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Washington Air Quality Index (AQI) | Air Pollution

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

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Check the air quality level of thecities in Washington

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Washington

Washington's Cities

Real-time Air Pollution Level

cities
Status
AQI (US)
PM₂.₅(µg/m³)
PM₁₀(µg/m³)
Temp.(°C)
Humi.(%)
Good
20
2
22
16
88
Moderate
67
20
37
17
34
Moderate
67
20
21
14
89
Moderate
58
16
22
16
77
Good
25
6
21
16
82
Good
33
8
23
17
77
Moderate
67
20
20
16
84
Moderate
60
17
20
16
86
Moderate
58
16
30
22
43
Moderate
56
15
22
15
100
Good
38
9
10
20
49
Moderate
72
22
40
17
36
Moderate
66
20
22
22
24
Moderate
69
21
23
18
34
Moderate
75
24
44
9
62
Moderate
52
13
22
10
62
Moderate
60
17
26
16
39
Moderate
67
20
23
16
88
Good
33
8
22
16
74
Moderate
82
27
27
17
45
Good
38
9
10
17
68
Good
33
8
23
16
83
Moderate
58
16
22
16
82
Good
33
8
22
16
74
Moderate
56
15
26
22
43
Moderate
58
16
23
18
81
Moderate
63
18
21
19
34
Moderate
54
14
22
14
88
Moderate
66
20
22
17
77
Good
38
9
10
20
49
Moderate
75
24
41
16
36
Moderate
65
19
21
17
77
Moderate
67
20
23
16
88
Good
29
7
20
16
88
Moderate
63
18
20
18
78
Moderate
75
24
43
9
62
Good
33
8
22
17
77
Moderate
60
17
29
21
43
Good
25
6
20
17
77
Moderate
71
22
27
16
77
Moderate
66
20
22
14
100
Moderate
65
19
22
17
45
Good
22
2
24
14
92
Good
33
8
21
16
77
Moderate
73
23
24
13
94
Good
21
2
23
16
88
Moderate
69
21
24
15
55
Moderate
65
19
22
18
34
Good
19
2
20
14
94
Moderate
70
22
22
13
100
Moderate
56
15
27
20
38
Moderate
66
20
22
16
32
Good
42
10
11
18
51
Moderate
63
18
23
16
82
Moderate
60
17
24
16
39
Moderate
75
24
45
17
36
Good
21
5
23
15
82
Moderate
51
14
22
17
77
Good
46
11
11
12
100
Good
20
2
22
15
88
Moderate
65
19
21
19
52
Good
25
6
22
18
77
Moderate
78
25
44
17
33
Moderate
72
22
38
14
63
Good
46
11
20
15
77
Good
33
8
21
16
81
Good
46
11
12
15
77
Moderate
60
17
22
16
86
Moderate
58
16
22
16
77
Moderate
67
20
23
15
55
Moderate
65
19
20
16
82
Moderate
75
24
25
17
45
Good
38
9
10
20
46
Moderate
67
20
34
17
34
Good
36
9
9
22
49
Moderate
58
16
23
17
77
Good
29
7
19
16
82
Good
38
9
10
14
77

United States's Metro Cities

Air Quality Index

Chicago City AQI

Chicago

43

temp.22°C
hum.89%
Los Angeles City AQI

Los Angeles

50

temp.20°C
hum.83%
Minneapolis City AQI

Minneapolis

55

temp.21°C
hum.73%
Nashville City AQI

Nashville

50

temp.26°C
hum.89%
New Orleans City AQI

New Orleans

48

temp.26°C
hum.89%
New York City City AQI

New York City

51

temp.23°C
hum.88%
San Francisco City AQI

San Francisco

46

temp.16°C
hum.82%
Washington City AQI

Washington

56

temp.24°C
hum.83%

Most Polluted Cities 2026

United States

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

Most Polluted Cities Live Ranking 2026
World's Most PollutedCity Rankings (2025)
World's Most PollutedCountry Rankings(2025)
RankCityAQI Status

Standard Value

Follow

1.

Twin Falls, Idaho

160

Unhealthy

5xabove Standard

2.

Nampa, Idaho

154

Unhealthy

4xabove Standard

3.

Boise, Idaho

153

Unhealthy

4xabove Standard

4.

Meridian, Idaho

152

Unhealthy

4xabove Standard

5.

Garden City, Idaho

137

Poor

4xabove Standard

6.

Casa Grande, Arizona

132

Poor

1xabove Standard

7.

Lewistown, Montana

102

Poor

2xabove Standard

8.

Helena Valley West Central, Montana

97

Moderate

2xabove Standard

9.

Havre, Montana

90

Moderate

2xabove Standard

10.

Hamilton, Montana

88

Moderate

2xabove Standard

Last Updated: 28 Jul 2026, 12:27 PM

AQI City Rankings

Air Quality Solutions For Washington

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
Prana Air offers the solutions of air quality monitoring and clean air machine for Washington

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.

Prana Air offers the solutions of air quality monitoring and clean air machine for Washington

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.

Prana Air offers the solutions of air quality monitoring and clean air machine for Washington

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.

Prana Air offers the solutions of air quality monitoring and clean air machine for Washington

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.

Prana Air offers the solutions of air quality monitoring and clean air machine for Washington

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.

Prana Air offers the solutions of air quality monitoring and clean air machine for Washington

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.

Prana Air offers the solutions of air quality monitoring and clean air machine for Washington

Air Quality Solutions for Fitness Center

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

Prana Air offers the solutions of air quality monitoring and clean air machine for Washington

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.

Prana Air offers the solutions of air quality monitoring and clean air machine for Washington

Air Quality Solutions for Retail Stores

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

Prana Air offers the solutions of air quality monitoring and clean air machine for Washington

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.

Prana Air offers the solutions of air quality monitoring and clean air machine for Washington

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.

Prana Air offers the solutions of air quality monitoring and clean air machine for Washington

Air Quality Solutions For Hospitals

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

Prana Air offers the solutions of air quality monitoring and clean air machine for Washington

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.

Prana Air offers the solutions of air quality monitoring and clean air machine for Washington

Air Quality Solutions for Banks

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

Prana Air offers the solutions of air quality monitoring and clean air machine for Washington

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.

Prana Air offers the solutions of air quality monitoring and clean air machine for Washington

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.

Washington's AQI Data Analytics Solutions

Air quality data monitoring platforms

Mobile AppMobile App
Smart TV AppSmart TV App
Web DashboardWeb Dashboard
APIAPI
WidgetsWidgets

Recent AQI Blogs

Read the latest news

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

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Prana Sense

Air Quality Monitor

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

Prana Air Ambient Air Quality Monitor - most realiable outdoor aqi monitoringPrana Air Ambient Air Quality Monitor - most realiable outdoor aqi monitoring
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.

Prana Air Pocket PM2.5 Air Quality Monitor - portable, smallest and afforablePrana Air Pocket PM2.5 Air Quality Monitor - portable, smallest and afforable
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Cair +

Indoor Air Quality Monitor

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

Prana Air Cair+ Indoor Air Quality Monitor for home, office or institutesPrana Air Cair+ Indoor Air Quality Monitor for home, office or institutes