Mem Martins, Sintra, Portugal

Monitoring Station · Algueirão, Portugal
11
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
29 3am
29
29
29 6am
49
29
29 9am
22
22
22 12pm
20
20
20 3pm
20
20
— 6pm
—
—
— 9pm
—
—
— 12am
—
—
CAMS model adj -5
34
34
34
34
54
34
34
27
27
27
25
25
25
25
25

Air Quality Trend (24h)

PM2.52.6 µg/m³ ✓ WHO
Good
View city history →

Nearby Monitoring Stations

22
Mem Martins, Sintra, Portugal
0.0 km PM2.5: 5.3 µg/m³
7
QSintra_Sensor1
3.1 km PM2.5: 1.7 µg/m³
2
Aldeia de Juzo
10.8 km PM2.5: 0.6 µg/m³
25
Entrecampos, Lisboa, Portugal
17.7 km PM2.5: 6.0 µg/m³
18
Entrecampos, Lisboa, Portugal
17.7 km PM2.5: 4.3 µg/m³
23
Olivais, Lisboa, Portugal
20.8 km PM2.5: 5.5 µg/m³
15
Laranjeiro, Almada, Portugal
21.3 km PM2.5: 3.6 µg/m³
17
Paio Pires, Seixal
29.4 km PM2.5: 4.0 µg/m³

Nearby Cities

23 Algueirão 20 Rio de Mouro 24 Sintra 19 Cacém 18 Massamá 19 Belas 9 Alcabideche 18 Olival 18 Queluz

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T06:34 UTC.