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California Air Quality Index (AQI) | Air Pollution

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

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Check the air quality level of thecities in California

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California

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World Air Quality Report

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California's Cities

Real-time Air Pollution Level

cities
Status
AQI (US)
PM₂.₅(µg/m³)
PM₁₀(µg/m³)
Temp.(°C)
Humi.(%)
Good
26
0
28
30
25
Good
28
1
30
21
64
Good
20
0
22
27
30
Moderate
64
2
83
26
48
Good
17
0
18
34
15
Good
29
0
31
32
30
Good
21
0
23
33
26
Good
36
1
39
22
53
Good
30
1
32
27
19
Good
19
2
20
34
7
Good
18
0
19
33
25
Good
23
0
25
33
29
Good
30
1
32
33
21
Good
46
11
12
34
21
Good
20
1
22
36
8
Moderate
55
11
13
34
21
Good
29
0
31
18
52
Good
31
0
33
30
25
Good
28
0
30
28
29
Good
15
0
16
34
10
Good
11
0
12
34
10
Good
34
2
37
40
6
Good
41
1
46
39
12
Good
23
1
25
20
61
Good
34
1
37
28
40
Good
30
1
32
39
12
Good
38
1
41
41
10
Good
26
1
28
26
42
Good
30
1
32
19
55
Good
19
1
21
18
76
Good
38
1
41
24
50
Good
9
1
10
35
7
Good
18
0
19
25
18
Good
22
0
24
34
20
Good
34
1
36
41
6
Good
28
1
30
22
61
Good
24
0
26
33
18
Good
20
0
22
34
18
Good
19
0
20
28
27
Good
24
0
26
33
29
Good
41
1
44
24
50
Good
31
0
34
30
25
Good
29
0
31
31
33
Good
31
1
34
34
18
Good
19
0
20
34
20
Good
24
1
26
21
65
Good
28
0
30
15
90
Good
32
5
35
32
21
Good
16
0
17
28
29
Good
22
1
24
34
14
Good
27
2
29
33
21
Good
23
1
25
25
51
Good
32
1
35
39
12
Good
24
1
26
18
73
Good
28
0
31
32
32
Good
27
0
29
30
25
Good
28
0
30
16
75
Good
30
0
32
32
30
Good
28
0
30
18
52
Good
26
1
28
29
40
Good
34
1
37
28
40
Good
19
0
20
34
26
Good
50
1
54
32
21
Good
18
0
19
32
23
Good
17
0
18
23
48
Good
44
10
24
29
37
Good
21
0
23
35
19
Moderate
64
1
84
26
48
Good
34
0
37
32
32
Good
34
1
37
21
61
Good
18
0
19
27
34
Good
50
2
54
30
35
Good
19
1
21
18
76
Good
20
0
22
28
33
Good
26
0
28
33
29
Good
30
0
32
24
31
Good
44
2
48
33
22
Good
31
0
33
23
47
Good
24
0
26
33
18
Good
17
1
18
36
9
Good
27
0
29
31
23
Good
19
0
20
27
34
Good
33
2
36
24
50
Good
36
1
38
35
19
Good
42
10
32
41
10
Good
28
0
30
32
29
Moderate
52
2
60
31
32
Good
12
1
14
35
7
Good
19
1
20
34
14
Moderate
54
1
62
29
24
Moderate
58
1
72
26
48
Good
44
10
28
31
32
Good
22
0
24
27
44
Good
14
1
16
36
11
Good
28
1
30
27
19
Good
11
0
12
23
24
Good
18
0
19
33
26
Good
30
0
32
27
28
Good
25
1
27
32
