Date Printed: 7/6/2026 09:01 Daily Summary Report Site: Clemmons Middle 7/6/2026 Interval: 001h Ozone PM2.5 PM10 LC PM Coarse Time ppm ug/m3 ug/m3 ug/m3 00:00 .002 10.0 23.8 13.8 01:00 .002 10.2 25.2 15.0 02:00 .003 10.6 27.9 17.2 03:00 .002 11.1 30.4 19.2 04:00 .000 11.0 31.7 20.7 05:00 .000 10.6 29.4 18.7 06:00 .003 9.4 26.1 16.7 07:00 .013 9.4 19.5 10.1 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 .003 10.2 26.7 16.4 Max .013 11.1 31.7 20.7 Max Hour 07:00 03:00 04:00 04:00 Min .000 9.4 19.5 10.1 Count 8 8 8 8 Total Date Printed: 7/6/2026 09:01 Daily Summary Report Site: Hattie Avenue (A) 7/6/2026 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 .012 1.1 9.5 10.7 .1 01:00 .013 .9 8.1 9.0 .1 02:00 .011 1.1 9.6 10.8 .1 03:00 .014 2.5 8.1 10.6 .1 04:00 .008 1.6 8.2 9.8 .1 05:00 .005 2.8 8.1 10.9 .1 06:00 .009 6.0 10.3 16.3 .2 07:00 .022 3.5 8.8 12.4 .4 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 .011 2.4 8.8 11.3 .1 Max .022 6.0 10.3 16.3 .4 Max Hour 07:00 06:00 06:00 06:00 07:00 Min .005 .9 8.1 9.0 .1 Count 8 8 8 8 8 Total Date Printed: 7/6/2026 09:01 Daily Summary Report Site: Hattie Avenue (B) 7/6/2026 Interval: 001h PM2.5 PM10 STP PM Coarse Time ug/m3 ug/m3 ug/m3 00:00 12.6 28.8 15.4 01:00 15.5 35.4 19.1 02:00 14.7 33.5 18.0 03:00 13.3 30.8 16.8 04:00 13.2 31.3 17.4 05:00 13.9 35.1 20.5 06:00 12.3 27.2 14.1 07:00 11.5 22.0 9.6 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 13.3 30.5 16.3 Max 15.5 35.4 20.5 Max Hour 01:00 01:00 05:00 Min 11.5 22.0 9.6 Count 8 8 8 Total Date Printed: 7/6/2026 09:01 Daily Summary Report Site: Union Cross 7/6/2026 Interval: 001h Ozone Barometric Pres. Temperature (°F) Dew Point (°F) Time ppm mmHg DegF DegF 00:00 .007 734.6 71.3 71.1 01:00 .009 734.7 71.1 70.9 02:00 .011 734.6 70.9 70.6 03:00 .008 734.7 70.6 70.2 04:00 .004 735.1 70.4 70.2 05:00 .003 735.5 70.3 70.3 06:00 .010 735.8 72.1 71.7 07:00 .022 736.1 75.2 71.9 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 .009 735.1 71.4 70.8 Max .022 736.1 75.2 71.9 Max Hour 07:00 07:00 07:00 07:00 Min .003 734.6 70.3 70.2 Count 8 8 8 8 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