California

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High Ozone Days
Ozone Grade: F How is my grade calculated?
Weighted Average: 91.5 Change Since 1996:
105.5
91.5
fewer days this year
Particle Pollution - 24 Hour
Grade: F How is my grade calculated?
Weighted Average: 20.0 Change Since 2000:
52.8
20.0
fewer days this year
Particle Pollution - Annual
Grade: Fail How is my grade calculated?
Design Value 15.8 Change Since 2000:
24.4
15.8
µg/m3
Groups At Risk
Total Population: 9,848,011 Risks to the population
Pediatric Asthma: 165,892 Risks to people with Asthma
Adult Asthma: 576,310 Risks to people with Asthma
Chronic Bronchitis: 306,992 Risks to people with Chronic Bronchitis
Emphysema: 141,524 Risks to people with Emphysema
Cardiovascular Disease: 2,496,934 Risks to people with Cardiovascular Disease
Diabetes: 651,091Risks to people with Diabetes
Children Under 18: 2,500,804 Risks to children and teens
Adults 65 & Over: 1,042,989 Risks to older adults
Poverty Estimate: 1,552,196Risks to people with low incomes
  • Ranked 1 for high ozone days out of 277 metropolitan areas
  • Ranked 4 for 24-hour particle pollution out of 277 metropolitan areas
  • Ranked 2 for annual particle pollution out of 277 metropolitan areas

Compare Your Air



High Ozone Days Learn More
Change Since

This County:

Los Angeles, CA

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

ABCDFDNCINC
Particle Pollution - 24 Hour Learn More
Change Since

This County:

Los Angeles, CA

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

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ABCDFDNCINC
Particle Pollution - Annual Learn More
Change Since

This County:

Los Angeles, CA

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

PASSFAILDNCINC
Groups At Risk
Total Population: Risks to the population
Pediatric Asthma: Risks to people with Asthma
Adult Asthma: Risks to people with Asthma
Chronic Bronchitis: Risks to people with Chronic Bronchitis
Emphysema: Risks to people with Emphysema
Cardiovascular Disease: Risks to people with Cardiovascular Disease
Diabetes: Risks to people with Diabetes
Children Under 18: Risks to children and teens
Adults 65 & Over: Risks to older adults
Poverty Estimate: Risks to people with low incomes

Notes:

(1) INC indicates incomplete monitoring data for all three years. Therefore, those counties are excluded from the grade analysis.
(2) DNC indicates that there is no monitor collecting data in the county.

More about Methodology.

Content

SOTA 2011 Survey