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
30 (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 47 47 31 11 11 20 72
California GOOD 30 30 21 8 5 10 80
Pennsylvania GOOD 27 27 22 5 4 9 61
Washington GOOD 14 14 7 3 1 9 84
Iowa GOOD 34 34 31 7 6 17 88
Ohio GOOD 41 41 26 9 5 17 70
Alaska GOOD 39 39 34 8 29 6 61
New Hampshire GOOD 22 22 15 5 5 -1 82
Illinois GOOD 31 31 26 6 1 17 87
New Jersey GOOD 21 21 13 4 0 7 72
Delaware GOOD 21 21 18 5 0 8 75
Oregon GOOD 22 22 12 5 1 7 86
Virginia GOOD 20 20 12 4 9 11 69
Maryland GOOD 29 29 19 4 2 9 70
North Carolina GOOD 34 34 22 7 5 14 83
Rhode Island GOOD 20 20 13 4 0 4 82
Idaho GOOD 31 31 18 6 9 7 79
Texas MODERATE 57 57 34 16 5 23 82
Wisconsin GOOD 38 38 28 8 10 12 94
South Carolina GOOD 49 49 36 13 2 16 87
Massachusetts GOOD 27 27 20 4 5 3 74
Kentucky GOOD 47 47 26 12 9 18 74
Connecticut GOOD 19 19 10 4 9 5 80
Indiana GOOD 43 43 22 11 3 17 84
Missouri GOOD 32 32 18 7 9 19 87
New York GOOD 23 23 17 5 0 7 55
Florida GOOD 40 40 20 10 13 21 77
Tennessee GOOD 48 48 22 12 0 17 80
Vermont GOOD 30 30 20 6 13 2 67
Louisiana GOOD 38 38 29 8 101 23 85
Wyoming GOOD 33 33 32 3 7 5 85
Mississippi GOOD 34 34 33 8 1 22 83
New Mexico GOOD 31 31 42 3 11 13 40
Montana GOOD 24 24 14 5 4 7 76
Minnesota GOOD 29 29 18 5 1 10 97
Hawaii GOOD 17 17 9 4 3 23 81
Arizona GOOD 42 42 45 8 36 17 38
Nevada GOOD 25 25 23 5 21 13 61
Utah GOOD 24 24 23 3 1 7 90
Michigan GOOD 21 21 18 3 1 13 73
Colorado GOOD 23 23 14 5 7 5 92
Oklahoma MODERATE 53 53 28 14 22 21 84
South Dakota GOOD 26 26 22 5 9 9 89
Georgia GOOD 47 47 24 12 14 16 84
North Dakota GOOD 23 23 21 4 3 7 96
Maine GOOD 29 29 12 7 7 -1 75
Kansas GOOD 39 39 25 9 16 18 78
West Virginia GOOD 35 35 38 8 0 18 52
Arkansas GOOD 30 30 10 6 0 18 86
Nebraska GOOD 21 21 23 3 5 14 87

United States - Metro Cities AQI

14
23
AQI (IN)
AQI (US)
8˚C / 48%
41
66
AQI (IN)
AQI (US)
24˚C / 88%
25
23
AQI (IN)
AQI (US)
12˚C / 83%
14
34
AQI (IN)
AQI (US)
12˚C / 95%
23
46
AQI (IN)
AQI (US)
15˚C / 75%


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 45 minutes ago .

The current concentration of PM2.5 in United States is 3 (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 0.12 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