What is the air quality trend in Auburn Gresham?

Over the past 6 days, Auburn Gresham had an average AQI of 64 based on station measurements. The worst day was 2026-07-16 with AQI 142.

How is Auburn Gresham air quality measured?

Air quality in Auburn Gresham 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 Auburn Gresham, United States

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

Historical PM2.5 and AQI trend from monitoring stations near Auburn Gresham, 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 · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-07-21	33	3–99	9.8 µg/m³	11.6	18h	1
2026-07-20	51	23–96	14.2 µg/m³	16.4	24h	1
2026-07-19	43	14–85	11.9 µg/m³	13.2	24h	1
2026-07-18	13	3–32	3.2 µg/m³	3.7	18h	1
2026-07-17	107	22–167	39.3 µg/m³	48.8	24h	1
2026-07-16	142	101–188	63.2 µg/m³	75.1	11h	1

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