What is the air quality trend in Blue Island?

Over the past 3 days, Blue Island had an average AQI of 32 based on station measurements. The worst day was 2026-06-08 with AQI 43.

How is Blue Island air quality measured?

Air quality in Blue Island is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Blue Island, United States

Name: Blue Island Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Blue Island, United States.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

47h

PM2.5 Station

47h · 5 stations

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	21	16–34	5.0 µg/m³	11h	256
2026-06-08	43	28–53	10.4 µg/m³	24h	281
2026-06-07	33	24–38	8.0 µg/m³	12h	280

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