What is the air quality trend in Belleville?

Over the past 8 days, Belleville had an average AQI of 68 based on station measurements. The worst day was 2026-07-16 with AQI 114.

How is Belleville air quality measured?

Air quality in Belleville 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 Belleville, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

153h

PM2.5 Station

153h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	50	21–69	13.2 µg/m³	12h	3
2026-07-20	66	14–110	20.2 µg/m³	20h	3
2026-07-19	55	23–150	15.9 µg/m³	22h	3
2026-07-18	65	23–158	20.4 µg/m³	21h	3
2026-07-17	94	41–195	41.2 µg/m³	23h	3
2026-07-16	114	31–215	48.7 µg/m³	24h	4
2026-07-15	55	27–111	15.0 µg/m³	24h	4
2026-07-14	46	32–52	11.0 µg/m³	7h	3

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