Date Printed: 12/4/2025 18:04 Daily Summary Report Site: Clemmons Middle 12/4/2025 Interval: 001h Ozone PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 B 9.8 13.7 3.9 01:00 B 10.8 15.3 4.4 02:00 B 11.0 15.9 4.8 03:00 B 12.3 17.8 5.4 04:00 B 13.1 18.7 5.6 05:00 B 15.6 23.5 7.8 06:00 B 15.5 22.7 7.1 07:00 B 15.1 30.2 15.0 08:00 B 15.7 23.1 7.4 09:00 B 14.0 21.1 7.1 10:00 B 12.5 19.1 6.6 11:00 B 10.0 16.6 6.6 12:00 B 8.2 15.6 7.4 13:00 B 7.5 16.6 9.1 14:00 B 6.9 15.1 8.1 15:00 B 7.2 14.6 7.4 16:00 B 7.6 16.3 8.6 17:00 B 8.9 24.9 15.9 18:00 19:00 20:00 21:00 22:00 23:00 Average 11.2 18.9 7.6 Max B 15.7 30.2 15.9 Max Hour 08:00 07:00 17:00 Min B 6.9 13.7 3.9 Count 0 18 18 18 Total Date Printed: 12/4/2025 18:04 Daily Summary Report Site: Hattie Avenue (A) 12/4/2025 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 01:00 02:00 03:00 04:00 05:00 06:00 07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00 Average Max Max Hour Min Count 0 0 0 0 0 Total Date Printed: 12/4/2025 18:04 Daily Summary Report Site: Hattie Avenue (B) 12/4/2025 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 01:00 02:00 03:00 04:00 05:00 06:00 07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00 Average Max Max Hour Min Count 0 0 0 Total Date Printed: 12/4/2025 18:04 Daily Summary Report Site: Union Cross 12/4/2025 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 B 739.2 34.1 29.2 01:00 B 739.1 33.1 29.7 02:00 B 738.9 33.0 30.5 03:00 B 738.6 33.4 30.6 04:00 B 738.3 32.0 30.6 05:00 B 738.4 31.3 30.8 06:00 B 738.7 30.2 30.2 07:00 B 738.9 30.2 30.2 08:00 B 739.2 31.2 29.5 09:00 B 739.2 36.0 28.7 10:00 B 740.1 39.2 29.6 11:00 B 740.0 42.8 29.2 12:00 B 739.5 44.4 29.9 13:00 B 739.2 47.1 26.6 14:00 B 739.1 47.4 25.5 15:00 B 739.2 47.1 26.5 16:00 B 739.0 45.6 27.0 17:00 B 739.1 44.9 26.4 18:00 19:00 20:00 21:00 22:00 23:00 Average 739.0 37.9 28.9 Max B 740.1 47.4 30.8 Max Hour 10:00 14:00 05:00 Min B 738.3 30.2 25.5 Count 0 18 18 18 Total 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