29
Good
16
0
18
28
29
Good
40
1
43
20
68
Good
28
1
30
20
61
Good
10
0
12
35
7
Good
34
1
36
24
50
Good
34
1
37
28
40
Good
27
0
29
27
28
Good
46
11
17
36
9
Good
16
0
17
34
16
Good
23
0
25
28
27
Good
17
0
18
21
24
Good
28
0
30
33
29
Good
30
1
32
37
12
Good
26
0
28
35
19
Good
29
0
31
26
34
Good
29
1
31
39
16
Good
19
0
20
37
15
Good
39
0
43
33
23
Good
34
0
37
25
26
Good
12
0
13
35
7
Good
21
0
23
31
28
Good
14
1
15
35
12
Good
12
0
13
20
26
Good
19
1
21
22
53
Good
11
0
12
27
27
Good
29
0
31
32
31
Good
32
1
35
20
61
Good
19
0
20
33
25
Good
29
0
31
24
31
Good
31
1
33
39
16
Good
28
0
30
30
25
Good
28
0
30
33
29
Good
38
1
41
22
53
Good
24
1
26
29
39
Good
10
1
11
35
7
Moderate
51
1
57
31
33
Good
25
0
27
25
26
Good
31
1
34
20
61
Good
22
0
24
34
20
Good
23
0
25
32
26
Good
39
2
42
27
17
Good
42
10
15
41
5
Good
24
0
26
30
16
Good
46
11
12
43
5
Good
29
0
31
33
27
Good
37
2
40
28
40
Good
13
1
14
34
7
Good
48
1
52
28
40
Good
26
1
28
29
40
Good
20
0
22
27
35
Good
16
0
17
28
29
Good
10
0
11
34
10
Moderate
52
1
60
31
35
Good
32
2
35
33
24
Good
15
0
16
22
29
Good
25
0
27
28
27
Good
30
0
32
33
29
Good
14
0
16
33
21
Good
17
0
18
34
15
Good
42
10
26
32
21
Good
29
0
31
24
31
Good
11
1
12
35
7
Good
28
0
30
32
30
Moderate
51
2
59
31
32
Good
15
1
16
35
11
Good
19
0
20
33
26
Good
17
0
18
30
34
Good
18
0
19
21
55
Good
36
1
39
42
7
Good
29
0
31
33
29
Good
42
10
27
32
21
Good
29
1
31
21
65
Good
29
0
31
24
31
Good
28
0
30
27
30
Good
18
0
19
27
34
Good
28
0
30
28
29
Good
20
1
22
22
53
Good
18
0
19
28
29
Good
28
0
30
30
25
Good
28
0
30
30
27
Good
17
1
18
18
76
Good
26
2
28
28
40
Good
30
0
32
25
40
Good
28
1
30
36
11
Good
31
2
34
20
61
Good
25
2
27
26
42
Good
13
2
14
40
6
Good
31
1
34
19
55
Good
26
0
28
33
18
Good
28
1
30
33
21
Good
20
1
22
33
11
Good
16
0
17
28
22
Good
30
1
32
23
53
Good
27
2
29
29
40
Good
26
0
28
32
23
Good
43
1
46
28
40
Good
12
0
13
24
12
Good
31
1
34
34
24
Good
26
0
28
33
18
Good
22
0
24
33
29
Good
17
0
18
24
24
Good
17
0
18
25
18
Good
17
0
18
24
12
Good
46
11
35
27
44
Good
24
2
26
29
40
Good
22
2
24
35
24
Good
31
1
33
29
40
Good
18
0
19
32
29
Good
16
0
17
24
12
Good
30
0
32
33
27
Good
20
0
22
30
20
Moderate
52
1
58
30
35
Good
25
0
27
33
29
Good
26
0
28
28
29
Good
31
1
34
20
61
Good
22
1
24
36
9
Good
36
1
39
33
27
Good
16
0
17
27
26
Good
50
1
56
39
12
Good
20
0
22
23
51
Good
22
0
24
32
26
Good
25
0
27
34
26
Good
25
0
27
33
18
Good
23
0
25
32
30
Good
30
2
32
35
24
Good
20
0
22
34
26
Good
21
0
23
32
24
Good
29
0
31
26
34
Good
26
0
28
35
20
Good
46
11
30
35
8

