MRGDASRPT Display

Data on this page extracted on April 19, 2024 at 06:11:32

AQMIS web pages were recently revised. Please report any problems to aqmis@arb.ca.gov
AQMIS2
     
Note: This AQMIS Ozone page reflects the 2008 National 8-Hour Ozone Standard of 0.075 ppm
South Coast Air Basin
Annual  Ozone Summary Data
2012  
Parts Per Million ( ppm )
Basin County Monitoring Site Exceedance Days Maximum Concentration Ozone
National 8-hr Std Parts Per Million ( ppm ) Season
0.075 ppm 0.070 ppm 1-hr 8-hr Covered
SC   Los Angeles  Azusa  10  18  0.134   0.095   98 
SC   Los Angeles  Burbank-W Palm Avenue  8  15  0.117   0.088   97 
SC   Los Angeles  Compton-700 North Bullis Road  0  0  0.086   0.070   96 
SC   Los Angeles  Glendora-Laurel  45  57  0.147   0.110   97 
SC   Los Angeles  Long Beach-2425 Webster Street   0  0  0.080   0.066   32 
SC   Los Angeles  Los Angeles-North Main Street  1  2  0.093   0.077   94 
SC   Los Angeles  Los Angeles-Westchester Parkway  0  1  0.106   0.075   96 
SC   Los Angeles  North Long Beach  0  0  0.084   0.067   96 
SC   Los Angeles  Pasadena-S Wilson Avenue  9  20  0.111   0.086   98 
SC   Los Angeles  Pico Rivera-4144 San Gabriel  0  6  0.106   0.075   94 
SC   Los Angeles  Pomona  15  28  0.117   0.092   96 
SC   Los Angeles  Reseda  23  38  0.129   0.098   97 
SC   Los Angeles  Santa Clarita  57  81  0.134   0.112   99 
SC   Los Angeles  West Los Angeles-VA Hospital  0  1  0.093   0.073   99 
SC   Orange  Anaheim-Pampas Lane  0  0  0.079   0.067   95 
SC   Orange  Costa Mesa-Mesa Verde Drive  1  1  0.090   0.076   96 
SC   Orange  La Habra  2  3  0.100   0.078   95 
SC   Orange  Mission Viejo-26081 Via Pera  1  4  0.096   0.078   92 
SC   Riverside  Banning Airport  53  71  0.117   0.098   88 
SC   Riverside  Lake Elsinore-W Flint Street  17  29  0.111   0.089   98 
SC   Riverside  Mira Loma Van Buren  47  70  0.124   0.102   98 
SC   Riverside  Perris  46  64  0.111   0.093   94 
SC   Riverside  Riverside-Rubidoux  47  70  0.126   0.102   92 
SC   Riverside  Winchester-33700 Borel Road   4  21  0.104   0.082   68 
SC   San Bernardino  Crestline  86  99  0.140   0.112   100 
SC   San Bernardino  Fontana-Arrow Highway  62  85  0.142   0.110   97 
SC   San Bernardino  Redlands-Dearborn  79  98  0.136   0.109   100 
SC   San Bernardino  San Bernardino-4th Street  54  74  0.124   0.109   94 
SC   San Bernardino  Upland  45  66  0.136   0.111   77 
Standards:
State 1-hr: 0.090 ppm
State 8-hr: 0.070 ppm
National 1-hr: 0.12 ppm
2008 National 8-hr: 0.075 ppm
2015 National 8-hr: 0.070 ppm
Other Standards (pdf)
Get Additional Information on Sites
 

  Nat'l stds truncate 4 digit 8-Hr avgs to 3 decimals; State stds round to 3 decimals.  
  Cell color is red if national 8-hour standard level is exceeded.  
  Click on site name to see multiyear data for the site.  
  Season Covered (%) is based only on official data.  
  The 8-hour maximum value is based on the 2015 (0.070) ppm Nat'l std method.  
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