What is the air quality trend in Woodburn?

Over the past 17 days, Woodburn had an average AQI of 15 based on station measurements. The worst day was with AQI .

How is Woodburn air quality measured?

Air quality in Woodburn 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 Woodburn, United States

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

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

Current AQI
Good

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

324h · 1 station

Daily Summary

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-04-11	14	13–22	3.4 µg/m³	13h	12
2026-04-10	18	11–29	4.3 µg/m³	24h	12
2026-04-09	20	13–28	4.8 µg/m³	18h	9
2026-04-08	17	14–18	4.0 µg/m³	8h	13
2026-04-07	13	11–15	3.1 µg/m³	24h	12
2026-04-06	16	11–27	3.8 µg/m³	18h	11
2026-04-04	18	10–23	4.2 µg/m³	14h	12
2026-04-03	17	9–30	4.0 µg/m³	24h	12
2026-04-02	10	8–16	2.3 µg/m³	23h	11
2026-04-01	12	8–16	2.8 µg/m³	21h	12
2026-03-31	14	10–21	3.3 µg/m³	23h	10
2026-03-30	13	10–19	3.2 µg/m³	11h	10
2026-03-29	15	12–24	3.7 µg/m³	24h	11
2026-03-28	19	11–34	4.7 µg/m³	23h	11
2026-03-27	15	10–27	3.6 µg/m³	24h	12
2026-03-26	18	10–27	4.2 µg/m³	24h	11
2026-03-25	10	9–12	2.5 µg/m³	8h	12

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