9
’95-’99 AM NMOC/NOy Ratios for the Plaza Monitoring Site
0
5
10
15
20
1994
1995
1996
1997
1998
1999
2000
Text Box: NMOC/NO
NMOC/NO
Text Box: y
y
   NO
x
Limited
VOC  Limited
From Perry, JL and Owens, PM, “Weekday/Weekend Variability and Long-Term Trends in Traffic, CO, NOy, and Ozone for the Charlotte Metropolitan Area during the 1990's, AWMA, June 2001