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
35 4am
30
30
30 7am
30
30
30 10am
30
30
30 1pm
30
28
28 4pm
28
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— 7pm
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— 10pm
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— 1am
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Station readings
35
CAMS model adj +3
27
27
27
27
27
27
27
27
27
27
27
25
25
25

Air Quality Trend (24h)

PM2.58.4 µg/m³ ✓ WHO
Good
View city history →

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

45 Algueirão 44 Rio de Mouro 15 Sintra 42 Cacém 40 Massamá 40 Belas 35 Alcabideche 39 Olival 39 Queluz

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-17T07:08 UTC.