What is the air quality trend in Dolton?

Over the past 8 days, Dolton had an average AQI of 104 based on station measurements. The worst day was 2026-07-17 with AQI 233.

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

167h

PM2.5 Station

167h · 8 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	65	32–97	19.4 µg/m³	21h	249
2026-07-20	99	59–107	34.6 µg/m³	24h	254
2026-07-19	111	54–160	40.5 µg/m³	24h	265
2026-07-18	50	33–88	12.9 µg/m³	24h	265
2026-07-17	233	69–361	179.4 µg/m³	24h	279
2026-07-16	155	52–327	101.8 µg/m³	24h	258
2026-07-15	59	51–180	17.4 µg/m³	24h	270
2026-07-14	60	59–60	16.1 µg/m³	2h	281

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