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Eau Claire Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2025-10-17 03:28:18 PM (Local Time)

Live AQI

64(AQI-US)

Air Quality is

Moderate

pm10 : 36 µg/m³

PM2.5 : 16 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

22 °C

Last Updated: 2025-10-17 03:28:18 PM (Local Time)

Map

Eau Claire

Major Air Pollutants
Eau Claire

Particulate Matter(PM2.5)

16µg/m³

Particulate Matter(PM10)

36µg/m³

Carbon Monoxide(CO)

241ppb

Sulfur Dioxide(SO2)

1ppb

Nitrogen Dioxide(NO2)

2ppb

Ozone(O3)

51ppb

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AQI Graph

Historical Air Quality Data
Eau Claire

24 Hours

AQI

Eau Claire

AQI

16-10-2025Time17-10-2025

Time	Eau Claire
03 PM	36
04 PM	51
05 PM	54
06 PM	45
07 PM	41
08 PM	38
09 PM	38
10 PM	39
11 PM	38
12 AM	40
01 AM	40
02 AM	38
03 AM	45
04 AM	48
05 AM	50
06 AM	49
07 AM	51
08 AM	54
09 AM	55
10 AM	58
11 AM	59
12 PM	61
01 PM	61
02 PM	61
03 PM	62

Min.at 3:34 PM on 16th Oct

Max.at 3:04 PM on 17th Oct

Want air quality data?

AQI Trends - Annual Air Quality Changes
Eau Claire, Wisconsin, United States

AQI

Year

AQI

AQI	AQI
Mar 2025	24
Apr 2025	27
May 2025	25
Jun 2025	50
Jul 2025	55
Aug 2025	49
Sep 2025	36
Oct 2025	38

Annual AQI Trends

2025

40AQI

Overall Annual Percentage (%) change of AQI in (2025 to 2025)

NaN%

Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedJuly, 202555AQI

Least PollutedMarch, 202524AQI

* This data analysis is from year 2025 - 2025

Eau Claire's Locations
Real-time Air Pollution Level

Location

Status

AQI

PM2.5(µg/m³)

PM10(µg/m³)

Temp.(°C)

Humi.(%)

U.S. 53

Moderate

100

United States's Metro Cities
Air Quality Index

Chicago

Los Angeles

Minneapolis

Nashville

New Orleans

New York City

San Francisco

Washington

Air Quality Calendar 2025
Eau Claire

2025

AQI

January

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Dec -	30 Dec -	31 Dec -	1 Jan -	2 Jan -	3 Jan -	4 Jan -
5 Jan -	6 Jan -	7 Jan -	8 Jan -	9 Jan -	10 Jan -	11 Jan -
12 Jan -	13 Jan -	14 Jan -	15 Jan -	16 Jan -	17 Jan -	18 Jan -
19 Jan -	20 Jan -	21 Jan -	22 Jan -	23 Jan -	24 Jan -	25 Jan -
26 Jan -	27 Jan -	28 Jan -	29 Jan -	30 Jan -	31 Jan -	1 Feb -

February

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
26 Jan -	27 Jan -	28 Jan -	29 Jan -	30 Jan -	31 Jan -	1 Feb -
2 Feb -	3 Feb -	4 Feb -	5 Feb -	6 Feb -	7 Feb -	8 Feb -
9 Feb -	10 Feb -	11 Feb -	12 Feb -	13 Feb -	14 Feb -	15 Feb -
16 Feb -	17 Feb -	18 Feb -	19 Feb -	20 Feb -	21 Feb -	22 Feb -
23 Feb -	24 Feb -	25 Feb -	26 Feb -	27 Feb -	28 Feb -	1 Mar -

March

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
23 Feb -	24 Feb -	25 Feb -	26 Feb -	27 Feb -	28 Feb -	1 Mar -
2 Mar -	3 Mar -	4 Mar -	5 Mar -	6 Mar -	7 Mar -	8 Mar -
9 Mar -	10 Mar -	11 Mar -	12 Mar -	13 Mar -	14 Mar -	15 Mar -
16 Mar -	17 Mar -	18 Mar -	19 Mar -	20 Mar -	21 Mar -	22 Mar -
23 Mar -	24 Mar -	25 Mar -	26 Mar -	27 Mar 20	28 Mar 49	29 Mar 21
30 Mar 15	31 Mar 17	1 Apr 19	2 Apr 24	3 Apr 17	4 Apr 21	5 Apr 21

