California Air Resources Board California map with air basin
North Coast Air Basin Ozone Data
Select one of the following summaries of ozone data for this air basin:
* Basinwide summaries for the North Coast Air Basin 1980-1998
* Comparison of the North Coast Air Basin with other California Air Basins for:
  1995 1996 1997 1998  
* County or monitoring site summaries from the basin directory list below or basin map.

North Coast Air Basin

Counties        Monitoring Sites
Del Norte County
Mendocino County
Sonoma County
Trinity County
  • No ozone monitoring between 1992 and 1998
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This page last revised on March 31, 1999
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