AQI PM2.5 PM10 CO SO2 NO2 O3

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Chester Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2025-06-14 08:26:15 AM (Local Time)

Live AQI

Air Quality is

Moderate

pm10 : 43 µg/m³

PM2.5 : 30 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

20 °C

Last Updated: 2025-06-14 08:26:15 AM (Local Time)

Map

Chester

Major Air Pollutants
Chester

Particulate Matter(PM2.5)

30µg/m³

Particulate Matter(PM10)

43µg/m³

Carbon Monoxide(CO)

25ppb

Sulfur Dioxide(SO2)

0ppb

Nitrogen Dioxide(NO2)

7ppb

Ozone(O3)

27ppb

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AQI Graph

Historical Air Quality Data
Chester

24 Hours

AQI

Chester

Want air quality data?

AQI Trends - Annual Air Quality Changes
Chester, Pennsylvania, United States

AQI

Year

AQI

Annual AQI Trends

2020

39AQI

2021

42AQI

Rise

2022

40AQI

-5%

Fall

2023

43AQI

Rise

2024

35AQI

-19%

Fall

2025

33AQI

-6%

Fall

Overall Annual Percentage (%) change of AQI in (2020 to 2025)

-3%

Fall (Improved AQI)

Most & Least Polluted Months

Most PollutedJune, 202375AQI

Least PollutedMay, 202527AQI

* This data analysis is from year 2020 - 2025

Chester's Locations
Real-time Air Pollution Level

Location

Status

AQI

PM2.5(µg/m³)

PM10(µg/m³)

Temp.(°C)

Humi.(%)

Chester

Moderate

West Front Street

Moderate

United States's Metro Cities
Air Quality Index

East Chicago

Los Angeles

Minneapolis

Nashville

New Orleans

New York City

San Francisco

Washington

Air Quality Calendar 2025
Chester

2025

AQI

January

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Dec -	30 Dec -	31 Dec -	1 Jan 28	2 Jan 21	3 Jan 33	4 Jan 23
5 Jan 35	6 Jan 39	7 Jan 22	8 Jan 27	9 Jan 29	10 Jan 29	11 Jan 45
12 Jan 57	13 Jan 48	14 Jan 26	15 Jan 26	16 Jan 43	17 Jan 50	18 Jan 46
19 Jan 46	20 Jan 26	21 Jan 34	22 Jan 53	23 Jan 71	24 Jan 68	25 Jan 62
26 Jan 51	27 Jan 46	28 Jan 38	29 Jan 32	30 Jan 27	31 Jan 43	1 Feb 31

February

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
26 Jan 51	27 Jan 46	28 Jan 38	29 Jan 32	30 Jan 27	31 Jan 43	1 Feb 31
2 Feb 24	3 Feb 43	4 Feb 36	5 Feb 26	6 Feb 32	7 Feb 33	8 Feb 34
9 Feb 34	10 Feb 32	11 Feb 39	12 Feb 54	13 Feb 27	14 Feb 29	15 Feb 31
16 Feb 27	17 Feb 29	18 Feb 27	19 Feb 24	20 Feb 26	21 Feb 26	22 Feb 39
23 Feb 51	24 Feb 55	25 Feb 42	26 Feb 45	27 Feb 45	28 Feb 30	1 Mar 32

March

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
23 Feb 51	24 Feb 55	25 Feb 42	26 Feb 45	27 Feb 45	28 Feb 30	1 Mar 32
2 Mar 29	3 Mar 30	4 Mar 36	5 Mar 29	6 Mar 24	7 Mar 31	8 Mar 30
9 Mar 30	10 Mar 31	11 Mar 36	12 Mar 29	13 Mar 40	14 Mar 47	15 Mar 29
16 Mar 30	17 Mar 21	18 Mar 18	19 Mar 31	20 Mar 27	21 Mar 18	22 Mar 23
23 Mar 18	24 Mar 32	25 Mar 30	26 Mar 28	27 Mar 26	28 Mar 39	29 Mar 60
30 Mar 60	31 Mar 33	1 Apr 19	2 Apr 22	3 Apr 34	4 Apr 28	5 Apr 29

