What is the air quality trend in Maple Valley?

Over the past 3 days, Maple Valley had an average AQI of 11 based on station measurements. The worst day was 2026-06-01 with AQI 21.

How is Maple Valley air quality measured?

Air quality in Maple Valley 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 Maple Valley, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

PM2.5 Station

5h · 15 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-07	5	5–5	1.1 µg/m³	0.0	1h	15
2026-06-06	8	8–8	2.0 µg/m³	0.0	1h	18
2026-06-01	21	15–25	5.1 µg/m³	0.1	3h	10

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