Zalla, País Vasco, Spain
Monitoring Station
· Sestao, Spain
61
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
40
12pm
40
40
40
3pm
41
41
41
6pm
41
43
43
9pm
50
50
70
12am
70
70
—
3am
—
—
—
6am
—
—
—
9am
—
—
CAMS model
adj +16
24
24
24
24
25
25
25
25
27
27
34
34
54
54
54
Air Quality Trend (24h)
PM2.516.9 µg/m³
×1.1 WHO
Moderate
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27
Zalla, País Vasco, Spain
34
Zalla, País Vasco, Spain
29
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35
Las Carreras, Abanto y Ciérvana-Abanto Zierbena, País Vasco, Spain
26
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22
Alonsotegi, País Vasco, Spain
22
Alonsotegi, País Vasco, Spain
11
San Julian, Muskiz, País Vasco, Spain
Nearby Cities
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T15:25 UTC.