April

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
30 Mar 60	31 Mar 33	1 Apr 19	2 Apr 22	3 Apr 34	4 Apr 28	5 Apr 29
6 Apr 36	7 Apr 25	8 Apr 26	9 Apr 23	10 Apr 25	11 Apr 36	12 Apr 15
13 Apr 20	14 Apr 32	15 Apr 39	16 Apr 21	17 Apr 28	18 Apr 35	19 Apr 53
20 Apr 33	21 Apr 25	22 Apr 41	23 Apr 29	24 Apr 56	25 Apr 31	26 Apr 33
27 Apr 16	28 Apr 18	29 Apr 33	30 Apr 38	1 May 29	2 May 47	3 May 45

May

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
27 Apr 16	28 Apr 18	29 Apr 33	30 Apr 38	1 May 29	2 May 47	3 May 45
4 May 28	5 May 28	6 May 26	7 May 20	8 May 33	9 May 25	10 May 23
11 May 37	12 May 41	13 May 25	14 May 34	15 May 32	16 May 36	17 May 32
18 May 21	19 May 23	20 May 17	21 May 21	22 May 22	23 May 18	24 May 15
25 May 16	26 May 19	27 May 27	28 May 26	29 May 19	30 May 33	31 May 34

June

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
1 Jun 20	2 Jun 25	3 Jun 31	4 Jun 45	5 Jun 49	6 Jun 52	7 Jun 37
8 Jun 27	9 Jun 27	10 Jun 35	11 Jun 55	12 Jun 63	13 Jun 71	14 Jun -
15 Jun -	16 Jun -	17 Jun -	18 Jun -	19 Jun -	20 Jun -	21 Jun -
22 Jun -	23 Jun -	24 Jun -	25 Jun -	26 Jun -	27 Jun -	28 Jun -
29 Jun -	30 Jun -	1 Jul -	2 Jul -	3 Jul -	4 Jul -	5 Jul -

Health Advice For People Living In
Chester

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

Solutions for Current AQI

Air PurifierTurn On
Car FilterMust
N95 MaskMust
Stay IndoorMust

Must turn on the air purifier to enjoy fresh air.

Prevent Health Problems: Understand Your Risks

Chester

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

Mid. Chances of Asthma

Asthma

Risk of Asthma symptoms is Mid. 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.

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

Chester, United States

Moderate

6xabove Standard

Camden, United States

Moderate

6xabove Standard

Pennsauken Township, United States

Moderate

6xabove Standard

Philadelphia, United States

Moderate

6xabove Standard

Leacock, United States

Moderate

6xabove Standard

Boothwyn, United States

Moderate

6xabove Standard

Marcus Hook, United States

Moderate

6xabove Standard

Gordonville, United States

Moderate

6xabove Standard

Lancaster, United States

Moderate

6xabove Standard

10.

Socorro, United States

Moderate

5xabove Standard

Last Updated: 14 Jun 2025, 01:28 PM

AQI City Rankings

Air Quality Solutions For Chester
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 Chester

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 Chester

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 Chester

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 Chester

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.

Chester'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

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 Chester

Frequently Asked Questions About Air Quality

What is the current AQI level in Chester?

The current real-time AQI level in Chester is 90 (Moderate). This was last updated 2025-06-14 08:26:15 AM (Local Time).

When was the best AQI level in Chester in the last 24 hours?

The best AQI level was 53 (Moderate) at 11:09 PM, Jun 13, 2025 (Local Time) during the last 24 hours.

When was the worst AQI level in Chester in the last 24 hours?

The worst AQI level was 70 (Moderate) at 5:09 AM (Local Time) during the last 24 hours.

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

The AQI levels in Chester have been fluctuating throughout the last 24 hours. The levels have increased by highest 70 at 5:09 AM (Local Time), lowest 53 at 11:09 PM, Jun 13, 2025 (Local Time).

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

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