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Rockford Air Quality Index (AQI) | Air Pollution

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

Last Updated: 2026-08-03 21:41:01 (Local Time)

Live AQI

46AQI (US)

Air Quality is

Good

PM2.5 : 11 µg/m³

pm10 : 12 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

23 °C

Last Updated: 2026-08-03 21:41:01 (Local Time)

Presently, Rockford ranks for having the good air quality among cities worldwide.

Map

Rockford

Major Air Pollutants
Rockford

Particulate Matter(PM₂.₅)

11µg/m³

Particulate Matter(PM₁₀)

12µg/m³

Carbon Monoxide(CO)

178ppb

Sulfur Dioxide(SO₂)

2ppb

Nitrogen Dioxide(NO₂)

6ppb

Ozone(O₃)

34ppb

AQI Graph

Historical Air Quality Data
Rockford

24 Hours

AQI (US)

Rockford

AQI (US)

02-08-2026Time03-08-2026

Time	Rockford
10:01pm	42
10:31pm	42
11:01pm	38
11:31pm	52
12:01am	44
12:31am	44
1:01am	50
1:31am	42
2:01am	50
2:31am	46
3:01am	46
3:31am	42
4:01am	46
4:31am	46
5:01am	46
5:31am	42
6:01am	33
6:31am	33
7:01am	33
7:31am	33
8:01am	33
8:31am	29
9:01am	29
9:31am	33
10:01am	33
10:31am	29
11:01am	33
11:31am	29
12:01pm	33
12:31pm	33
1:01pm	33
1:31pm	29
2:01pm	33
2:31pm	33
3:01pm	38
3:31pm	33
4:01pm	38
4:31pm	42
5:01pm	42
5:31pm	38
6:01pm	42
6:31pm	38
7:01pm	42
7:31pm	42
8:01pm	42
8:31pm	42
9:01pm	46
9:31pm	46

Min. AQI (US)8:31am

Max. AQI (US)11:31pm

Want air quality data?

AQI (US) Trends - Annual Air Quality Changes
Rockford, Illinois, United States

AQI (US)

Rockford's Locations
Real-time Air Pollution Level

locations

Status

AQI (US)

PM₂.₅(µg/m³)

PM₁₀(µg/m³)

Temp.(°C)

Humi.(%)

Rockford

Good

South 1st Street

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
Rockford

2026

AQI (US)

Health Advice For People Living In
Rockford

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 Off

Car FilterAdvisable

N95 MaskAdvisable

Stay IndoorAdvisable

Prevent Health Problems: Understand Your Risks

Rockford

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

Nampa, Idaho

Unhealthy

7xabove Standard

Spokane, Washington

Unhealthy

6xabove Standard

Spokane Valley, Washington

Unhealthy

6xabove Standard

Airway Heights, Washington

Unhealthy

6xabove Standard

Meridian, Idaho

Unhealthy

6xabove Standard

Cheney, Washington

Unhealthy

6xabove Standard

Ellensburg, Washington

Unhealthy

6xabove Standard

Quincy, Washington

Unhealthy

5xabove Standard

Wenatchee, Washington

Unhealthy

5xabove Standard

10.

Chelan, Washington

Unhealthy

5xabove Standard

Last Updated: 04 Aug 2026, 02:52 AM

AQI City Rankings

Air Quality Solutions For Rockford
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 Rockford

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.

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

Mobile App

Smart TV App

Web Dashboard

API

Widgets

Air Quality FAQs
at Rockford

Frequently Asked Questions About Air Quality

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

The current real-time AQI (US) level in Rockford is 46 (Good). This was last updated 2026-08-03 21:41:01 (Local Time).

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

The best AQI (US) level was 29 (Good) at 8:31 AM, Aug 3, 2026 (Local Time) during the last 24 hours.

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

The worst AQI (US) level was 52 (Moderate) at 11:31 PM, Aug 2, 2026 (Local Time) during the last 24 hours.

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

The AQI (US) levels in Rockford have been fluctuating throughout the last 24 hours. The levels have increased by highest 52 at 11:31 PM, Aug 2, 2026 (Local Time), lowest 29 at 8:31 AM, Aug 3, 2026 (Local Time).

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

The air quality is satisfactory, and air pollution poses little or no risk. No special precautions are needed; enjoy outdoor activities freely.