Mem Martins, Sintra, Portugal

Monitoring Station · Algueirão, Portugal
8
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
23 5pm
23
23
25 8pm
25
25
25 11pm
25
32
32 2am
32
32
32 5am
32
52
— 8am
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CAMS model adj -2
25
25
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27
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27
34
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54

Air Quality Trend (24h)

PM2.51.9 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

31
Mem Martins, Sintra, Portugal
0.0 km PM2.5: 7.4 µg/m³
29
Mem Martins, Sintra, Portugal
0.0 km PM2.5: 7.0 µg/m³
15
QSintra_Sensor1
3.1 km PM2.5: 3.5 µg/m³
7
Aldeia de Juzo
10.8 km PM2.5: 1.7 µg/m³
24
Entrecampos, Lisboa, Portugal
17.7 km PM2.5: 5.8 µg/m³
53
Olivais, Lisboa, Portugal
20.8 km PM2.5: 13.1 µg/m³
27
Olivais, Lisboa, Portugal
20.8 km PM2.5: 6.5 µg/m³
61
Laranjeiro, Almada, Portugal
21.3 km PM2.5: 16.9 µg/m³

Nearby Cities

27 Algueirão 26 Rio de Mouro 16 Sintra 24 Cacém 23 Massamá 23 Belas 14 Alcabideche 23 Olival 22 Queluz

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-14T20:34 UTC.