What is the air quality trend in Dolton?

Over the past 3 days, Dolton had an average AQI of 89 based on station measurements. The worst day was 2026-07-19 with AQI 104.

How is Dolton air quality measured?

Air quality in Dolton 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 Dolton, United States

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

47h

PM2.5 Station

47h · 8 stations

Temperature GFS model

8pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-07-21	64	32–97	19.1 µg/m³	11.6	22h	252
2026-07-20	99	64–106	34.5 µg/m³	16.4	24h	256
2026-07-19	104	104–104	36.8 µg/m³	29.6	1h	279

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