What is the air quality trend in Garden Grove?

Over the past 8 days, Garden Grove had an average AQI of 41 based on station measurements. The worst day was 2026-08-30 with AQI 54.

How is Garden Grove air quality measured?

Air quality in Garden Grove 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 Garden Grove, United States

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-09-05	33	2–45	7.9 µg/m³	4.6	21h	144
2026-09-04	31	25–36	7.4 µg/m³	5.0	24h	152
2026-09-03	37	28–42	8.8 µg/m³	6.5	24h	152
2026-09-02	34	32–39	8.2 µg/m³	6.0	24h	152
2026-09-01	39	36–47	9.4 µg/m³	6.7	24h	145
2026-08-31	50	44–55	12.0 µg/m³	9.6	24h	152
2026-08-30	54	53–55	13.5 µg/m³	10.8	24h	151
2026-08-29	52	52–52	12.8 µg/m³	10.2	1h	155

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