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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: 2 minutes ago (Local Time)

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Live AQI
27
Air Quality is
Good
pm10 :  18 µg/m³
PM2.5 :  5 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
42
8
19
27
56
Alaska
Good
18
2
14
7
67
Arizona
Good
24
4
21
25
20
Arkansas
Good
36
6
20
28
57
California
Good
26
5
17
21
42
Colorado
Good
16
3
15
13
31
Connecticut
Good
16
3
10
21
26
Delaware
Good
14
2
14
20
34
District of Columbia
Good
18
3
12
21
31
Florida
Good
46
9
28
28
61
Gaum
Good
47
9
13
20
71
Georgia
Good
41
8
18
26
52
Hawaii
Good
31
5
22
24
66
Idaho
Good
26
5
15
17
42
Illinois
Good
36
6
22
28
47
Indiana
Good
27
5
18
27
43
Iowa
Good
42
8
25
27
54
Kansas
Moderate
53
11
31
25
59
Kentucky
Good
27
5
17
27
43
Louisiana
Good
32
6
17
28
56
Maine
Good
18
3
11
18
31
Maryland
Good
18
3
13
21
30
Massachusetts
Good
18
3
11
20
28
Michigan
Good
25
5
18
22
32
Minnesota
Good
32
6
14
18
82
Mississippi
Good
37
7
19
29
56
Missouri
Good
40
7
24
27
57
Montana
Good
23
4
13
15
40
Nebraska
Good
43
8
21
28
46
Nevada
Good
20
4
13
20
36
New Hampshire
Good
17
3
10
20
27
New Jersey
Good
19
3
16
21
25
New Mexico
Good
28
5
22
21
16
New York
Good
18
3
15
20
27
North Carolina
Good
28
5
16
24
33
North Dakota
Good
22
4
12
11
42
Ohio
Good
26
5
20
24
33
Oklahoma
Good
50
9
23
26
69
Oregon
Good
17
3
14
18
43
Pennsylvania
Good
18
3
14
22
25
Rhode Island
Good
19
4
13
20
28
South Carolina
Good
34
6
17
25
41
South Dakota
Good
29
5
12
14
68
Tennessee
Good
34
6
17
26
46
Texas
Good
47
9
27
28
59
Utah
Good
18
3
15
15
35
Vermont
Good
18
4
11
19
26
Virginia
Good
19
3
12
22
32
Washington
Good
19
3
15
16
51
West Virginia
Good
19
3
16
25
27
Wisconsin
Good
35
6
20
22
58
Wyoming
Good
16
3
12
11
47

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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 27 (Good) due to recent rainfall by 0.01mm/hr. This was last updated 2 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 7:55 PM, Apr 27, 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 29 (Good) at 11:10 PM, Apr 27, 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 26.76 .

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.