Primary Pollutant

(AQI)

United States aqi air quality index status boy

Major Air Pollutants in United States

live rank icon
United States co carbon monoxide icon
33 (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 26 26 17 5 8 14 78
Alaska GOOD 19 19 18 2 10 0 81
Arizona GOOD 29 29 22 6 19 12 48
Arkansas GOOD 36 36 33 6 0 10 72
California GOOD 34 34 26 6 11 9 59
Colorado GOOD 22 22 13 5 9 -6 72
Connecticut GOOD 25 25 12 6 8 3 94
Delaware GOOD 40 40 23 10 0 7 82
Florida GOOD 32 32 12 8 10 17 84
Georgia GOOD 40 40 16 9 12 9 83
Hawaii GOOD 15 15 7 3 0 24 74
Idaho GOOD 39 39 22 9 14 -1 74
Illinois GOOD 35 35 19 8 2 2 73
Indiana GOOD 36 36 21 9 4 1 78
Iowa GOOD 46 46 23 12 3 2 84
Kansas MODERATE 55 55 34 14 20 4 82
Kentucky GOOD 40 40 24 9 4 5 80
Louisiana GOOD 38 38 28 7 11 8 78
Maine GOOD 19 19 10 4 2 3 72
Maryland GOOD 33 33 24 7 2 4 78
Massachusetts GOOD 35 35 38 5 0 3 86
Michigan GOOD 43 43 32 11 2 -1 90
Minnesota GOOD 36 36 25 8 1 -7 68
Mississippi GOOD 38 38 25 9 2 14 83
Missouri GOOD 42 42 29 9 13 5 77
Montana GOOD 38 38 25 9 7 -4 79
Nebraska GOOD 50 50 20 12 0 4 89
Nevada GOOD 13 13 6 3 0 6 26
New Hampshire GOOD 32 32 35 5 0 1 98
New Jersey GOOD 36 36 24 8 0 6 88
New Mexico GOOD 34 34 36 4 18 4 24
New York GOOD 26 26 21 4 0 4 85
North Carolina GOOD 31 31 20 7 4 9 73
North Dakota GOOD 46 46 31 11 6 -4 87
Ohio GOOD 35 35 22 8 1 3 89
Oklahoma GOOD 44 44 31 10 24 8 60
Oregon GOOD 16 16 8 4 0 5 72
Pennsylvania GOOD 47 47 29 11 4 4 86
Rhode Island GOOD 23 23 22 1 0 4 93
South Carolina GOOD 34 34 15 8 3 15 80
South Dakota GOOD 50 50 32 11 8 -1 83
Tennessee GOOD 40 40 21 9 0 8 72
Texas GOOD 43 43 24 10 0 15 77
Utah GOOD 31 31 30 4 0 0 70
Vermont GOOD 33 33 29 6 11 2 76
Virginia GOOD 31 31 16 7 11 10 79
Washington GOOD 18 18 11 5 3 6 52
West Virginia MODERATE 55 55 23 14 0 5 79
Wisconsin GOOD 46 46 31 10 6 -1 75
Wyoming GOOD 40 40 43 0 0 -9 61

United States - Metro Cities AQI

8
26
AQI (IN)
AQI (US)
7˚C / 76%
9
21
AQI (IN)
AQI (US)
1˚C / 69%
27
35
AQI (IN)
AQI (US)
-4˚C / 86%
26
40
AQI (IN)
AQI (US)
-5˚C / 62%
23
55
AQI (IN)
AQI (US)
14˚C / 46%
15
14
AQI (IN)
AQI (US)
22˚C / 82%


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 22 GOOD AQI now. This was last updated 40 minutes ago .

The current concentration of PM2.5 in United States is 0 (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 0.00 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

Find out Prana Air's air quality monitors & solutions to fight air pollution in your city.



prana air fresh air machine for United States

Keep a track of United States Air Pollution Level On “AQI Air Quality App

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.

United States aqi air quality mobile app
Get In Touch