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State of the
Air: 2009
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2009
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States
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District of Columbia
Comments
FAQ
Pollution Basics
State Map
District of Columbia
High Ozone Days
Particle Pollution
Groups At Risk
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What do the colors mean?
How is my grade calculated?
Why are some counties not rated?
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County
Grade
Wgt.
Avg.
Orange
Days
Red
Days
Purple
Days
District Of Columbia
F
19.3
55
2
0
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What do the colors mean?
How is my grade calculated?
Why are some counties not rated?
How can I improve my county's grade?
County
Grade
Wgt.
Avg.
Orange
Days
Red
Days
Purple
Days
Grade
(Annual)
Design
Value
District Of Columbia
F
7.5
21
1
0
Pass
14.2
588,292
113,720
69,741
10,338
44,348
15,497
7,113
159,233
33,555
County
Total Pop
Under 18
65 & Over
Pediatric Asthma
Adult Asthma
Chronic Bronchitis
Emphysema
CV Disease
Diabetes
District Of Columbia
588,292
113,720
69,741
10,338
44,348
15,497
7,113
159,233
33,555
TOTAL:
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