Date Printed: 10/25/2025 06:01 Daily Summary Report Site: Clemmons Middle 10/25/2025 Interval: 001h Ozone PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 .005 7.3 14.3 7.0 01:00 .029 3.1 7.8 4.7 02:00 .029 2.7 7.1 4.4 03:00 .027 2.8 7.0 4.1 04:00 .020 2.9 6.3 3.3 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 3.7 8.5 4.7 Max .029 7.3 14.3 7.0 Max Hour 02:00 00:00 00:00 00:00 Min .005 2.7 6.3 3.3 Count 5 5 5 5 Total Date Printed: 10/25/2025 06:01 Daily Summary Report Site: Hattie Avenue (A) 10/25/2025 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 .033 .1 3.3 3.5 .0 01:00 .032 .1 1.8 2.0 .0 02:00 .029 .2 2.2 2.4 .0 03:00 .027 .2 2.4 2.6 .0 04:00 .023 .2 4.1 4.3 .0 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 .028 .1 2.7 2.9 .0 Max .033 .2 4.1 4.3 .0 Max Hour 00:00 04:00 04:00 04:00 04:00 Min .023 .1 1.8 2.0 .0 Count 5 5 5 5 5 Total Date Printed: 10/25/2025 06:01 Daily Summary Report Site: Hattie Avenue (B) 10/25/2025 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 3.2 7.6 4.6 01:00 2.8 6.4 3.7 02:00 3.0 6.9 4.1 03:00 3.4 6.5 3.4 04:00 4.6 9.0 4.7 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 3.4 7.2 4.1 Max 4.6 9.0 4.7 Max Hour 04:00 04:00 04:00 Min 2.8 6.4 3.4 Count 5 5 5 Total Date Printed: 10/25/2025 06:01 Daily Summary Report Site: Union Cross 10/25/2025 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 .033 743.7 48.7 30.6 01:00 .033 744.1 47.4 30.2 02:00 .031 744.1 45.2 30.1 03:00 .028 744.2 43.8 30.0 04:00 .025 744.5 42.3 29.9 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 .030 744.1 45.4 30.1 Max .033 744.5 48.7 30.6 Max Hour 01:00 04:00 00:00 00:00 Min .025 743.7 42.3 29.9 Count 5 5 5 5 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