Date Printed: 8/6/2026 05:01 Daily Summary Report Site: Clemmons Middle 8/6/2026 Interval: 001h Ozone PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 .018 B 8.9 18.2 9.2 01:00 .020 9.1 18.3 9.2 02:00 .020 7.8 20.0 12.1 03:00 .021 7.0 24.2 17.2 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 .019 8.2 20.1 11.9 Max .021 9.1 24.2 17.2 Max Hour 03:00 01:00 03:00 03:00 Min .018 7.0 18.2 9.2 Count 4 4 4 4 Total Date Printed: 8/6/2026 05:01 Daily Summary Report Site: Hattie Avenue (A) 8/6/2026 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 .024 .2 3.2 3.4 .1 01:00 .022 .2 3.7 4.0 .1 02:00 .026 .2 2.1 2.3 .1 03:00 .026 .1 2.1 2.2 .1 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 .024 .1 2.7 2.9 .1 Max .026 .2 3.7 4.0 .1 Max Hour 03:00 02:00 01:00 01:00 03:00 Min .022 .1 2.1 2.2 .1 Count 4 4 4 4 4 Total Date Printed: 8/6/2026 05:01 Daily Summary Report Site: Hattie Avenue (B) 8/6/2026 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 9.3 17.6 7.9 01:00 10.2 22.6 11.8 02:00 8.7 22.9 13.7 03:00 7.5 28.7 20.7 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 8.9 22.9 13.5 Max 10.2 28.7 20.7 Max Hour 01:00 03:00 03:00 Min 7.5 17.6 7.9 Count 4 4 4 Total Date Printed: 8/6/2026 05:01 Daily Summary Report Site: Union Cross 8/6/2026 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 .025 740.4 75.6 73.5 01:00 .024 739.9 75.0 72.7 02:00 .031 740.0 73.0 69.6 03:00 .030 740.1 71.9 69.0 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 .027 740.1 73.8 71.2 Max .031 740.4 75.6 73.5 Max Hour 02:00 00:00 00:00 00:00 Min .024 739.9 71.9 69.0 Count 4 4 4 4 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