Primary Pollutant

(AQI)

United States aqi air quality index status boy

Major Air Pollutants in United States

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United States co carbon monoxide icon
48 (CO)

PM2.5

The current PM2.5 concentration in United States is ✓below the recommended limit given by the WHO 24 hrs air quality guidelines value.

United States - States Air Pollution Level

STATES Status AQI AQI-US AQI-IN PM2.5 PM10 Temp Humid
Alabama GOOD 39 39 39 6 10 27 44
California GOOD 38 38 32 8 20 23 41
Pennsylvania GOOD 35 35 36 4 5 20 36
Iowa GOOD 39 39 44 4 20 24 39
Washington GOOD 13 13 9 3 3 15 49
Ohio GOOD 33 33 34 4 5 20 41
Alaska GOOD 14 14 11 2 8 12 59
New Hampshire GOOD 27 27 27 4 5 18 51
Illinois GOOD 38 38 37 4 5 23 32
New Jersey GOOD 27 27 28 4 4 20 46
Delaware GOOD 39 39 42 5 0 23 35
Oregon GOOD 16 16 13 3 8 16 44
Virginia GOOD 20 20 19 4 8 23 40
Maryland GOOD 31 31 31 5 3 22 38
North Carolina GOOD 31 31 30 4 4 25 41
Rhode Island GOOD 24 24 26 5 7 17 69
Idaho GOOD 26 26 22 4 14 14 40
Texas GOOD 50 50 33 12 10 31 60
Wisconsin GOOD 35 35 36 3 7 20 36
South Carolina GOOD 35 35 37 4 7 27 40
Massachusetts GOOD 24 24 25 4 7 16 71
Kentucky GOOD 34 34 36 4 6 24 41
Connecticut GOOD 20 20 15 4 9 19 56
Indiana GOOD 28 28 26 4 3 22 40
Missouri GOOD 37 37 38 5 18 26 48
New York GOOD 27 27 28 4 5 19 47
Florida GOOD 39 39 32 9 21 33 39
Tennessee GOOD 24 24 19 4 1 25 41
Vermont GOOD 32 32 35 4 12 19 40
Louisiana GOOD 40 40 35 7 13 28 69
Wyoming GOOD 37 37 35 3 8 16 30
Mississippi GOOD 43 43 33 8 1 28 59
New Mexico GOOD 35 35 34 4 16 29 15
Montana GOOD 17 17 13 3 4 12 37
Minnesota GOOD 31 31 29 4 6 23 42
Hawaii GOOD 22 22 14 5 9 26 69
Arizona GOOD 44 44 43 6 22 34 10
Nevada GOOD 40 40 32 9 28 30 25
Utah GOOD 40 40 43 4 3 21 21
Michigan GOOD 27 27 29 4 11 14 57
Colorado GOOD 26 26 24 5 20 22 29
Nebraska GOOD 34 34 30 7 18 25 57
Oklahoma GOOD 38 38 33 7 15 23 77
South Dakota GOOD 30 30 28 4 13 19 60
Georgia GOOD 35 35 33 4 9 28 36
North Dakota GOOD 24 24 26 4 11 16 58
Maine GOOD 18 18 16 4 6 18 46
Kansas GOOD 38 38 41 5 17 24 68
West Virginia GOOD 35 35 38 2 0 23 34
Arkansas GOOD 34 34 33 6 0 28 53
Gaum GOOD 17 17 18 4 10 21 71

United States - Metro Cities AQI

26
26
AQI (IN)
AQI (US)
18˚C / 60%
6
17
AQI (IN)
AQI (US)
17˚C / 59%
28
51
AQI (IN)
AQI (US)
33˚C / 56%
41
38
AQI (IN)
AQI (US)
25˚C / 36%
44
72
AQI (IN)
AQI (US)
20˚C / 64%
29
27
AQI (IN)
AQI (US)
32˚C / 58%


Historic Air Quality Graph of United States

Best

Oct 1, 2020

Worst

Oct 1, 2020

0

Explore an insightful air pollution data for last 24 hrs, 7 days & 1 month





FAQs of United States's Air Quality Index

(Frequently Asked Questions)


Some facts about air pollution level in United States and what quality of air you breathe in your region.


The real-time air quality in United States is 29 GOOD AQI now. This was last updated .

The current concentration of PM2.5 in United States is 4 (µg/m³). The World Health Organisation (WHO) recommends 15 µg/m³ as the threshold concentration of PM2.5 for 24 hrs mean. Currently, the concentration is 0.16 times the recommended limit.

Generally, the air quality at United States starts deteriorating in late October. The winters are the worst-hit season in terms of air pollution.

You should wear a good N95 mask when you go outdoor in United States until the AQI is improving upto moderate range.

Office going people should avoid personal vehicles and use public transportations or carpooling.

(i) The primary causes of outdoor air pollution are solid, liquid particles called aerosols & gase from vehicles emissions, construction activities, factories, burning stubble & fossil fuels and wildfire, etc.

(ii) Main causes of indoor air pollution are harmful gases from cooking fuels (such as wood, crop wastes, charcoal, coal and dung), damp, mould smoke, chemicals from cleaning materials, etc.

Indoor air pollution in United States is as dangerous as outdoor pollution, because the air pollutants come inside the houses or buildings through doors, windows and ventilation.

In United States, you must use an air purifier or fresh air machine at home or office indoor and close all the doors, windows and ventilations when the outdoor air quality index (aqi) in United States is very high. Proper ventilation is highly recommended only when outdoor air quality is improving and moderate AQI range.



World's Most Polluted Cities & Countries AQI Ranking

Real-time top most polluted cities, and monthly & annual historic AQI ranking of cities & countries



Air Quality Solutions for United States

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Know what you breathe and the quality of air in your city and nearby locations. Real-time AQI, map, weather & fire data, health advice with insightful & analytical dashboards.

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