What is the air quality trend in Logan Square?

Over the past 7 days, Logan Square had an average AQI of 37 based on station measurements. The worst day was 2026-05-24 with AQI 52.

How is Logan Square air quality measured?

Air quality in Logan Square 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 Logan Square, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 1 station

Temperature GFS model

27pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	26	7–57	6.1 µg/m³	1.4	24h	257
2026-05-28	29	22–51	6.9 µg/m³	2.3	24h	257
2026-05-27	43	30–58	10.6 µg/m³	10.2	24h	280
2026-05-26	33	26–43	7.9 µg/m³	3.8	24h	280
2026-05-25	49	31–72	12.9 µg/m³	10.3	24h	280
2026-05-24	52	38–59	13.0 µg/m³	1.7	24h	280
2026-05-23	28	21–37	6.7 µg/m³	1.2	23h	277

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