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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: 1 minute ago

location image
Live AQI
25
Air Quality is
Good
pm10 :  18 µg/m³
PM2.5 :  5 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi good level in United States
sunny

25 °C

Sunny
Humidity
Humidity83 %
Wind Speed
Wind Speed23 km/h
UV Index
UV Index0
Last Updated: 1 minute ago
Map

United States

Major Air Pollutants

United States

PM2.5's Icon

Particulate Matter(PM2.5)

5µg/m³

PM10's Icon

Particulate Matter(PM10)

18µg/m³

CO's Icon

Carbon Monoxide(CO)

709ppb

SO2's Icon

Sulfur Dioxide(SO2)

1ppb

NO2's Icon

Nitrogen Dioxide(NO2)

6ppb

O3's Icon

Ozone(O3)

27ppb

Download 2024 Annual Data

World Air Quality Report

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AQI Graph

Historical Air Quality Data

United States

24 Hours
AQI
United States

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United States's States

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Alabama
Good
19
3
14
10
56
Alaska
Good
50
13
22
-5
80
Arizona
Good
26
5
21
22
11
Arkansas
Good
26
4
28
11
32
California
Good
24
5
14
15
53
Colorado
Good
22
3
22
7
22
Connecticut
Good
16
3
10
9
85
Delaware
Good
44
8
18
19
45
Florida
Good
31
5
25
25
47
Gaum
Good
23
4
16
25
76
Georgia
Good
24
4
17
14
45
Hawaii
Good
44
7
44
23
68
Idaho
Good
26
5
18
6
59
Illinois
Good
20
3
19
6
48
Indiana
Good
19
3
14
4
70
Iowa
Good
24
4
18
6
39
Kansas
Good
18
3
14
10
31
Kentucky
Good
21
4
14
6
67
Louisiana
Good
27
3
29
18
28
Maine
Good
22
4
20
8
87
Maryland
Good
40
7
17
20
40
Massachusetts
Good
22
4
13
10
84
Michigan
Good
16
3
13
2
78
Minnesota
Good
22
4
15
6
36
Mississippi
Good
19
3
21
15
35
Missouri
Good
23
4
21
9
32
Montana
Good
18
3
11
6
47
Nebraska
Good
23
4
20
7
40
Nevada
Good
22
4
15
12
24
New Hampshire
Good
18
3
11
10
83
New Jersey
Good
20
4
15
11
70
New Mexico
Good
38
7
35
12
14
New York
Good
24
4
14
11
70
North Carolina
Good
43
8
22
18
62
North Dakota
Good
16
3
12
13
20
Ohio
Good
17
3
13
6
70
Oklahoma
Good
19
3
18
13
25
Oregon
Good
18
3
13
7
72
Pennsylvania
Good
36
7
17
15
48
Rhode Island
Good
17
3
11
9
87
South Carolina
Good
37
6
19
18
60
South Dakota
Good
26
5
19
10
30
Tennessee
Good
18
3
16
7
58
Texas
Good
37
6
36
18
18
Utah
Good
16
3
14
8
39
Vermont
Good
22
4
16
17
50
Virginia
Good
42
8
26
21
44
Washington
Good
17
3
12
8
69
West Virginia
Good
21
4
16
10
52
Wisconsin
Good
17
3
12
4
45
Wyoming
Good
29
8
18
4
42

United States's Metro Cities

Air Quality Index

East Chicago City AQI

East Chicago

20

temp.5°C
hum.61%
Los Angeles City AQI

Los Angeles

35

temp.21°C
hum.27%
Minneapolis City AQI

Minneapolis

24

temp.6°C
hum.33%
Nashville City AQI

Nashville

17

temp.6°C
hum.57%
New York City City AQI

New York City

17

temp.10°C
hum.77%
San Francisco City AQI

San Francisco

16

temp.12°C
hum.69%
Port Washington City AQI

Port Washington

17

temp.3°C
hum.65%

Most Polluted Cities 2025

United States

Analyze the real-time most air polluted cities in the country.

