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United States Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in United States

Last Updated: 5 minutes ago (Local Time)

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Live AQI
30
Air Quality is
Good
pm10 :  18 µg/m³
PM2.5 :  6 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi good level in United States
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United States's States

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Alabama
Good
28
5
14
21
91
Alaska
Good
19
4
14
10
76
Arizona
Good
49
9
52
23
36
Arkansas
Good
30
6
14
21
80
California
Good
32
6
24
17
63
Colorado
Good
21
4
13
13
64
Connecticut
Good
18
3
9
17
86
Delaware
Good
18
3
10
17
77
District of Columbia
Good
24
4
10
17
78
Florida
Good
37
7
20
29
72
Gaum
Good
22
4
16
23
74
Georgia
Good
36
6
15
23
84
Hawaii
Good
21
3
15
20
84
Idaho
Good
31
6
18
18
55
Illinois
Good
44
8
16
17
74
Indiana
Good
43
8
15
18
79
Iowa
Good
36
7
16
17
70
Kansas
Good
22
4
10
17
83
Kentucky
Good
36
6
15
21
77
Louisiana
Good
33
6
13
25
89
Maine
Good
22
4
13
20
60
Maryland
Good
19
3
10
17
78
Massachusetts
Good
20
4
9
18
80
Michigan
Good
33
6
13
16
81
Minnesota
Good
25
5
12
17
65
Mississippi
Good
25
4
14
23
87
Missouri
Good
37
7
19
19
76
Montana
Good
24
4
17
17
57
Nebraska
Good
38
7
14
17
73
Nevada
Good
39
7
36
17
52
New Hampshire
Good
18
3
11
19
77
New Jersey
Good
18
3
10
17
85
New Mexico
Good
43
9
37
20
46
New York
Good
18
3
10
22
85
North Carolina
Good
31
6
12
22
83
North Dakota
Good
21
4
12
17
61
Ohio
Good
34
6
13
18
77
Oklahoma
Good
23
4
10
19
87
Oregon
Good
19
3
12
15
68
Pennsylvania
Good
23
4
10
17
78
Rhode Island
Good
16
3
9
17
84
South Carolina
Good
39
7
15
24
80
South Dakota
Good
28
5
15
17
68
Tennessee
Good
30
5
13
21
83
Texas
Good
41
8
26
24
78
Utah
Good
43
8
23
12
43
Vermont
Good
20
4
9
18
78
Virginia
Good
24
4
10
19
81
Washington
Good
19
3
13
16
75
West Virginia
Good
28
5
11
22
82
Wisconsin
Good
28
5
12
17
70
Wyoming
Good
20
4
12
13
65

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Air Quality FAQs

at United States

Frequently Asked Questions About Air Quality

What is the current AQI level in United States?

The current real-time AQI level in United States is 30 (Good) due to recent rainfall by 0.28mm/hr. This was last updated 5 minutes ago (Local Time).

When was the best AQI level in United States in the last 24 hours?

The best AQI level was 26 (Good) at 9:10 PM, May 28, 2025 (Local Time) during the last 24 hours.

When was the worst AQI level in United States in the last 24 hours?

The worst AQI level was 30 (Good) at 12:10 PM, May 28, 2025 (Local Time) during the last 24 hours.

What is the current trend of AQI levels in United States during last 24 hours?

The AQI levels in United States remained stable over the last 24 hours as around 26.916666666666668 .

What actions are recommended as per the current AQI level in United States?

The air quality is satisfactory, and air pollution poses little or no risk. No special precautions are needed; enjoy outdoor activities freely.