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
29 (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 37 37 26 8 6 22 82
California GOOD 37 37 29 8 8 25 45
Pennsylvania GOOD 31 31 30 5 5 18 78
Iowa GOOD 48 48 43 7 7 27 32
Washington GOOD 17 17 12 3 3 16 37
Ohio GOOD 35 35 30 5 4 21 76
Alaska GOOD 27 27 18 6 8 12 49
New Hampshire GOOD 37 37 40 5 5 20 57
Illinois GOOD 44 44 39 8 1 24 53
New Jersey GOOD 32 32 29 6 0 21 60
Delaware GOOD 32 32 35 4 0 19 74
Oregon GOOD 25 25 12 6 1 18 34
Virginia GOOD 20 20 13 4 7 20 77
Maryland GOOD 30 30 22 5 1 19 78
North Carolina GOOD 32 32 21 7 6 24 74
Rhode Island GOOD 27 27 20 4 0 18 62
Texas MODERATE 51 51 37 12 1 27 60
Wisconsin GOOD 44 44 45 7 11 23 49
South Carolina GOOD 46 46 31 13 1 24 81
Massachusetts GOOD 32 32 31 5 9 18 60
Connecticut GOOD 24 24 14 5 12 21 57
Missouri GOOD 35 35 24 6 10 26 55
New York GOOD 30 30 21 6 0 20 63
Florida MODERATE 56 56 36 15 28 31 63
Tennessee GOOD 31 31 18 7 0 21 85
Indiana GOOD 40 40 33 9 2 23 67
Vermont GOOD 38 38 37 7 16 22 49
Louisiana MODERATE 73 73 46 22 29 28 77
Wyoming GOOD 42 42 39 4 7 21 21
Mississippi GOOD 47 47 35 11 1 26 78
New Mexico GOOD 40 40 48 4 6 27 17
Idaho GOOD 31 31 23 6 13 16 31
Montana GOOD 27 27 23 4 14 13 40
Minnesota GOOD 39 39 38 6 6 24 46
Arizona GOOD 41 41 40 4 15 34 11
Kentucky GOOD 27 27 22 5 4 21 80
Nevada GOOD 25 25 23 5 21 35 10
Utah GOOD 40 40 38 6 6 26 17
Michigan GOOD 21 21 20 3 1 22 64
Colorado GOOD 25 25 19 5 12 25 17
Nebraska GOOD 23 23 20 3 10 28 36
Oklahoma GOOD 46 46 36 9 16 26 57
South Dakota GOOD 45 45 42 5 35 29 26
Georgia GOOD 32 32 25 7 10 22 82
North Dakota GOOD 44 44 34 10 16 22 48
Maine GOOD 22 22 15 5 8 20 55
Hawaii GOOD 22 22 11 5 5 26 69
Kansas GOOD 45 45 43 4 12 27 46
West Virginia GOOD 26 26 20 4 0 20 84
Arkansas GOOD 43 43 37 9 0 26 64

United States - Metro Cities AQI

22
33
AQI (IN)
AQI (US)
21˚C / 54%
37
72
AQI (IN)
AQI (US)
23˚C / 78%
32
43
AQI (IN)
AQI (US)
29˚C / 50%
20
19
AQI (IN)
AQI (US)
19˚C / 59%
47
44
AQI (IN)
AQI (US)
29˚C / 33%
34
53
AQI (IN)
AQI (US)
21˚C / 61%
14
13
AQI (IN)
AQI (US)
23˚C / 87%


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 28 GOOD AQI now. This was last updated 35 minutes ago .

The current concentration of PM2.5 in United States is 9 (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 0.36 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