MRGDSITE31D Display

Data on this page extracted on March 28, 2024 at 07:05:40

AQMIS web pages were recently revised. Please report any problems to aqmis@arb.ca.gov
AQMIS2
     
31 Day Summary for Hourly Nitrogen Dioxide
for Los Angeles-North Main Street
Display Ends 06/21/2014
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
06/21
 
0.029
 
0.029
 
0.025
 
0.020
 
 
 
0.020
 
0.014
 
0.014
 
06/20
 
0.050
 
0.020
 
0.021
 
0.025
 
 
 
0.024
 
0.029
 
0.033
 
06/19
 
0.022
 
0.021
 
0.016
 
0.018
 
 
 
0.018
 
0.018
 
0.022
 
06/18
 
0.022
 
0.017
 
0.018
 
0.022
 
 
 
0.011
 
0.013
 
0.019
 
06/17
 
0.026
 
0.011
 
0.014
 
0.013
 
 
 
0.026
 
0.023
 
0.022
 
06/16
 
0.015
 
0.009
 
0.005
 
0.004
 
 
 
0.012
 
0.015
 
0.015
 
06/15
 
0.011
 
0.010
 
0.010
 
0.005
 
 
 
0.004
 
0.004
 
0.005
 
06/14
 
0.014
 
0.014
 
0.012
 
0.014
 
 
 
0.011
 
0.011
 
0.011
 
06/13
 
0.022
 
0.005
 
0.005
 
0.008
 
 
 
0.015
 
0.019
 
0.022
 
06/12
 
0.024
 
0.006
 
0.005
 
0.007
 
 
 
0.016
 
0.014
 
0.017
 
06/11
 
0.020
 
0.009
 
0.008
 
0.010
 
 
 
0.012
 
0.016
 
0.014
 
06/10
 
0.021
 
0.015
 
0.011
 
0.011
 
 
 
0.015
 
0.021
 
 
06/09
 
0.028
 
0.010
 
0.011
 
0.008
 
 
 
0.018
 
0.022
 
0.025
 
06/08
 
0.016
 
0.008
 
0.009
 
0.011
 
 
 
0.010
 
0.012
 
0.012
 
06/07
 
0.017
 
0.009
 
0.009
 
0.011
 
 
 
0.015
 
0.017
 
0.014
 
06/06
 
0.024
 
0.011
 
0.008
 
0.009
 
 
 
0.015
 
0.024
 
0.022
 
06/05
 
0.029
 
0.025
 
0.025
 
0.026
 
 
 
0.020
 
0.018
 
0.023
 
06/04
 
0.032
 
0.017
 
0.016
 
0.015
 
 
 
0.022
 
0.022
 
0.028
 
06/03
 
0.039
 
0.028
 
0.028
 
0.029
 
 
 
0.026
 
0.027
 
0.026
 
06/02
 
0.026
 
0.019
 
0.016
 
0.018
 
 
 
0.025
 
0.026
 
0.026
 
06/01
 
0.022
 
0.018
 
0.020
 
0.016
 
 
 
0.022
 
0.017
 
0.015
 
05/31
 
0.038
 
0.038
 
0.035
 
0.033
 
 
 
0.027
 
0.030
 
0.028
 
05/30
 
0.049
 
0.034
 
0.035
 
0.031
 
 
 
0.027
 
0.032
 
0.035
 
05/29
 
0.021
 
0.013
 
0.008
 
0.007
 
 
 
0.011
 
0.014
 
0.017
 
05/28
 
0.024
 
0.012
 
0.014
 
0.010
 
 
 
0.012
 
0.018
 
0.021
 
05/27
 
0.018
 
0.011
 
0.008
 
0.009
 
 
 
0.012
 
0.016
 
0.018
 
05/26
 
0.014
 
0.011
 
0.010
 
0.010
 
 
 
0.010
 
0.009
 
0.011
 
05/25
 
0.009
 
0.009
 
0.008
 
0.009
 
 
 
0.006
 
0.006
 
0.006
 
05/24
 
0.024
 
0.024
 
0.014
 
0.008
 
 
 
0.011
 
0.011
 
0.012
 
05/23
 
0.020
 
0.012
 
0.006
 
0.006
 
 
 
0.015
 
0.020
 
0.019
 
05/22
 
0.025
 
0.017
 
0.015
 
0.018
 
 
 
0.025
 
0.016
 
0.015
 
Pick Dates for Download    Get Additional Information on Site
Download Data: Quick or Select Format   
 

  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.  
Change Selection
   


Air Quality and Meteorological Information (AQMIS2) Home Page
Latest Ozone Air Quality | Latest Week's Ozone | Recent Years' Ozone Air Quality
Air Quality Data | Meteorological Data | Google Map Pages | AQ Map  

preload