Most Polluted Cities Live Ranking 2025
World's Most PollutedCity Rankings (2024)
World's Most PollutedCountry Rankings(2024)
RankCityAQIAQI Status

Standard Value

Follow

1.

Cheyenne, United States

115
Poor
8xabove Standard

2.

Badger, United States

103
Poor
7xabove Standard

3.

Bishop, United States

84
Moderate
6xabove Standard

4.

Douglas, United States

78
Moderate
5xabove Standard

5.

Fort Bliss, United States

78
Moderate
5xabove Standard

6.

Socorro, United States

77
Moderate
5xabove Standard

7.

Glasgow, United States

66
Moderate
4xabove Standard

8.

Kenai, United States

65
Moderate
4xabove Standard

9.

Fairbanks, United States

64
Moderate
4xabove Standard

10.

Morrisville, United States

63
Moderate
4xabove Standard

Last Updated: 2025-03-20 03:39:23 PM

AQI City Rankings

Air Quality Solutions For United States

Explore the solutions of air quality monitoring & clean air.

Here are some applications that you can go through to find out the solutions.

Air Quality Monitor

Air Quality Monitor

Monitor the air quality
Air Quality Sensors

Air Quality Sensors

Sensors to measure the air quality
Fresh Air Machine

Fresh Air Machine

Clean the air you breathe
Car Cabin Filter

Car Cabin Filter

Purify the air in your car
N95 Mask

N95 Mask

Shield yourself from pollution
air quality solutions for offices for United States

Air Quality Solution For Offices

A complete solution for air quality monitoring, data analysis, and fresh air solutions in workplaces prioritizing employee's health and productivity.

air quality solutions for smart-city for United States

Air Quality Solutions For Smart City

Prana Air smart city project provides air quality monitors, drones, outdoor air purifiers, and data dashboards solution to improve air quality.

air quality solutions for institutes for United States

Air Quality Solutions for Schools | Institutes

Prana Air provides the air quality solutions for schools by air monitoring & fresh air machine that help the students to breather clean air.

air quality solutions for hotels for United States

Air Quality Solutions For Hotels

Prana Air air quality solutions are suited for hotel businesses. The occupancy of hotels is the main reasons for bad air quality.

air quality solutions for restaurants for United States

Air Quality Solutions for Restaurants

Prana Air has the air quality solutions for restaurant, cafes, and gives you the power to know what your customers and staff breathe.

air quality solutions for rmc-plants for United States

Air Quality Solutions for RMC Plants

Prana Air provides air quality monitoring solutions for RMC plants. Improve compliance, protect workers and community, and reduce emissions.

air quality solutions for fitness-center for United States

Air Quality Solutions for Fitness Center

Prana Air provides the air quality solutions of pollution monitoring and fresh air for fitness center - gym.

air quality solutions for parking-lot for United States

Air Quality Solutions for Parking Lot

A complete solution for air monitoring, data analysis, and fresh air solutions for enclosed car parking areas and car lots.

air quality solutions for retail-stores for United States

Air Quality Solutions for Retail Stores

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets.

air quality solutions for airport for United States

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets

Prana Air provides the air quality solutions for airport. Gathering of many passengers is the main reasons of bad air quality in airport.

air quality solutions for construction-sites for United States

Air Quality Solutions For Construction Sites

Prana Air offers air quality monitoring solutions for construction sites with data cloud storage, web-dashboard, mobile apps, TV display.

air quality solutions for hospitals for United States

Air Quality Solutions For Hospitals

Prana Air provides air quality monitoring and fresh air solutions for hospitals to ensure clean and healthy indoor air.

air quality solutions for bathroom for United States

Air Quality Solutions For Washroom | Bathroom

Improve washroom and bathroom air quality with Prana Air air quality monitoring devices and fresh air machine. Breathe easy and stay healthy.

air quality solutions for banks for United States

Air Quality Solutions for Banks

Prana Air provides air quality solutions of pollution monitoring and fresh air for banks and financial institutions.

air quality solutions for cinema for United States

Air Quality Solutions for Cinema

Air quality solutions for cinema halls or theatres will help the customers to get the good experience, comfort and breathe clean air.

air quality solutions for real-estates for United States

Air Quality Solutions For Real Estates

Prana Air provides the air quality solutions of pollution monitoring and fresh air for real estates - residential and commercial.

