Arkansas

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

Ozone

Particle Pollution 24-hour

Particle Pollution Annual

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High Ozone Days
Ozone Grade: B How is my grade calculated?
Weighted Average: 0.7 Change Since 2004:
1
0.7
fewer days this year
Particle Pollution - 24 Hour
Grade: A How is my grade calculated?
Weighted Average: 0.0 Change Since 2000:
0
0.0
fewer days this year
Particle Pollution - Annual
Grade: Pass How is my grade calculated?
Design Value 10.4 Change Since 2000:
11.7
10.4
µg/m3
Groups At Risk
Total Population: 20,662 Risks to the population
Pediatric Asthma: 446 Risks to people with Asthma
Adult Asthma: 1,237 Risks to people with Asthma
Chronic Bronchitis: 730 Risks to people with Chronic Bronchitis
Emphysema: 378 Risks to people with Emphysema
Cardiovascular Disease: 5,991 Risks to people with Cardiovascular Disease
Diabetes: 1,736Risks to people with Diabetes
Children Under 18: 4,921 Risks to children and teens
Adults 65 & Over: 4,025 Risks to older adults
Poverty Estimate: 4,670Risks 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.