MRGDSITE31D Display

Data on this page extracted on March 28, 2024 at 11:19:25

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AQMIS2
     
31 Day Summary for Hourly Nitrogen Dioxide
for Fontana-Arrow Highway
Display Ends 10/08/2013
Parts Per Million ( ppm )
Hours 00-07     Hours 08-15 >>>      Hours 16-23 >>>          Whole Day
 
Date
Day's Max
00 - 01
01 - 02
02 - 03
03 - 04
04 - 05
05 - 06
06 - 07
07 - 08
10/08
 
0.052
 
0.037
 
0.037
 
0.035
 
 
 
0.035
 
0.040
 
0.042
 
10/07
 
0.051
 
0.035
 
0.025
 
0.026
 
0.034
 
 
0.042
 
0.047
 
0.049
 
10/06
 
0.050
 
0.003
 
0.003
 
0.012
 
 
 
0.025
 
0.028
 
0.022
 
10/05
 
0.006
 
0.003
 
0.003
 
0.003
 
 
 
0.003
 
0.003
 
0.003
 
10/04
 
0.020
 
0.017
 
0.018
 
0.020
 
0.020
 
 
0.009
 
0.004
 
0.004
 
10/03
 
0.026
 
0.010
 
0.009
 
0.010
 
0.013
 
 
0.023
 
0.026
 
0.025
 
10/02
 
0.025
 
0.019
 
0.022
 
0.019
 
0.019
 
 
0.024
 
0.024
 
0.023
 
10/01
 
0.049
 
0.046
 
0.042
 
0.040
 
 
 
0.045
 
0.049
 
0.045
 
09/30
 
0.051
 
0.034
 
0.025
 
0.027
 
 
 
0.047
 
0.045
 
0.051
 
09/29
 
0.040
 
0.028
 
0.024
 
0.021
 
 
 
0.027
 
0.027
 
0.018
 
09/28
 
0.043
 
0.015
 
0.031
 
0.032
 
 
 
0.026
 
0.027
 
0.025
 
09/27
 
0.035
 
0.033
 
0.032
 
0.031
 
0.032
 
 
0.006
 
0.006
 
0.011
 
09/26
 
0.032
 
0.008
 
0.007
 
0.009
 
 
 
0.010
 
0.011
 
0.013
 
09/25
 
0.041
 
0.039
 
0.040
 
0.037
 
 
 
0.039
 
0.041
 
0.040
 
09/24
 
0.043
 
0.042
 
0.040
 
0.039
 
 
 
0.042
 
0.042
 
0.043
 
09/23
 
0.051
 
0.029
 
0.028
 
0.025
 
0.022
 
 
0.038
 
0.036
 
0.029
 
09/22
 
0.030
 
0.007
 
0.006
 
0.007
 
0.005
 
 
0.007
 
0.006
 
0.007
 
09/21
 
0.020
 
0.013
 
0.012
 
0.013
 
 
 
0.009
 
0.016
 
0.020
 
09/20
 
0.027
 
0.019
 
0.017
 
0.014
 
0.015
 
 
0.019
 
0.027
 
0.023
 
09/19
 
0.046
 
0.029
 
0.029
 
0.029
 
0.029
 
 
0.031
 
0.036
 
0.044
 
09/18
 
0.033
 
0.033
 
0.030
 
0.026
 
 
 
0.027
 
0.023
 
0.024
 
09/17
 
0.052
 
0.039
 
0.037
 
0.034
 
 
 
0.034
 
0.043
 
0.052
 
09/16
 
0.059
 
0.037
 
0.034
 
0.036
 
0.037
 
 
0.040
 
0.044
 
0.059
 
09/15
 
0.044
 
0.040
 
0.040
 
0.039
 
0.039
 
 
0.032
 
0.030
 
0.025
 
09/14
 
0.045
 
0.045
 
0.044
 
0.043
 
0.039
 
 
0.038
 
0.043
 
0.040
 
09/13
 
0.052
 
0.038
 
0.038
 
0.040
 
0.037
 
 
0.038
 
0.041
 
0.045
 
09/12
 
0.050
 
0.037
 
0.037
 
0.034
 
0.033
 
 
0.024
 
0.035
 
0.043
 
09/11
 
0.040
 
0.030
 
0.031
 
0.029
 
0.025
 
 
0.027
 
 
0.032
 
09/10
 
0.037
 
0.037
 
0.036
 
0.034
 
 
 
0.028
 
0.028
 
0.033
 
09/09
 
0.041
 
0.029
 
0.038
 
0.034
 
0.035
 
 
0.040
 
0.037
 
0.041
 
09/08
 
0.036
 
0.033
 
0.032
 
0.029
 
 
 
0.025
 
0.022
 
0.025
 
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  Cell color is yellow if state 1-hour standard level is exceeded.  
  Hours listed are in Pacific Standard Time. Add one hour to convert to PDT.  
  Blank values indicate data not available.  
  Click on name of monitoring site to see additional information on the site.  
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