 .2 01:00 B .1 6.3 6.4 .2 02:00 B .0 3.0 3.0 .2 03:00 B .1 3.4 3.5 .2 04:00 B .0 2.2 2.2 .2 05:00 B .0 1.6 1.6 .2 06:00 B .0 1.3 1.4 .1 07:00 B .4 1.7 2.2 .1 08:00 B .3 1.1 1.5 .1 09:00 B .3 1.2 1.6 .1 10:00 B .4 1.4 1.8 .2 11:00 B .4 1.4 1.9 .2 12:00 B .3 1.3 1.6 .2 13:00 B .3 1.5 1.9 .2 14:00 B .3 1.7 2.1 .2 15:00 B .2 C 1.8 C 2.0 C .2 16:00 B C C C .2 17:00 B .0 C 2.8 C 2.8 C .2 18:00 B .0 4.1 4.2 .2 19:00 B .0 8.7 8.7 .2 C 20:00 B .1 10.7 10.8 C 21:00 B .4 5.2 5.6 .2 C 22:00 B .0 3.9 4.0 .1 23:00 B .0 3.8 3.8 .1 Average .2 3.6 3.9 .1 Max B 1.6 13.7 15.3 .2 Max Hour 00:00 00:00 00:00 21:00 Min B .0 1.1 1.4 .1 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 07-Nov-2026 15:46:00 16:11:00 69 70 -1.39% GPT-PS 07-Nov-2026 15:46:00 16:18:00 0.4 0.0 .45 GPTZ 07-Nov-2026 15:46:00 16:38:00 223.8 225 -.52% GPT-PREC 07-Nov-2026 15:46:00 17:08:00 156.6 155 1.06% NO2 GPT-PREC 07-Nov-2026 15:46:00 17:08:00 68.1 70 -2.62% NO2 Precision NO2_Diff PRECDIFF 07-Nov-2026 17:15:00 17:15:05 67.1 68.164 -1.44% NOx NOx_Auto NO-PREC 07-Nov-2026 15:46:00 16:11:00 69 70 -1.36% SO2 SO2_Auto ZERO 07-Nov-2026 19:46:00 20:11:00 0.1 0.0 .16 SPAN 07-Nov-2026 19:46:00 20:36:00 86.6 90 -3.75% PREC 07-Nov-2026 19:46:00 21:01:00 38.3 40 -4.24% Date Printed: 11/8/2026 01:30 Daily Summary Report Site: Hattie Avenue (B) 11/7/2026 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 6.5 13.6 7.2 01:00 5.1 11.1 6.0 02:00 4.0 9.0 5.1 03:00 3.6 8.1 4.6 04:00 4.0 8.5 4.6 05:00 1.6 3.7 2.1 06:00 .9 2.7 1.8 07:00 1.2 3.1 1.9 08:00 1.3 3.8 2.5 09:00 1.2 3.0 1.7 10:00 1.2 4.5 3.2 11:00 1.2 4.2 2.9 12:00 1.3 2.7 1.3 13:00 1.5 4.7 3.1 14:00 1.3 3.7 2.3 15:00 1.3 4.3 2.8 16:00 1.3 3.4 2.0 17:00 2.9 5.6 2.7 18:00 2.3 5.4 3.1 19:00 2.9 5.5 2.7 20:00 3.9 7.3 3.5 21:00 3.2 6.8 3.8 22:00 2.6 5.7 3.2 23:00 2.2 3.8 1.6 Average 2.4 5.5 3.1 Max 6.5 13.6 7.2 Max Hour 00:00 00:00 00:00 Min .9 2.7 1.3 Count 24 24 24 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error 0.0 -4.24% Date Printed: 11/8/2026 01:30 Daily Summary Report Site: Union Cross 11/7/2026 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 B 734.1 54.8 48.4 01:00 B 734.0 53.6 47.0 02:00 B 734.3 54.0 45.2 03:00 B 734.4 53.3 44.7 04:00 B 734.8 51.4 45.2 05:00 B 735.3 49.5 44.3 06:00 B 735.8 49.6 40.1 07:00 B 736.5 49.6 38.0 08:00 B 737.0 50.7 39.0 09:00 B 737.1 53.2 37.5 10:00 B 737.0 55.7 36.6 11:00 B 736.7 57.7 37.2 12:00 B 736.1 59.5 37.7 13:00 B 735.6 61.3 38.8 14:00 B 735.3 62.9 39.9 15:00 B 735.4 63.6 40.3 16:00 B 735.8 62.9 40.3 17:00 B 736.3 60.0 39.6 18:00 B 736.8 56.9 38.7 19:00 B 737.3 55.0 37.8 20:00 B 737.8 52.6 37.2 21:00 B 738.0 50.6 36.8 22:00 B 738.2 49.5 36.3 23:00 B 738.4 47.4 36.3 Average 736.1 54.8 40.1 Max B 738.4 63.6 48.4 Max Hour 23:00 15:00 00:00 Min B 734.0 47.4 36.3 Count 0 24 24 24 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error 0.0 -4.24% 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