MRGDSITE31D Display

Data on this page extracted on March 28, 2024 at 13:27:37

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AQMIS2
     
31 Day Summary for Hourly Nitrogen Dioxide
for Chula Vista
Display Ends 02/18/2013
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
02/18
 
0.008
 
0.005
 
0.007
 
0.008
 
 
0.004
 
0.007
 
0.007
 
0.008
 
02/17
 
0.035
 
0.035
 
0.033
 
0.028
 
 
0.014
 
0.009
 
0.017
 
0.018
 
02/16
 
0.043
 
0.021
 
0.018
 
0.010
 
 
0.010
 
0.011
 
0.020
 
0.020
 
02/15
 
0.042
 
0.031
 
0.027
 
0.023
 
 
0.020
 
0.023
 
0.029
 
0.031
 
02/14
 
0.039
 
0.028
 
0.023
 
0.022
 
 
0.022
 
0.023
 
0.024
 
0.026
 
02/13
 
0.033
 
0.017
 
0.020
 
0.023
 
 
0.016
 
0.020
 
0.026
 
0.027
 
02/12
 
0.037
 
0.013
 
0.013
 
0.010
 
 
0.011
 
0.010
 
0.021
 
0.022
 
02/11
 
0.036
 
0.017
 
0.017
 
0.019
 
 
0.016
 
0.016
 
0.022
 
0.019
 
02/10
 
0.033
 
0.013
 
0.009
 
0.008
 
 
0.006
 
0.007
 
0.008
 
0.010
 
02/09
 
0.029
 
0.010
 
0.010
 
0.008
 
 
0.006
 
0.008
 
0.014
 
0.015
 
02/08
 
0.006
 
0.002
 
0.002
 
0.001
 
 
0.002
 
0.002
 
0.006
 
0.006
 
02/07
 
0.022
 
0.020
 
0.018
 
0.022
 
 
0.014
 
0.019
 
0.018
 
0.012
 
02/06
 
0.034
 
0.005
 
0.003
 
0.002
 
 
0.006
 
0.010
 
0.015
 
0.014
 
02/05
 
0.013
 
0.009
 
0.005
 
0.004
 
 
0.005
 
0.006
 
0.008
 
0.009
 
02/04
 
0.021
 
0.012
 
0.008
 
0.007
 
 
0.015
 
0.018
 
0.013
 
0.017
 
02/03
 
0.037
 
0.036
 
0.035
 
0.037
 
 
0.029
 
0.017
 
0.016
 
0.028
 
02/02
 
0.045
 
0.029
 
0.026
 
0.026
 
 
0.023
 
0.021
 
0.024
 
0.022
 
02/01
 
0.041
 
0.022
 
0.022
 
0.021
 
 
0.017
 
0.015
 
0.027
 
0.024
 
01/31
 
0.043
 
0.023
 
0.019
 
0.020
 
 
0.021
 
0.023
 
0.025
 
0.021
 
01/30
 
0.045
 
0.016
 
0.016
 
0.013
 
 
0.021
 
0.020
 
0.021
 
0.021
 
01/29
 
0.031
 
0.016
 
0.010
 
0.011
 
 
0.013
 
0.017
 
0.023
 
0.024
 
01/28
 
0.032
 
0.006
 
0.002
 
0.004
 
 
0.003
 
0.004
 
0.009
 
0.016
 
01/27
 
0.006
 
0.002
 
0.001
 
0.001
 
 
0.001
 
0.001
 
0.001
 
0.002
 
01/26
 
0.021
 
0.021
 
0.021
 
0.019
 
 
0.020
 
0.020
 
0.019
 
0.013
 
01/25
 
0.025
 
0.024
 
0.022
 
0.020
 
 
0.021
 
0.020
 
0.021
 
0.021
 
01/24
 
0.029
 
0.023
 
0.015
 
0.018
 
 
0.020
 
0.023
 
0.029
 
0.028
 
01/23
 
0.039
 
0.018
 
0.022
 
0.016
 
 
0.027
 
0.028
 
0.028
 
0.032
 
01/22
 
0.044
 
0.018
 
0.014
 
0.013
 
 
0.019
 
0.028
 
0.042
 
0.032
 
01/21
 
0.045
 
0.018
 
0.016
 
0.011
 
 
0.012
 
0.020
 
0.032
 
0.028
 
01/20
 
0.039
 
0.018
 
0.015
 
0.013
 
 
0.013
 
0.013
 
0.017
 
0.019
 
01/19
 
0.039
 
0.028
 
0.022
 
0.018
 
 
0.015
 
0.019
 
0.025
 
0.035
 
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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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