United States's AQI Data Analytics Solutions

Air quality data monitoring platforms

Mobile AppMobile App
Smart TV AppSmart TV App
Web DashboardWeb Dashboard
APIAPI
WidgetsWidgets
aqi air quality app for United States
Mobile App

Empower Your Decisions with Reliable Data

Get it onApp Store
Get it onGoogle Play
Your area’s real-time data with detailed parameters.

Your area’s real-time data with detailed parameters.

Personalized health advice as per current AQI.

Personalized health advice as per current AQI.

Analytical data to identify trends and conditions.

Analytical data to identify trends and conditions.

Connect and control your air quality devices.

Connect and control your air quality devices.

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 25 (Good) due to recent rainfall by 0.04mm/hr. This was last updated 1 minute ago .

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

The best AQI level was 25 (Good) at 4:10 AM during the last 24 hours.

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

The worst AQI level was 28 (Good) at 3:55 PM, Mar 19, 2025 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 remained stable over the last 24 hours as around 25.36 .

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.

Recent AQI Blogs

Read the latest news

Here are some latest blogs that you can go through to find out more air pollution.

What Are the Health Effects of Traffic-Related Air Pollution?

What Are the Health Effects of Traffic-Related Air Pollution?

18 Mar 2025Shakshi
Air Pollution and Stroke Risk: Study Reveals the Critical Link.

Air Pollution and Stroke Risk: Study Reveals the Critical Link.

17 Mar 2025Shakshi
How Air Pollution and Alzheimer’s Disease Are Negatively Connected?

How Air Pollution and Alzheimer’s Disease Are Negatively Connected?

13 Mar 2025Shakshi
Mental Health Impacts of Air Pollution: Understanding the Invisible Threat

Mental Health Impacts of Air Pollution: Understanding the Invisible Threat

10 Mar 2025Gyane
Carolina Wildfire and Air Pollution: The Striking Contradiction

Carolina Wildfire and Air Pollution: The Striking Contradiction

6 Mar 2025Shakshi
94/100 Most Polluted Cities Are in India! Here is what it all says– 2024 AQI Report

94/100 Most Polluted Cities Are in India! Here is what it all says– 2024 AQI Report

28 Feb 2025Shakshi
Air Quality in Top 10 Tourist Destinations: Safe or Not?

Air Quality in Top 10 Tourist Destinations: Safe or Not?

19 Feb 2025Shakshi
Bryan Johnson’s Abrupt Exit: India vs US Air Quality Comparison

Bryan Johnson’s Abrupt Exit: India vs US Air Quality Comparison

10 Feb 2025Shakshi
Los Angeles wildfires 2025: How clean air turned into choking smoke?

Los Angeles wildfires 2025: How clean air turned into choking smoke?

9 Jan 2025Shakshi
What Can You Expect From AQI in 2025? The Grim Reality of India’s Metro Cities in 2024

What Can You Expect From AQI in 2025? The Grim Reality of India’s Metro Cities in 2024

3 Jan 2025Shakshi
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Prana Sense

Air Quality Monitor

Air Quality Index depicts the extent of air pollution at a particular location.

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Pocket PM

Air Quality Monitor

Know the air quality around you wherever you are with the Pocket monitor to get instant air quality insights.

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Cair +

Indoor Air Quality Monitor

Track indoor air quality with advanced connectivity and portability for real-time air quality data.

Cair + Indoor Air Quality MonitorCair + Indoor Air Quality Monitor