What is the air quality trend in Purmerend?

Over the past 16 days, Purmerend had an average AQI of 23 based on station measurements. The worst day was with AQI .

How is Purmerend air quality measured?

Air quality in Purmerend 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 Purmerend, Netherlands

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

Historical PM2.5 and AQI trend from monitoring stations near Purmerend, Netherlands.

Current AQI
Good

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

307h · 9 stations

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-10	16	6–23	3.9 µg/m³	10.0	22h	7
2026-04-09	55	10–80	15.6 µg/m³	26.3	17h	10
2026-04-08	18	12–25	4.4 µg/m³	8.0	9h	10
2026-04-07	13	2–34	3.2 µg/m³	7.0	24h	7
2026-04-06	10	2–28	2.4 µg/m³	7.7	18h	4
2026-04-04	13	2–28	3.0 µg/m³	7.6	14h	6
2026-04-03	36	15–61	8.9 µg/m³	16.0	24h	10
2026-04-02	40	1–103	12.0 µg/m³	17.1	22h	7
2026-04-01	39	20–59	9.5 µg/m³	17.6	22h	9
2026-03-31	22	15–44	5.3 µg/m³	12.1	23h	6
2026-03-30	23	12–44	5.5 µg/m³	13.4	12h	5
2026-03-29	14	7–23	3.4 µg/m³	9.6	23h	6
2026-03-28	24	8–66	5.9 µg/m³	11.9	23h	7
2026-03-27	31	12–74	8.0 µg/m³	12.8	24h	10
2026-03-26	15	9–22	3.5 µg/m³	9.7	24h	6
2026-03-25	10	7–22	2.5 µg/m³	9.6	6h	4

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