Date Printed: 12/4/2025 01:30 Daily Summary Report Site: Clemmons Middle 12/3/2025 Interval: 001h Ozone PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 B 3.1 5.1 1.9 01:00 B 4.3 6.5 2.1 02:00 B 4.6 6.9 2.3 03:00 B 4.5 6.8 2.3 04:00 B 5.7 8.7 2.9 05:00 B 6.1 8.5 2.4 06:00 B 6.0 9.2 3.1 07:00 B 6.3 10.8 4.4 08:00 B 6.3 9.8 3.4 09:00 B 6.4 9.1 2.7 10:00 B 5.9 7.9 2.0 11:00 B 6.0 7.7 1.6 12:00 B 6.0 8.0 2.0 13:00 B 6.0 8.4 2.3 14:00 B 5.9 8.3 2.3 15:00 B 5.8 7.9 2.0 16:00 B 5.8 8.3 2.5 17:00 B 6.3 11.1 4.8 18:00 B 7.6 11.6 4.0 19:00 B 9.7 15.0 5.3 20:00 B 16.5 22.3 5.8 21:00 B 9.2 15.0 5.8 22:00 B 16.7 24.7 7.9 23:00 B 15.0 23.4 8.3 Average 7.3 10.8 3.5 Max B 16.7 24.7 8.3 Max Hour 22:00 22:00 23:00 Min B 3.1 5.1 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: 12/4/2025 01:30 Daily Summary Report Site: Hattie Avenue (A) 12/3/2025 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 B .3 9.4 9.7 .0 01:00 B .6 9.3 9.9 .0 02:00 B .2 5.8 6.1 .0 03:00 B .4 10.4 10.8 .0 04:00 B .3 7.3 7.6 .0 05:00 B .5 13.6 14.2 .0 06:00 B 2.8 17.4 20.3 .0 07:00 B 9.2 15.7 24.9 .0 08:00 B 16.8 17.2 34.1 .1 09:00 B 14.0 16.6 30.6 .1 10:00 B 6.3 9.3 15.6 .0 11:00 B 4.3 8.0 12.4 .0 12:00 B 2.2 4.4 6.7 .0 D 13:00 B 1.2 3.0 4.3 D 14:00 B .7 2.8 3.6 .0 D 15:00 B .6 C 3.5 C 4.1 C .0 16:00 B C C C .0 17:00 B .2 C 10.2 C 10.5 C .0 18:00 B .7 15.8 16.5 .0 19:00 20:00 21:00 22:00 23:00 Average 3.4 9.9 13.4 .0 Max B 16.8 17.4 34.1 .1 Max Hour 08:00 06:00 08:00 09:00 Min B .2 2.8 3.6 .0 Count 0 18 18 18 18 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error 0.0 % Error Date Printed: 12/4/2025 01:30 Daily Summary Report Site: Hattie Avenue (B) 12/3/2025 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 3.6 5.1 1.8 01:00 4.4 6.2 2.1 02:00 4.4 6.2 2.1 03:00 4.7 7.0 2.6 04:00 6.2 8.6 2.9 05:00 6.2 8.4 2.7 06:00 6.3 9.1 3.3 07:00 6.2 9.7 4.1 08:00 6.9 11.5 5.2 09:00 7.5 11.0 3.9 10:00 7.3 10.2 3.3 11:00 7.8 11.7 4.2 12:00 7.2 9.6 2.5 13:00 6.2 8.4 2.4 14:00 6.2 8.2 2.1 15:00 6.5 8.7 2.3 16:00 6.0 8.5 2.7 17:00 6.8 10.6 4.2 18:00 7.2 10.9 4.0 19:00 20:00 21:00 22:00 23:00 Average 6.1 8.9 3.0 Max 7.8 11.7 5.2 Max Hour 11:00 11:00 08:00 Min 3.6 5.1 1.8 Count 19 19 19 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error 0.0 % Error Date Printed: 12/4/2025 01:30 Daily Summary Report Site: Union Cross 12/3/2025 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 B 735.6 33.7 23.7 01:00 B 735.8 32.2 23.6 02:00 B 736.1 31.6 23.5 03:00 B 736.5 30.9 23.8 04:00 B 736.3 30.5 23.9 05:00 B 736.6 29.4 23.7 06:00 B 737.2 28.5 24.2 07:00 B 738.1 29.2 23.8 08:00 B 738.7 32.7 25.3 09:00 B 739.0 36.4 26.0 10:00 B 739.2 38.4 25.2 11:00 B 738.9 39.7 25.7 12:00 B 738.3 42.0 26.5 13:00 B 737.7 44.0 27.9 14:00 B 737.3 45.5 29.0 15:00 B 737.5 46.0 29.3 16:00 B 737.4 45.2 29.1 17:00 B 738.2 42.5 28.5 18:00 B 738.5 41.4 28.3 19:00 B 738.8 40.1 28.3 20:00 B 738.9 39.5 28.6 21:00 B 739.0 38.3 28.7 22:00 B 739.0 37.9 29.1 23:00 B 739.2 36.0 29.0 Average 737.8 37.1 26.4 Max B 739.2 46.0 29.3 Max Hour 23:00 15:00 15:00 Min B 735.6 28.5 23.5 Count 0 24 24 24 Total Calibration Report Parameter Sequence Phase Start Time End Time Value Expected Value % Error Ozone O3_Auto ZERO 03-Dec-2025 22:50:00 23:20:00 0 0.0 0.00 PREC 03-Dec-2025 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