Date Printed: 4/27/2025 15:03 Daily Summary Report Site: Clemmons Middle 4/27/2025 Interval: 001h Ozone PM2.5 PM10 LC PM Coarse Time ppm µg/m3 µg/m3 µg/m3 00:00 .041 5.9 12.5 6.5 01:00 .034 6.5 13.2 6.6 02:00 .028 7.3 13.8 6.5 03:00 .023 7.4 14.3 6.9 04:00 .021 7.2 14.8 7.6 05:00 .016 7.1 14.9 7.7 06:00 .017 6.6 12.3 5.7 07:00 .030 5.5 10.7 5.2 08:00 .040 4.3 8.6 4.3 09:00 .045 3.7 7.6 3.9 10:00 .048 3.2 6.4 3.2 11:00 .051 3.0 7.8 4.7 12:00 .052 3.0 7.6 4.5 13:00 .053 3.3 7.4 4.1 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00 Average .035 5.2 10.8 5.5 Max .053 7.4 14.9 7.7 Max Hour 13:00 03:00 05:00 05:00 Min .016 3.0 6.4 3.2 Count 14 14 14 14 Total Date Printed: 4/27/2025 15:03 Daily Summary Report Site: Hattie Avenue (A) 4/27/2025 Interval: 001h Ozone NO NO2 NOx SO2 Time ppm ppb ppb ppb ppb 00:00 .036 .0 1.7 1.6 .0 01:00 .034 .0 1.7 1.6 .0 02:00 .036 .0 1.6 1.5 .0 03:00 .034 -.1 1.4 1.3 .0 04:00 .030 .0 2.1 2.0 .0 05:00 .026 .0 1.9 1.8 .0 06:00 .031 .0 2.0 2.0 .0 07:00 .036 .1 1.4 1.5 .0 08:00 .042 .0 1.0 1.1 .0 09:00 .047 .1 1.1 1.2 .0 10:00 .051 .0 .9 .9 .0 11:00 .051 .1 1.4 1.5 .0 12:00 .054 .0 1.2 1.3 .0 13:00 .056 .0 1.5 1.5 .0 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00 Average .040 .0 1.4 1.4 .0 Max .056 .1 2.1 2.0 .0 Max Hour 13:00 11:00 04:00 06:00 13:00 Min .026 -.1 .9 .9 .0 Count 14 14 14 14 14 Total Date Printed: 4/27/2025 15:03 Daily Summary Report Site: Hattie Avenue (B) 4/27/2025 Interval: 001h PM2.5 PM10 STP PM Coarse Time µg/m3 µg/m3 µg/m3 00:00 7.6 15.4 7.9 01:00 7.3 14.0 6.7 02:00 5.8 11.5 5.8 03:00 5.3 9.7 4.5 04:00 5.8 10.3 4.6 05:00 5.9 10.6 4.9 06:00 6.2 10.3 4.3 07:00 5.5 10.9 5.5 08:00 4.4 9.4 5.0 09:00 3.5 7.6 4.1 10:00 3.0 9.3 6.2 11:00 3.1 8.1 4.9 12:00 3.1 7.8 4.6 13:00 3.2 8.9 5.6 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00 Average 4.9 10.2 5.3 Max 7.6 15.4 7.9 Max Hour 00:00 00:00 00:00 Min 3.0 7.6 4.1 Count 14 14 14 Total Date Printed: 4/27/2025 15:03 Daily Summary Report Site: Union Cross 4/27/2025 Interval: 001h Ozone Temperature Dew Point Wind Speed Wind Direction Relative Humidity Barometric Pres. Time ppm DegC DegC MPH DEG PERCENT mmHg 00:00 .035 15.3 9.3 5.9 53 70.0 738.4 01:00 .031 14.1 8.5 4.2 45 71.6 738.5 02:00 .022 13.4 7.1 4.5 49 68.0 738.6 03:00 .018 B 12.3 6.4 2.2 106 70.5 738.9 04:00 .024 11.3 5.6 1.5 127 71.3 739.2 05:00 .025 10.9 5.2 2.9 51 71.5 739.9 06:00 .029 11.1 4.9 4.2 51 68.6 740.6 07:00 .036 12.6 4.5 7.2 44 59.5 741.0 08:00 .042 13.8 3.2 11.0 51 46.8 741.3 09:00 .044 14.7 3.2 10.1 52 42.1 741.7 10:00 .047 16.0 3.8 8.5 57 39.0 742.0 11:00 .049 17.3 4.8 5.9 87 37.2 741.7 12:00 .053 18.2 4.4 7.7 71 30.4 741.3 13:00 .054 19.2 4.7 6.6 80 27.1 741.1 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00 23:00 Average .036 14.3 5.4 5.6 60 55.2 740.3 Max .054 19.2 9.3 11.0 127 71.6 742.0 Max Hour 13:00 13:00 00:00 08:00 04:00 01:00 10:00 Min .018 10.9 3.2 1.5 44 27.1 738.4 Count 14 14 14 14 14 14 14 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