Weekend/Weekday Ozone Observations in the South Coast Air Basin
Weekend/Weekday Ozone Observations in the South Coast Air Basin
Weekend/Weekday Ozone Observations in the South Coast Air Basin
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Nitrogen Oxides at Azusa, 9/30/00 to 10/8/00<br />
150<br />
120<br />
NO(ppb)<br />
NO2(ppb)<br />
NO and NO2 (ppb)<br />
90<br />
60<br />
30<br />
0<br />
0:00<br />
6:00<br />
12:00<br />
18:00<br />
0:00<br />
6:00<br />
12:00<br />
18:00<br />
0:00<br />
6:00<br />
12:00<br />
18:00<br />
0:00<br />
6:00<br />
12:00<br />
18:00<br />
0:00<br />
6:00<br />
12:00<br />
18:00<br />
0:00<br />
6:00<br />
12:00<br />
18:00<br />
0:00<br />
6:00<br />
12:00<br />
18:00<br />
0:00<br />
6:00<br />
12:00<br />
18:00<br />
0:00<br />
6:00<br />
12:00<br />
18:00<br />
Sat, 9/30 Sun, 10/1 Mon, 10/2 Tue, 10/3 Wed, 10/4 Thu, 10/5 Fri, 10/6 Sat, 10/7 Sun, 10/8<br />
CO and Black Carbon at Azusa, 9/30/00 to 10/8/00<br />
5<br />
4<br />
Black Carbon (ug/m3)<br />
CO (ppm)<br />
3<br />
2.5<br />
black carbon (ug/m3)<br />
3<br />
2<br />
1<br />
2<br />
1.5<br />
1<br />
0.5<br />
CO (ppm)<br />
0<br />
0:00<br />
6:00<br />
12:00<br />
18:00<br />
0:00<br />
6:00<br />
12:00<br />
18:00<br />
0:00<br />
6:00<br />
12:00<br />
18:00<br />
0:00<br />
6:00<br />
12:00<br />
18:00<br />
0:00<br />
6:00<br />
12:00<br />
18:00<br />
0:00<br />
6:00<br />
12:00<br />
18:00<br />
0:00<br />
6:00<br />
12:00<br />
18:00<br />
0:00<br />
6:00<br />
12:00<br />
18:00<br />
0:00<br />
6:00<br />
12:00<br />
18:00<br />
Sat, 9/30 Sun, 10/1 Mon, 10/2 Tue, 10/3 Wed, 10/4 Thu, 10/5 Fri, 10/6 Sat, 10/7 Sun, 10/8<br />
0<br />
Figure 1.4-13. Hourly average nitrogen oxides, CO, and black carbon at Azusa, September 30-<br />
October 8, 2000.<br />
1-37
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