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Live

United States Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in United States

Last Updated: 9 minutes ago (Local Time)

location image
Live AQI
40
Air Quality is
Good
pm10 :  24 µg/m³
PM2.5 :  8 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi good level.webp in United States
partly cloudy

29 °C

Partly cloudy
Humidity
Humidity75 %
Wind Speed
Wind Speed12 km/h
UV Index
UV Index1
Last Updated: 9 minutes ago (Local Time)
AQI LogoMap

United States

Major Air Pollutants

United States

PM2.5's Icon

Particulate Matter(PM2.5)

8µg/m³

PM10's Icon

Particulate Matter(PM10)

24µg/m³

CO's Icon

Carbon Monoxide(CO)

70ppb

SO2's Icon

Sulfur Dioxide(SO2)

1ppb

NO2's Icon

Nitrogen Dioxide(NO2)

5ppb

O3's Icon

Ozone(O3)

25ppb

Trending in United States

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Is Poor Air Quality in Gyms Holding Back Your Fitness Goals?

Why You Should Be Monitoring Air Quality During Monsoon — Not Just in Winter?

Why You Should Be Monitoring Air Quality During Monsoon — Not Just in Winter?

Air Pollution and Lung Cancer: How Toxic Air is Mutating Your DNA?

Air Pollution and Lung Cancer: How Toxic Air is Mutating Your DNA?

City Climate Change Severity Analysis is NOW LIVE on AQI.in!📢

City Climate Change Severity Analysis is NOW LIVE on AQI.in!📢

AQI Graph

Historical Air Quality Data

United States

24 Hours
AQI
United States
AQI
.
15-07-2025Time16-07-2025
TimeUnited States
02 AM38
03 AM38
04 AM37
05 AM37
06 AM37
07 AM38
08 AM38
09 AM38
10 AM39
11 AM40
12 PM41
01 PM41
02 PM41
03 PM41
04 PM40
05 PM40
06 PM40
07 PM39
08 PM39
09 PM40
10 PM40
11 PM40
12 AM41
01 AM40
02 AM40
37
Min.at 4:11 AM on 15th Jul
41
Max.at 12:10 PM on 15th Jul

Want air quality data?

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Download 2024 Annual Data

World Air Quality Report

Globe

United States's States

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Alabama
Good
38
7
20
25
88
Alaska
Good
24
4
11
14
80
Arizona
Moderate
67
9
82
28
45
Arkansas
Good
45
8
20
25
85
California
Good
37
7
25
21
62
Colorado
Good
40
7
26
17
43
Connecticut
Good
30
6
13
25
87
Delaware
Good
25
5
13
24
85
District of Columbia
Good
29
5
14
24
85
Florida
Good
28
5
14
25
79
Gaum
Good
24
4
12
27
69
Georgia
Good
32
6
17
25
86
Hawaii
Good
22
4
16
23
77
Idaho
Good
32
6
20
18
50
Illinois
Good
43
8
27
22
85
Indiana
Good
44
9
26
23
86
Iowa
Moderate
55
11
30
22
86
Kansas
Good
40
7
23
25
74
Kentucky
Good
31
6
16
25
90
Louisiana
Good
37
7
18
27
79
Maine
Moderate
52
13
22
21
82
Maryland
Good
24
4
13
24
82
Massachusetts
Good
30
6
13
25
85
Michigan
Moderate
87
28
42
22
85
Minnesota
Good
48
10
39
19
91
Mississippi
Good
38
7
18
26
85
Missouri
Good
36
7
19
26
81
Montana
Good
35
6
16
17
61
Nebraska
Good
38
7
32
21
89
Nevada
Good
48
9
32
21
47
New Hampshire
Good
47
10
17
23
87
New Jersey
Good
35
6
15
26
84
New Mexico
Good
50
10
32
21
47
New York
Good
44
9
18
28
85
North Carolina
Good
28
5
14
24
90
North Dakota
Good
42
8
19
17
86
Ohio
Moderate
59
15
29
24
83
Oklahoma
Good
35
6
18
25
86
Oregon
Good
26
5
15
19
60
Pennsylvania
Good
42
8
19
24
86
Rhode Island
Good
22
4
12
23
85
South Carolina
Good
33
6
17
25
89
South Dakota
Good
41
9
22
19
76
Tennessee
Good
34
6
15
24
88
Texas
Good
49
9
26
25
81
Utah
Good
50
9
30
17
33
Vermont
Moderate
59
14
23
20
86
Virginia
Good
27
5
15
23
84
Washington
Good
28
5
14
19
58
West Virginia
Good
48
9
19
29
92
Wisconsin
Moderate
56
13
28
22
88
Wyoming
Good
27
5
19
17
46