United States's Metro Cities

Air Quality Index

Chicago City AQI

Chicago

12

temp.27°C
hum.25%
Los Angeles City AQI

Los Angeles

46

temp.28°C
hum.40%
Minneapolis City AQI

Minneapolis

18

temp.28°C
hum.28%
Nashville City AQI

Nashville

21

temp.27°C
hum.28%
New Orleans City AQI

New Orleans

12

temp.27°C
hum.85%
New York City City AQI

New York City

12

temp.28°C
hum.21%
San Francisco City AQI

San Francisco

29

temp.24°C
hum.31%
Washington City AQI

Washington

12

temp.28°C
hum.25%

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.

Columbia Falls, Montana

70

Moderate

15xbelow Standard

2.

Anaheim, California

64

Moderate

8xbelow Standard

3.

Ocala, Florida

56

Moderate

15xbelow Standard

4.

Palatka, Florida

56

Moderate

15xbelow Standard

5.

Gainesville, Florida

56

Moderate

15xbelow Standard

6.

Dallas, Texas

55

Moderate

1xbelow Standard

7.

Meridian, Idaho

55

Moderate

15xbelow Standard

8.

Douglas, Arizona

54

Moderate

15xbelow Standard

9.

Boise, Idaho

54

Moderate

15xbelow Standard

10.

Wichita, Kansas

54

Moderate

1xbelow Standard

Last Updated: 03 Jun 2026, 10:56 PM

AQI City Rankings

Air Quality Solutions For California

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 California

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 California

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 California

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 California

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 California

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 California

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 California

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 California

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 California

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 California

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 California

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 California

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 California

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 California

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 California

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 California

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.

California'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 California
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.

Recent AQI Blogs

Read the latest news

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

Delhi Air Quality 2026 vs 6-Year Historical PM2.5 Data

Delhi Air Quality 2026 vs 6-Year Historical PM2.5 Data

2 Jun 2026Gyane Haobijam
What 17 Years of Delhi Temperature Data Reveal About May's Heatwave Escalation

What 17 Years of Delhi Temperature Data Reveal About May's Heatwave Escalation

27 May 2026AQI Team
World Top Hottest Cities Belong to India - April 2026

World Top Hottest Cities Belong to India - April 2026

28 Apr 2026AQI Team
Construction Air Pollution: The Invisible Hazard Reshaping India's Urban Air

Construction Air Pollution: The Invisible Hazard Reshaping India's Urban Air

27 Mar 2026Gyane Haobijam
Kitchen Air Pollution: How Cooking Can Spike Your Indoor AQI

Kitchen Air Pollution: How Cooking Can Spike Your Indoor AQI

17 Mar 2026Gyane Haobijam
Mumbai Air Quality Comparison of 2025 Vs 2026 (Jan-Feb)

Mumbai Air Quality Comparison of 2025 Vs 2026 (Jan-Feb)

14 Feb 2026Gyane Haobijam
Why AQI Standards Vary Across the World - And Why Air Quality Index Matters More Than Ever

Why AQI Standards Vary Across the World - And Why Air Quality Index Matters More Than Ever

12 Feb 2026Navya
Why Winter Suffocates and Monsoon Saves Delhi Air Quality 2025?

Why Winter Suffocates and Monsoon Saves Delhi Air Quality 2025?

2 Feb 2026Gyane Haobijam
Winter vs Summer Air: Why Air Pollution Behaves So Differently Across Seasons

Winter vs Summer Air: Why Air Pollution Behaves So Differently Across Seasons

1 Feb 2026Gyane Haobijam
Shocking Air Quality Data Reveals Hazardous Pollution in Baramulla’s Khawaja Bagh, Shattering the ‘Clean Air’ Myth of Jammu & Kashmir

Shocking Air Quality Data Reveals Hazardous Pollution in Baramulla’s Khawaja Bagh, Shattering the ‘Clean Air’ Myth of Jammu & Kashmir

29 Jan 2026Gyane Haobijam
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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
Prana Air Logo

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