Date Printed: 6/7/2026 04:02 Daily Summary Report Site: Clemmons Middle 6/7/2026 Interval: 001h Ozone PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 .034 12.9 19.0 6.0 01:00 .030 12.4 17.5 5.1 02:00 .024 12.8 18.5 5.6 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 .029 12.7 18.3 5.5 Max .034 12.9 19.0 6.0 Max Hour 00:00 00:00 00:00 00:00 Min .024 12.4 17.5 5.1 Count 3 3 3 3 Total Date Printed: 6/7/2026 04:02 Daily Summary Report Site: Hattie Avenue (A) 6/7/2026 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 .039 .1 4.5 4.6 -.3 01:00 .031 .2 8.1 8.4 .0 02:00 .036 .2 4.5 4.7 -.2 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 .035 .1 5.7 5.9 -.1 Max .039 .2 8.1 8.4 .0 Max Hour 00:00 02:00 01:00 01:00 01:00 Min .031 .1 4.5 4.6 -.3 Count 3 3 3 3 3 Total Date Printed: 6/7/2026 04:02 Daily Summary Report Site: Hattie Avenue (B) 6/7/2026 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: 6/7/2026 04:02 Daily Summary Report Site: Union Cross 6/7/2026 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 .042 735.8 71.6 61.0 01:00 .036 735.7 69.3 60.7 02:00 .035 735.5 68.7 61.0 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 .037 735.6 69.8 60.9 Max .042 735.8 71.6 61.0 Max Hour 00:00 00:00 00:00 02:00 Min .035 735.5 68.7 60.7 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