Air Quality in Rock Island, Illinois

41
Current AQI: Good
Primary pollutant: PM2.5 · Updated 03/30/26
44
Median AQI (2024)
84
Max AQI (2024)
↑ worsening
10-Year Trend
PM2.5
Primary Pollutant
277
Good Days (2024)
1
Monitoring Stations

AQI Trend (Median)

Air Quality Days by Category

Annual Summary

YearMedian AQIMax AQI Good DaysModerate DaysUnhealthy Days Ozone DaysPM2.5 Days
2024 44 84277890 175191
2023 51 23217816720 103262
2022 47 902141460 97263
2021 49 1121911673 95266
2020 43 1022341201 109246
2019 45 1152211382 134227
2018 46 1012121521 161204
2017 42 93270930 262101
2016 34 108298441 28756
2015 36 105308561 29966

Recent Daily AQI

DateAQICategoryPrimary Pollutant
Dec 31, 2024 36 GoodPM2.5
Dec 30, 2024 46 GoodPM2.5
Dec 29, 2024 51 ModeratePM2.5
Dec 28, 2024 53 ModeratePM2.5
Dec 27, 2024 48 GoodPM2.5
Dec 26, 2024 70 ModeratePM2.5
Dec 25, 2024 64 ModeratePM2.5
Dec 24, 2024 60 ModeratePM2.5
Dec 23, 2024 53 ModeratePM2.5
Dec 22, 2024 34 GoodPM2.5
Dec 21, 2024 26 GoodPM2.5
Dec 20, 2024 43 GoodPM2.5
Dec 19, 2024 45 GoodPM2.5
Dec 18, 2024 40 GoodPM2.5
Dec 17, 2024 52 ModeratePM2.5
Dec 16, 2024 39 GoodPM2.5
Dec 15, 2024 48 GoodPM2.5
Dec 14, 2024 55 ModeratePM2.5
Dec 13, 2024 33 GoodPM2.5
Dec 12, 2024 26 GoodPM2.5
Dec 11, 2024 27 GoodPM2.5
Dec 10, 2024 22 GoodPM2.5
Dec 9, 2024 29 GoodPM2.5
Dec 8, 2024 30 GoodPM2.5
Dec 7, 2024 44 GoodPM2.5
Dec 6, 2024 35 GoodPM2.5
Dec 5, 2024 26 GoodPM2.5
Dec 4, 2024 46 GoodPM2.5
Dec 3, 2024 46 GoodPM2.5
Dec 2, 2024 41 GoodPM2.5
Dec 1, 2024 29 GoodPM2.5
Nov 30, 2024 30 GoodPM2.5
Nov 29, 2024 40 GoodPM2.5
Nov 28, 2024 38 GoodPM2.5
Nov 27, 2024 49 GoodPM2.5
Nov 26, 2024 36 GoodPM2.5
Nov 25, 2024 55 ModeratePM2.5
Nov 24, 2024 56 ModeratePM2.5
Nov 23, 2024 48 GoodPM2.5
Nov 22, 2024 21 GoodPM2.5
Nov 21, 2024 18 GoodPM2.5
Nov 20, 2024 12 GoodPM2.5
Nov 19, 2024 16 GoodPM2.5
Nov 18, 2024 53 ModeratePM2.5
Nov 17, 2024 53 ModeratePM2.5
Nov 16, 2024 55 ModeratePM2.5
Nov 15, 2024 54 ModeratePM2.5
Nov 14, 2024 55 ModeratePM2.5
Nov 13, 2024 43 GoodPM2.5
Nov 12, 2024 21 GoodPM2.5
Nov 11, 2024 21 GoodPM2.5
Nov 10, 2024 19 GoodPM2.5
Nov 9, 2024 53 ModeratePM2.5
Nov 8, 2024 55 ModeratePM2.5
Nov 7, 2024 27 GoodPM2.5
Nov 6, 2024 12 GoodPM2.5
Nov 5, 2024 13 GoodPM2.5
Nov 4, 2024 17 GoodPM2.5
Nov 3, 2024 35 GoodPM2.5
Nov 2, 2024 35 GoodPM2.5
Nov 1, 2024 36 GoodPM2.5
Oct 31, 2024 31 GoodOzone
Oct 30, 2024 54 ModeratePM2.5
Oct 29, 2024 54 ModeratePM2.5
Oct 28, 2024 44 GoodPM2.5
Oct 27, 2024 38 GoodOzone
Oct 26, 2024 34 GoodOzone
Oct 25, 2024 35 GoodOzone
Oct 24, 2024 37 GoodOzone
Oct 23, 2024 38 GoodPM2.5
Oct 22, 2024 60 ModeratePM2.5
Oct 21, 2024 55 ModeratePM2.5
Oct 20, 2024 52 ModeratePM2.5
Oct 19, 2024 45 GoodOzone
Oct 18, 2024 53 ModeratePM2.5
Oct 17, 2024 38 GoodOzone
Oct 16, 2024 31 GoodOzone
Oct 15, 2024 30 GoodOzone
Oct 14, 2024 29 GoodOzone
Oct 13, 2024 32 GoodOzone
Oct 12, 2024 48 GoodPM2.5
Oct 11, 2024 50 GoodOzone
Oct 10, 2024 39 GoodPM2.5
Oct 9, 2024 45 GoodPM2.5
Oct 8, 2024 52 ModeratePM2.5
Oct 7, 2024 37 GoodOzone
Oct 6, 2024 52 ModeratePM2.5
Oct 5, 2024 64 ModerateOzone
Oct 4, 2024 44 GoodOzone
Oct 3, 2024 46 GoodOzone

Monitoring Stations

ROCK ISLAND ARSENAL
Rock Island Arsenal (U.S. Army)
Est. 2001-01-01
41.5147, -90.5173

Frequently Asked Questions

What is the air quality in Rock Island, Illinois?

Based on EPA data from 2024, Rock Island has a median Air Quality Index (AQI) of 44, which is classified as "Good." The primary pollutant is PM2.5. Over the past 10 years, air quality has been worsening.

Is Rock Island a good place to live for air quality?

Rock Island has a 10-year average median AQI of 43. In 2024, there were 277 days with "Good" air quality and 0 days with unhealthy conditions. No special precautions are needed for most people.

What pollutants affect Rock Island the most?

The primary pollutant driving the AQI in Rock Island is PM2.5. This is monitored by 1 active EPA stations in the county. Other pollutants tracked include ozone, PM10, nitrogen dioxide, sulfur dioxide, and carbon monoxide.

How many air quality monitoring stations are in Rock Island?

There are 1 active EPA monitoring stations in Rock Island, Illinois. These stations continuously measure pollutant levels and contribute to the daily AQI calculations.