Mem Martins, Sintra, Portugal Air Quality

Monitoring Station · Algueirão, Portugal
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
17 3am
31
8
21 6am
31
11
11 9am
11
11
11 12pm
31
31
31 3pm
31
11
— 6pm
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—
— 9pm
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— 12am
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Station readings
17
8
21
CAMS model adj -23
34
54
54
54
54
34
34
34
34
34
54
54
54
54
34

Air Quality Forecast (24h)

PM2.55.0 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

30
Mem Martins, Sintra, Portugal
0.0 km PM2.5: 7.2 µg/m³
75
QSintra_Sensor1
3.1 km PM2.5: 23.3 µg/m³
9
Aldeia de Juzo
10.8 km PM2.5: 2.1 µg/m³
11
Entrecampos, Lisboa, Portugal
17.7 km PM2.5: 2.6 µg/m³
24
Olivais, Lisboa, Portugal
20.8 km PM2.5: 5.8 µg/m³
38
Olivais, Lisboa, Portugal
20.8 km PM2.5: 9.1 µg/m³
29
Laranjeiro, Almada, Portugal
21.3 km PM2.5: 7.0 µg/m³
20
Laranjeiro, Almada, Portugal
21.3 km PM2.5: 4.8 µg/m³

Nearby Cities

73 Algueirão 70 Rio de Mouro 74 Sintra 64 Cacém 58 Massamá 55 Belas 71 Alcabideche 49 Olival 49 Queluz

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-22T06:43 UTC.