April

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
30 Mar 15	31 Mar 17	1 Apr 19	2 Apr 24	3 Apr 17	4 Apr 21	5 Apr 21
6 Apr 25	7 Apr 16	8 Apr 23	9 Apr 45	10 Apr 50	11 Apr 52	12 Apr 62
13 Apr 52	14 Apr 26	15 Apr 14	16 Apr 15	17 Apr 41	18 Apr 45	19 Apr 19
20 Apr 27	21 Apr 13	22 Apr 23	23 Apr 25	24 Apr 16	25 Apr 16	26 Apr 19
27 Apr 29	28 Apr 32	29 Apr 16	30 Apr 20	1 May 23	2 May 19	3 May 14

May

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
27 Apr 29	28 Apr 32	29 Apr 16	30 Apr 20	1 May 23	2 May 19	3 May 14
4 May 31	5 May 19	6 May 24	7 May 22	8 May 17	9 May 30	10 May 31
11 May 24	12 May 31	13 May 37	14 May 34	15 May 40	16 May 31	17 May 15
18 May 14	19 May 12	20 May 15	21 May 18	22 May 16	23 May 16	24 May 29
25 May 26	26 May 28	27 May 22	28 May 24	29 May 26	30 May 37	31 May 43

June

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
1 Jun 41	2 Jun 53	3 Jun 110	4 Jun 102	5 Jun 60	6 Jun 61	7 Jun 65
8 Jun 70	9 Jun 46	10 Jun 78	11 Jun 86	12 Jun 106	13 Jun 59	14 Jun 37
15 Jun 39	16 Jun 44	17 Jun 30	18 Jun 37	19 Jun 35	20 Jun 30	21 Jun 42
22 Jun 44	23 Jun 49	24 Jun 35	25 Jun 37	26 Jun 25	27 Jun 16	28 Jun 24
29 Jun 24	30 Jun 23	1 Jul 40	2 Jul 44	3 Jul 36	4 Jul 40	5 Jul 41

July

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Jun 24	30 Jun 23	1 Jul 40	2 Jul 44	3 Jul 36	4 Jul 40	5 Jul 41
6 Jul 47	7 Jul 58	8 Jul 50	9 Jul 36	10 Jul 36	11 Jul 31	12 Jul 96
13 Jul 148	14 Jul 98	15 Jul 72	16 Jul 36	17 Jul 18	18 Jul 20	19 Jul 27
20 Jul 33	21 Jul 67	22 Jul 57	23 Jul 43	24 Jul 29	25 Jul 78	26 Jul 59
27 Jul 32	28 Jul 29	29 Jul 44	30 Jul 97	31 Jul 158	1 Aug 159	2 Aug 138

August

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
27 Jul 32	28 Jul 29	29 Jul 44	30 Jul 97	31 Jul 158	1 Aug 159	2 Aug 138
3 Aug 105	4 Aug 91	5 Aug 75	6 Aug 70	7 Aug 55	8 Aug 50	9 Aug 42
10 Aug 30	11 Aug 54	12 Aug 64	13 Aug 61	14 Aug 64	15 Aug 52	16 Aug 28
17 Aug 25	18 Aug 20	19 Aug 26	20 Aug 26	21 Aug 21	22 Aug 26	23 Aug 25
24 Aug 17	25 Aug 19	26 Aug 24	27 Aug 31	28 Aug 33	29 Aug 28	30 Aug 29
31 Aug 35	1 Sep 35	2 Sep 33	3 Sep 46	4 Sep 40	5 Sep 22	6 Sep 18

