Mem Martins, Sintra, Portugal

Monitoring Station · Algueirão, Portugal
35
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
34 7am
34
34
34 10am
34
34
34 1pm
34
32
32 4pm
32
32
32 7pm
34
—
— 10pm
—
—
— 1am
—
—
— 4am
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CAMS model adj +7
27
27
27
27
27
27
27
27
25
25
25
25
25
27

Air Quality Trend (24h)

PM2.58.4 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

35
Mem Martins, Sintra, Portugal
0.0 km PM2.5: 8.4 µg/m³
56
Mem Martins, Sintra, Portugal
0.0 km PM2.5: 14.5 µg/m³
14
QSintra_Sensor1
3.1 km PM2.5: 3.4 µg/m³
29
Aldeia de Juzo
10.8 km PM2.5: 7.0 µg/m³
42
Entrecampos, Lisboa, Portugal
17.7 km PM2.5: 10.1 µg/m³
59
Entrecampos, Lisboa, Portugal
17.7 km PM2.5: 15.9 µg/m³
30
Olivais, Lisboa, Portugal
20.8 km PM2.5: 7.2 µg/m³
46
Olivais, Lisboa, Portugal
20.8 km PM2.5: 11.0 µg/m³

Nearby Cities

52 Algueirão 52 Rio de Mouro 52 Sintra 54 Cacém 54 Massamá 54 Belas 52 Alcabideche 54 Olival 54 Queluz

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-17T10:27 UTC.