California

If you live in Siskiyou County, the air you breathe needs your support.

Ozone

Particle Pollution 24-hour

Particle Pollution Annual

You can make a difference in the air that you breathe.

Tell your friends about the air where you live.

High Ozone Days Learn More
Ozone Grade: A How is my grade calculated?
Weighted Average: 0.0 Change Since 1996:
0
0.0
 fewer days this year
Particle Pollution - 24 Hour Learn More
Grade: A How is my grade calculated?
Weighted Average: 0.0
Particle Pollution - Annual Learn More
Grade: INC How is my grade calculated?
Design Value INC No Data
Groups At Risk Learn More
Total Population: 44,900 Risks to the population
Pediatric Asthma: 619 Risks to people with Asthma
Adult Asthma: 2,818 Risks to people with Asthma
Chronic Bronchitis: 1,676 Risks to people with Chronic Bronchitis
Emphysema: 864 Risks to people with Emphysema
Cardiovascular Disease: 13,817 Risks to people with Cardiovascular Disease
Diabetes: 3,974Risks to people with Diabetes
Children Under 18: 9,325 Risks to children and teens
Adults 65 & Over: 8,782 Risks to older adults
Poverty Estimate: 9,558Risks 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.