What is the air quality trend in Groningen?

Over the past 15 days, Groningen had an average AQI of 18 based on station measurements. The worst day was with AQI .

How is Groningen air quality measured?

Air quality in Groningen 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 Groningen, Netherlands

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

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

Current AQI
Good

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

145h · 1 station

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-10	7	2–11	1.6 µg/m³	2.1	7h	1
2026-04-09	32	7–104	9.1 µg/m³	10.3	15h	2
2026-04-08	13	4–24	3.2 µg/m³	3.8	9h	2
2026-04-07	10	3–27	2.3 µg/m³	2.9	10h	2
2026-04-06	25	2–89	7.7 µg/m³	8.2	5h	1
2026-04-04	3	1–6	0.6 µg/m³	1.7	3h	1
2026-04-03	40	2–78	11.0 µg/m³	12.2	16h	2
2026-04-02	52	4–108	15.3 µg/m³	17.9	12h	2
2026-04-01	19	1–106	5.2 µg/m³	6.2	20h	2
2026-03-31	6	2–13	1.3 µg/m³	2.3	8h	1
2026-03-30	4	1–5	0.9 µg/m³	2.2	4h	1
2026-03-29	6	1–11	1.6 µg/m³	2.5	7h	1
2026-03-28	43	2–85	12.4 µg/m³	14.8	11h	1
2026-03-27	18	1–48	4.4 µg/m³	5.1	16h	2
2026-03-26	2	1–4	0.6 µg/m³	1.0	2h	1

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