Particle Pollution - 24 Hour Learn More Grade: D How is my grade calculated? Weighted Average: 2.8 Change Since 2000:
35.7
2.8
fewer days this year
Particle Pollution - Annual Learn More Grade: Fail How is my grade calculated? Design Value 12.6 Change Since 2000:
25.9
12.6
µg/m3
Groups At Risk Learn More Total Population: 2,088,371 Risks to the population Pediatric Asthma: 51,241 Risks to people with Asthma Adult Asthma: 131,342 Risks to people with Asthma COPD: 66,473 Risks to people with COPD Cardiovascular Disease: 94,315 Risks to people with Cardiovascular Disease Diabetes: 144,112Risks to people with Diabetes Children Under 18: 578,417 Risks to children and teens Adults 65 & Over: 208,565 Risks to older adults Poverty Estimate: 392,242Risks to people with low incomes

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Tell your friends about the air where you live.

  • Ranked 1 for high ozone days out of 220 metropolitan areas
  • Ranked 5 for 24-hour particle pollution out of 220 metropolitan areas
  • Ranked 5 for annual particle pollution out of 220 metropolitan areas

Compare Your Air



High Ozone Days Learn More
Change Since

This County:

San Bernardino, CA

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

  • Los Angeles, CA
  • Orange, CA
  • Riverside, CA
  • San Bernardino, CA
  • Ventura, CA

ABCDFDNCINC
Particle Pollution - 24 Hour Learn More
Change Since

This County:

San Bernardino, CA

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

  • Los Angeles, CA
  • Orange, CA
  • Riverside, CA
  • San Bernardino, CA
  • Ventura, CA

ABCDFDNCINC
Particle Pollution - Annual Learn More
Change Since

This County:

San Bernardino, CA

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

  • Los Angeles, CA
  • Orange, CA
  • Riverside, CA
  • San Bernardino, CA
  • Ventura, CA

PASSFAILDNCINC
Groups At Risk
Total Population: Risks to the population
Pediatric Asthma: Risks to people with Asthma
Adult Asthma: Risks to people with Asthma
COPD: Risks to people with COPD
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

More about Methodology.

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