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Walla Walla Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2026-09-27 22:01 (Local Time)

Live AQI

51AQI (US)

Air Quality is

Moderate

PM2.5 : 13 µg/m³

pm10 : 28 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

14 °C

Last Updated: 2026-09-27 22:01 (Local Time)

Rank906^th

Currently, Walla Walla ranks 906^th among the cities with the highest AQI levels in the world.

Map

Walla Walla

Major Air Pollutants
Walla Walla

Particulate Matter(PM₂.₅)

13µg/m³

Particulate Matter(PM₁₀)

28µg/m³

Carbon Monoxide(CO)

291ppb

Sulfur Dioxide(SO₂)

2ppb

Nitrogen Dioxide(NO₂)

5ppb

Ozone(O₃)

20ppb

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AQI Graph

Historical Air Quality Data
Walla Walla

24 Hours

AQI (US)

Walla Walla

AQI (US)

26-09-2026Time28-09-2026

Time	Walla Walla
10:01pm	53
10:31pm	53
11:01pm	29
11:31pm	37
12:01am	47
12:31am	31
1:01am	42
1:31am	43
2:01am	43
2:31am	44
3:01am	47
3:31am	35
4:01am	39
4:31am	40
5:01am	38
5:31am	30
6:01am	42
6:31am	36
7:01am	37
7:31am	31
8:01am	17
8:31am	15
9:01am	32
9:31am	34
10:01am	34
10:31am	34
11:01am	40
11:31am	39
12:01pm	40
12:31pm	51
1:01pm	47
1:31pm	47
2:01pm	41
2:31pm	49
3:01pm	56
3:31pm	54
4:01pm	31
4:31pm	57
5:01pm	43
5:31pm	31
6:01pm	32
6:31pm	21
7:01pm	32
7:31pm	34
8:01pm	47
8:31pm	47
9:01pm	47
9:31pm	47
10:01pm	51
10:31pm	38
11:01pm	10
11:31pm	12
12:01am	38
12:31am	46
1:01am	46
1:31am	46
2:01am	50
2:31am	50
3:01am	50
3:31am	50
4:01am	42
4:31am	42
5:01am	50
5:31am	50
6:01am	69
6:31am	69
7:01am	25
7:31am	69
8:01am	42
8:31am	27
9:01am	22
9:31am	24
10:01am	30
10:31am	29
11:01am	46
11:31am	46
12:01pm	46
12:31pm	46
1:01pm	52

Min. AQI (US)11:01pm

Max. AQI (US)6:01am

Want air quality data?

AQI (US) Trends - Annual Air Quality Changes
Walla Walla, Washington, United States

AQI (US)

Walla Walla's Locations
Real-time Air Pollution Level

locations

Status

AQI (US)

PM₂.₅(µg/m³)

PM₁₀(µg/m³)

Temp.(°C)

Humi.(%)

12Th St

Moderate

South 12th Avenue

Moderate

W Main St

Good

United States's Metro Cities
Air Quality Index

Chicago

Los Angeles

Minneapolis

Nashville

New Orleans

New York City

San Francisco

Washington

Air Quality Calendar 2026
Walla Walla

2026

AQI (US)

Health Advice For People Living In
Walla Walla

0Cigarettes per day

Weekly 0 Cigarettes

Monthly 0 Cigarettes

Breathe easy and get active! The air quality is perfect for enjoying outdoor activities.

Source:

Berkeley Earth

Disclaimer: This cigarette-equivalent estimate is based on the average PM2.5 concentration over the last 24 hours, assuming continuous exposure during that time.

Solutions for Current AQI (US)

Air PurifierTurn On

Car FilterMust

N95 MaskMust

Stay IndoorMust

Prevent Health Problems: Understand Your Risks

Walla Walla

Asthma

Heart Issues

Allergies

Sinus

Cold/Flu

Chronic (COPD)

Disclaimer: The above health risks are precautionary suggestions based on current AQI levels. You may not feel the effects immediately, but prolonged exposure to air pollution can contribute to these health conditions over time. AQI.IN is neither a medical expert nor a provider of medical advice. Please consult a doctor if you experience any of the above similar symptoms.

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

Columbus, Georgia

Poor

3xabove Standard

Casa Grande, Arizona

Moderate

3xbelow Standard

Maricopa, Arizona

Moderate

3xbelow Standard

Mandan, North Dakota

Moderate

2xabove Standard

Crossville, Alabama

Moderate

2xabove Standard

Ogden, Utah

Moderate

1xabove Standard

Montgomery, Alabama

Moderate

1xabove Standard

Salt Lake City, Utah

Moderate

1xabove Standard

Murray, Utah

Moderate

1xabove Standard

10.

Brigham City, Utah

Moderate

1xabove Standard

Last Updated: 28 Sept 2026, 05:07 AM

AQI City Rankings

Air Quality Solutions For Walla Walla
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

Monitor the air quality

Air Quality Sensors

Sensors to measure the air quality

Fresh Air Machine

Clean the air you breathe

Car Cabin Filter

Purify the air in your car

N95 Mask

Shield yourself from pollution

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

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

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 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

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

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

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

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

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

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

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

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

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

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

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

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

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

Walla Walla's AQI Data Analytics Solutions
Air quality data monitoring platforms

Mobile App

Smart TV App

Web Dashboard

API

Widgets

Air Quality FAQs
at Walla Walla

Frequently Asked Questions About Air Quality

1. What is the current AQI (US) level in Walla Walla?

The current real-time AQI (US) level in Walla Walla is 51 (Moderate). This was last updated 2026-09-27 22:01 (Local Time).

2. When was the best AQI (US) level in Walla Walla in the last 24 hours?

The best AQI (US) level was 10 (Good) at 11:01 PM, Sep 27, 2026 (Local Time) during the last 24 hours.

3. When was the worst AQI (US) level in Walla Walla in the last 24 hours?

The worst AQI (US) level was 69 (Moderate) at 6:01 AM (Local Time) during the last 24 hours.

4. What is the current trend of AQI (US) levels in Walla Walla during last 24 hours?

The AQI (US) levels in Walla Walla have been fluctuating throughout the last 24 hours. The levels have increased by highest 69 at 6:01 AM (Local Time), lowest 10 at 11:01 PM, Sep 27, 2026 (Local Time).

5. What actions are recommended as per the current AQI (US) level in Walla Walla?

Current AQI (US) levels are acceptable; however, some pollutants may be a concern for a small number of sensitive individuals.