What is the air quality trend in Troutdale?

Over the past 15 days, Troutdale had an average AQI of 39 based on station measurements. The worst day was 2026-08-05 with AQI 153.

How is Troutdale air quality measured?

Air quality in Troutdale 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 Troutdale, United States

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

324h

PM2.5 Station

324h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	47	39–59	11.6 µg/m³	5h	3
2026-08-07	54	41–126	14.2 µg/m³	20h	3
2026-08-06	116	81–157	43.0 µg/m³	24h	3
2026-08-05	153	139–160	61.4 µg/m³	24h	3
2026-08-04	109	74–160	38.9 µg/m³	24h	3
2026-08-03	26	9–80	7.3 µg/m³	18h	3
2026-08-02	12	3–19	3.0 µg/m³	24h	3
2026-08-01	4	2–8	1.0 µg/m³	24h	2
2026-07-31	18	8–34	4.2 µg/m³	24h	3
2026-07-30	13	4–29	3.1 µg/m³	23h	3
2026-07-29	10	2–19	2.4 µg/m³	24h	2
2026-07-28	9	4–14	2.1 µg/m³	24h	2
2026-07-27	7	3–12	1.8 µg/m³	24h	3
2026-07-26	6	3–12	1.5 µg/m³	24h	3
2026-07-25	12	9–16	2.9 µg/m³	18h	3

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