What is the air quality trend in Maardu?

Over the past 8 days, Maardu had an average AQI of 82 based on station measurements. The worst day was 2026-08-05 with AQI 133.

How is Maardu air quality measured?

Air quality in Maardu 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 Maardu, Estonia

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

Historical PM2.5 and AQI trend from monitoring stations near Maardu, Estonia.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

164h

PM2.5 Station

164h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-08-08	16	3–73	4.6 µg/m³	5.9	7h	1
2026-08-07	18	2–114	5.0 µg/m³	14.8	24h	1
2026-08-06	56	6–154	17.2 µg/m³	22.8	23h	1
2026-08-05	133	20–171	57.0 µg/m³	65.5	24h	1
2026-08-04	118	69–162	44.6 µg/m³	47.4	23h	1
2026-08-03	100	25–162	38.3 µg/m³	49.9	23h	1
2026-08-02	103	29–161	37.1 µg/m³	40.4	23h	1
2026-08-01	115	28–159	43.2 µg/m³	51.0	17h	1

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