Mem Martins, Sintra, Portugal

Monitoring Station · Algueirão, Portugal
9
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
9 2pm
28
28
28 5pm
28
28
28 8pm
28
28
28 11pm
28
28
28 2am
28
28
— 5am
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— 8am
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— 11am
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CAMS model adj +1
27
27
27
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27
27
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27

Air Quality Forecast (24h)

PM2.52.2 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

9
QSintra_Sensor1
3.1 km PM2.5: 2.2 µg/m³
23
Aldeia de Juzo
10.8 km PM2.5: 5.5 µg/m³
46
Olivais, Lisboa, Portugal
20.8 km PM2.5: 11.0 µg/m³
33
Laranjeiro, Almada, Portugal
21.3 km PM2.5: 7.9 µg/m³
4
Laranjeiro, Almada, Portugal
21.3 km PM2.5: 1.0 µg/m³
21
Paio Pires, Seixal
29.4 km PM2.5: 5.0 µg/m³

Nearby Cities

28 Algueirão 29 Rio de Mouro 28 Sintra 30 Cacém 30 Massamá 30 Belas 34 Alcabideche 30 Olival 30 Queluz

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-25T17:54 UTC.