Date Printed: 7/20/2026 11:01 Daily Summary Report Site: Clemmons Middle 7/20/2026 Interval: 001h Ozone PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 .017 6.9 15.3 8.4 01:00 .022 6.0 13.8 7.7 02:00 .023 B 5.1 12.8 7.6 03:00 .020 4.9 13.2 8.2 04:00 .013 5.2 15.4 10.2 05:00 .007 5.2 14.3 9.1 06:00 .010 5.0 15.0 9.9 07:00 .013 5.2 13.4 8.1 08:00 .021 7.8 16.2 8.3 09:00 .025 9.9 19.4 9.4 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 .017 6.1 14.8 8.6 Max .025 9.9 19.4 10.2 Max Hour 09:00 09:00 09:00 04:00 Min .007 4.9 12.8 7.6 Count 10 10 10 10 Total Date Printed: 7/20/2026 11:01 Daily Summary Report Site: Hattie Avenue (A) 7/20/2026 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 .024 .3 5.4 5.8 .3 01:00 .026 .3 3.7 4.0 .2 02:00 .026 .4 3.8 4.2 .1 03:00 .025 .5 4.1 4.6 .2 04:00 .019 .7 6.5 7.3 .2 05:00 .014 .6 6.0 6.7 .2 06:00 .016 .9 7.6 8.5 .2 07:00 .020 1.0 3.4 4.4 .2 08:00 .020 1.3 6.7 8.1 .3 09:00 .024 1.7 5.2 6.9 .2 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 .021 .7 5.2 6.0 .2 Max .026 1.7 7.6 8.5 .3 Max Hour 02:00 09:00 06:00 06:00 08:00 Min .014 .3 3.4 4.0 .1 Count 10 10 10 10 10 Total Date Printed: 7/20/2026 11:01 Daily Summary Report Site: Hattie Avenue (B) 7/20/2026 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 8.0 18.0 9.3 01:00 7.1 16.5 8.9 02:00 6.1 15.6 8.9 03:00 5.5 14.2 8.3 04:00 6.0 14.9 8.3 05:00 6.6 17.3 10.2 06:00 7.5 17.8 9.7 07:00 10.5 22.2 10.9 08:00 13.5 24.4 10.1 09:00 16.1 26.9 9.8 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 8.6 18.7 9.4 Max 16.1 26.9 10.9 Max Hour 09:00 09:00 07:00 Min 5.5 14.2 8.3 Count 10 10 10 Total Date Printed: 7/20/2026 11:01 Daily Summary Report Site: Union Cross 7/20/2026 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 .028 734.6 76.7 71.9 01:00 .032 734.5 75.2 70.5 02:00 .027 734.5 74.0 70.3 03:00 .024 734.5 73.6 70.5 04:00 .019 734.7 73.2 70.7 05:00 .015 735.0 72.9 71.2 06:00 .016 735.1 73.9 71.7 07:00 .016 735.4 75.6 72.3 08:00 .019 735.6 77.0 72.5 09:00 .026 735.7 77.8 72.5 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 .022 734.9 74.9 71.4 Max .032 735.7 77.8 72.5 Max Hour 01:00 09:00 09:00 09:00 Min .015 734.5 72.9 70.3 Count 10 10 10 10 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