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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: 2025-10-19 03:41:50 AM (Local Time)

location image
Live AQI
46(AQI-US)
Air Quality is
Good
pm10 :  23 µg/m³
PM2.5 :  10 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi good level.webp in United States
patchy rain possible

29 °C

Patchy rain nearby
Humidity
Humidity79 %

Wind Speed
Wind Speed22 km/h

UV Index
UV Index0
Last Updated: 2025-10-19 03:41:50 AM (Local Time)
Map

United States

Major Air Pollutants

United States

AQI Graph

Historical Air Quality Data

United States

United States
AQI
.
18-10-2025Time19-10-2025
40
Min.at 5:05 PM on 18th Oct
48
Max.at 12:05 AM on 19th Oct

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Globe

United States's States

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Good
35
6
18
22
77
Good
32
1
32
1
84
Moderate
59
15
37
17
54
Good
46
8
26
17
91
Moderate
60
16
31
14
71
Good
34
5
21
2
68
Moderate
56
12
20
9
90
Good
45
8
15
12
86
Good
34
5
17
21
79
Moderate
53
10
19
30
75
Moderate
56
12
21
18
77
Good
45
8
15
22
80
Moderate
56
13
19
8
62
Good
26
4
14
14
92
Good
26
4
18
17
94
Good
33
6
20
10
84
Good
18
1
18
9
67
Good
50
11
23
20
79
Good
36
5
18
24
94
Good
42
7
14
4
95
Moderate
51
11
17
13
90
Good
49
9
14
8
88
Moderate
53
13
23
16
94
Good
21
3
17
6
71
Good
42
8
19
22
94
Good
15
1
17
13
79
Good
35
6
19
4
63
Good
43
8
12
8
65
Good
27
1
26
14
44
Good
34
6
10
6
93
Moderate
51
11
25
10
85
Good
31
5
27
10
49
Good
46
9
23
12
74
Moderate
57
13
20
16
84
Good
11
0
11
2
72
Moderate
62
15
38
21
67
Good
38
7
26
14
62
Moderate
56
13
20
12
64
Moderate
51
11
30
13
79
Moderate
59
14
19
10
87
Good
47
9
20
15
86
Good
17
3
9
4
68
Moderate
58
13
21
20
80
Moderate
51
11
26
22
72
Good
47
9
20
8
64
Good
24
4
12
10
71
Good
45
9
17
14
87
Moderate
52
11
20
10
89
Moderate
66
17
38
18
75
Good
25
4
13
11
82
Good
24
4
10
1
68

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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 46 (Good) due to recent rainfall by 0.07mm/hr. This was last updated 2025-10-19 03:41:50 AM (Local Time).

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

The best AQI level was 40 (Good) at 5:05 PM, Oct 18, 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 48 (Good) at 12:05 AM (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 have been fluctuating throughout the last 24 hours. The levels have increased by highest 48 at 12:05 AM (Local Time), lowest 40 at 5:05 PM, Oct 18, 2025 (Local Time).

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.