September

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
31 Aug 35	1 Sep 35	2 Sep 33	3 Sep 46	4 Sep 40	5 Sep 22	6 Sep 18
7 Sep 22	8 Sep 32	9 Sep 43	10 Sep 42	11 Sep 41	12 Sep 47	13 Sep 51
14 Sep 54	15 Sep 53	16 Sep 55	17 Sep 51	18 Sep 39	19 Sep 38	20 Sep 24
21 Sep 28	22 Sep 26	23 Sep 28	24 Sep 25	25 Sep 27	26 Sep 34	27 Sep 36
28 Sep 31	29 Sep 32	30 Sep 30	1 Oct 40	2 Oct 46	3 Oct 60	4 Oct 65

October

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
28 Sep 31	29 Sep 32	30 Sep 30	1 Oct 40	2 Oct 46	3 Oct 60	4 Oct 65
5 Oct 57	6 Oct 40	7 Oct 27	8 Oct 23	9 Oct 24	10 Oct 38	11 Oct 33
12 Oct 31	13 Oct 37	14 Oct 23	15 Oct 16	16 Oct 42	17 Oct -	18 Oct -
19 Oct -	20 Oct -	21 Oct -	22 Oct -	23 Oct -	24 Oct -	25 Oct -
26 Oct -	27 Oct -	28 Oct -	29 Oct -	30 Oct -	31 Oct -	1 Nov -

Health Advice For People Living In
Eau Claire

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

Air PurifierTurn On
Car FilterMust
N95 MaskMust
Stay IndoorMust

Must turn on the air purifier to enjoy fresh air.

Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Eau Claire

Asthma
Heart Issues
Allergies
Sinus
Cold/Flu
Chronic (COPD)

Mild Chances of Asthma

Asthma

Risk of Asthma symptoms is Mild when AQI is Moderate (50-150)

Moderate symptoms including frequent wheezing, noticeable shortness of breath, chest tightness, and persistent cough.

Do's :

Limit outdoor activities when AQI is poor.
Clean indoor air with an air purifier to reduce exposure.
Soothe the respiratory tract with herbal teas or warm water to help alleviate symptoms.

Don'ts :

Exercise outdoors without a mask.
Stay in smoky areas with strong fumes.

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 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

Port Isabel, United States

Moderate

6xabove Standard

Hanford, United States

Moderate

6xabove Standard

Mayfair, United States

Moderate

6xabove Standard

Edison, United States

Moderate

6xabove Standard

Chula Vista, United States

Moderate

6xabove Standard

Shafter, United States

Moderate

6xabove Standard

Fresno, United States

Moderate

6xabove Standard

Brownsville, United States

Moderate

6xabove Standard

Bakersfield, United States

Moderate

6xabove Standard

10.

Maricopa, United States

Moderate

5xabove Standard

Last Updated: 17 Oct 2025, 08:31 PM

AQI City Rankings

Air Quality Solutions For Eau Claire
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

air quality solutions for offices for Eau Claire

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 institutes for Eau Claire

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.

air quality solutions for airport for Eau Claire

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 bathroom for Eau Claire

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.

Eau Claire's AQI Data Analytics Solutions
Air quality data monitoring platforms

Mobile App

Smart TV App

Web Dashboard

API

Widgets

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.

Personalized health advice as per current AQI.

Analytical data to identify trends and conditions.

Connect and control your air quality devices.

Air Quality FAQs
at Eau Claire

Frequently Asked Questions About Air Quality

What is the current AQI level in Eau Claire?

The current real-time AQI level in Eau Claire is 64 (Moderate). This was last updated 2025-10-17 03:28:18 PM (Local Time).

When was the best AQI level in Eau Claire in the last 24 hours?

The best AQI level was 36 (Good) at 3:34 PM, Oct 16, 2025 (Local Time) during the last 24 hours.

When was the worst AQI level in Eau Claire in the last 24 hours?

The worst AQI level was 62 (Moderate) at 3:04 PM (Local Time) during the last 24 hours.

What is the current trend of AQI levels in Eau Claire during last 24 hours?

The AQI levels in Eau Claire have been fluctuating throughout the last 24 hours. The levels have increased by highest 62 at 3:04 PM (Local Time), lowest 36 at 3:34 PM, Oct 16, 2025 (Local Time).

What actions are recommended as per the current AQI level in Eau Claire?

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