What is the air quality trend in Garfield?

Over the past 8 days, Garfield had an average AQI of 83 based on station measurements. The worst day was 2026-07-15 with AQI 148.

How is Garfield air quality measured?

Air quality in Garfield 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 Garfield, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

161h

PM2.5 Station

161h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-07-22	24	16–54	5.8 µg/m³	0.6	8h	1
2026-07-21	33	8–58	8.1 µg/m³	2.3	24h	1
2026-07-20	18	8–33	4.4 µg/m³	—	22h	1
2026-07-19	57	21–87	16.5 µg/m³	4.1	24h	1
2026-07-18	137	29–184	62.6 µg/m³	33.6	24h	1
2026-07-17	120	33–211	63.0 µg/m³	24.9	24h	1
2026-07-16	128	73–263	63.1 µg/m³	23.8	24h	1
2026-07-15	148	32–206	80.0 µg/m³	11.3	11h	1

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