What is the air quality trend in North Liberty?

Over the past 8 days, North Liberty had an average AQI of 37 based on station measurements. The worst day was 2026-06-06 with AQI 46.

How is North Liberty air quality measured?

Air quality in North Liberty 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 North Liberty, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

119h

PM2.5 Station

119h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	25	11–50	6.1 µg/m³	3h	2
2026-06-08	37	15–81	9.3 µg/m³	17h	2
2026-06-07	32	13–75	8.1 µg/m³	19h	2
2026-06-06	46	22–120	12.5 µg/m³	17h	2
2026-06-05	42	12–109	11.5 µg/m³	14h	2
2026-06-04	39	18–114	10.3 µg/m³	17h	2
2026-06-03	37	15–65	9.4 µg/m³	19h	2
2026-06-02	39	21–60	9.7 µg/m³	13h	2

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