Date Printed: 9/17/2025 04:01 Daily Summary Report Site: Clemmons Middle 9/17/2025 Interval: 001h Ozone PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 .023 6.0 9.3 3.2 01:00 .021 6.1 9.7 3.6 02:00 .022 6.2 10.5 4.3 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 .022 6.1 9.8 3.7 Max .023 6.2 10.5 4.3 Max Hour 00:00 02:00 02:00 02:00 Min .021 6.0 9.3 3.2 Count 3 3 3 3 Total Date Printed: 9/17/2025 04:01 Daily Summary Report Site: Hattie Avenue (A) 9/17/2025 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 .034 .0 3.0 3.0 .0 01:00 .025 .1 3.9 4.1 .0 02:00 .023 .1 4.8 5.0 .0 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 .027 .0 3.9 4.0 .0 Max .034 .1 4.8 5.0 .0 Max Hour 00:00 02:00 02:00 02:00 02:00 Min .023 .0 3.0 3.0 .0 Count 3 3 3 3 3 Total Date Printed: 9/17/2025 04:01 Daily Summary Report Site: Hattie Avenue (B) 9/17/2025 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 6.5 11.5 4.9 01:00 6.8 10.6 3.7 02:00 7.4 12.9 5.4 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 6.9 11.6 4.6 Max 7.4 12.9 5.4 Max Hour 02:00 02:00 02:00 Min 6.5 10.6 3.7 Count 3 3 3 Total Date Printed: 9/17/2025 04:01 Daily Summary Report Site: Union Cross 9/17/2025 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 .025 738.6 62.3 54.8 01:00 .019 738.1 61.1 56.5 02:00 .017 737.7 60.3 57.9 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 .020 738.1 61.2 56.4 Max .025 738.6 62.3 57.9 Max Hour 00:00 00:00 00:00 02:00 Min .017 737.7 60.3 54.8 Count 3 3 3 3 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