United States's Metro Cities

Air Quality Index

Chicago City AQI

Chicago

51

temp.27°C
hum.74%
Los Angeles City AQI

Los Angeles

27

temp.18°C
hum.78%
Minneapolis City AQI

Minneapolis

42

temp.23°C
hum.87%
Nashville City AQI

Nashville

37

temp.26°C
hum.79%
New Orleans City AQI

New Orleans

36

temp.27°C
hum.91%
New York City City AQI

New York City

34

temp.26°C
hum.82%
San Francisco City AQI

San Francisco

28

temp.16°C
hum.80%
Washington City AQI

Washington

29

temp.26°C
hum.81%

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.

Maricopa, United States

162
Unhealthy
11xabove Standard

2.

Eloy, United States

160
Unhealthy
11xabove Standard

3.

San Tan Valley, United States

157
Unhealthy
10xabove Standard

4.

Stanfield, United States

157
Unhealthy
10xabove Standard

5.

Sacaton, United States

155
Unhealthy
10xabove Standard

6.

Casa Grande, United States

149
Poor
10xabove Standard

7.

Redlands, United States

145
Poor
10xabove Standard

8.

Apache Junction, United States

120
Poor
8xabove Standard

9.

French Valley, United States

117
Poor
8xabove Standard

10.

Cave Creek, United States

106
Poor
7xabove Standard

Last Updated: 16 Jul 2025, 07:20 AM

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 40 (Good). This was last updated 9 minutes ago (Local Time).

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

The best AQI level was 37 (Good) at 4:11 AM, Jul 15, 2025 (Local Time) during the last 24 hours.

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

The worst AQI level was 41 (Good) at 12:10 PM, Jul 15, 2025 (Local Time) 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 37.8 .

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.

Do People Really Consider Air Pollution Before Moving to Delhi NCR?

Do People Really Consider Air Pollution Before Moving to Delhi NCR?

15 Jul 2025Shakshi
Is Poor Air Quality in Gyms Holding Back Your Fitness Goals?

Is Poor Air Quality in Gyms Holding Back Your Fitness Goals?

12 Jul 2025Shakshi
Air Pollution and Lung Cancer: How Toxic Air is Mutating Your DNA?

Air Pollution and Lung Cancer: How Toxic Air is Mutating Your DNA?

7 Jul 2025Shakshi
Can Banning Old Vehicles Really Improve Delhi’s Air Quality? Here’s What the Data Says

Can Banning Old Vehicles Really Improve Delhi’s Air Quality? Here’s What the Data Says

4 Jul 2025Gyane Haobijam
Arizona Dust Storm 2025: How the Sudden Storm Pushed AQI to Hazardous Levels?

Arizona Dust Storm 2025: How the Sudden Storm Pushed AQI to Hazardous Levels?

2 Jul 2025Shakshi
Air Pollution Comparison Between England vs India: What a 45% Asthma Spike in the UK Reveals

Air Pollution Comparison Between England vs India: What a 45% Asthma Spike in the UK Reveals

1 Jul 2025Shakshi
Urban Heat Islands in India: The 2024 Climate Crisis in Metro Cities

Urban Heat Islands in India: The 2024 Climate Crisis in Metro Cities

24 Jun 2025Shakshi
Delhi AQI Drops After Months: How Rain Provided Temporary Relief in Pollution Levels 

Delhi AQI Drops After Months: How Rain Provided Temporary Relief in Pollution Levels 

19 Jun 2025Shakshi
AQI.IN Launched First Ever City-Level Climate Change Severity Index -June 2025

AQI.IN Launched First Ever City-Level Climate Change Severity Index -June 2025

19 Jun 2025Gyane Haobijam
Noise Pollution in Ocean: The Silent Threat Beneath the Waves

Noise Pollution in Ocean: The Silent Threat Beneath the Waves

17 Jun 2025Shakshi
Prana Air Logo

Prana Sense

Air Quality Monitor

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

Prana Sense Air Quality MonitorPrana Sense Air Quality Monitor
Prana Air Logo

Pocket PM

Air Quality Monitor

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

Pocket PM Air Quality MonitorPocket PM Air Quality Monitor
Prana Air Logo

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