What is the air quality trend in Holden?

Over the past 7 days, Holden had an average AQI of 69 based on station measurements. The worst day was 2026-07-17 with AQI 114.

How is Holden air quality measured?

Air quality in Holden 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 Holden, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

147h

PM2.5 Station

147h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	44	3–93	12.3 µg/m³	16h	2
2026-07-20	72	5–443	34.9 µg/m³	21h	2
2026-07-19	51	3–108	14.3 µg/m³	22h	2
2026-07-18	65	22–171	22.5 µg/m³	20h	2
2026-07-17	114	27–235	62.0 µg/m³	24h	2
2026-07-16	97	2–369	54.7 µg/m³	23h	2
2026-07-15	45	9–151	12.2 µg/m³	21h	2

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