Above Underpass Air Quality

Monitoring Station · Saint Helier, Jersey
4
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
5 10am
4
1
1 1pm
1
1
1 4pm
1
8
8 7pm
8
28
28 10pm
28
28
— 1am
—
—
— 4am
—
—
— 7am
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Station readings
5
4
CAMS model adj -26
27
27
27
27
27
27
27
27
34
34
34
54
54
54
54

Air Quality Forecast (24h)

PM2.50.9 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

6
Broad St
0.3 km PM2.5: 1.5 µg/m³
17
Gloucester Street
0.4 km PM2.5: 4.1 µg/m³
3
Parade Gardens
0.4 km PM2.5: 0.7 µg/m³
4
Elizabeth Terminal - St Helier Harbour
0.4 km PM2.5: 1.0 µg/m³
11
Victoria Avenue East
0.6 km PM2.5: 2.6 µg/m³
16
Beresford Street (Calibration) New No 1
0.6 km PM2.5: 3.8 µg/m³
4
Next to Green St roundabout and tunnel
0.7 km PM2.5: 1.0 µg/m³
3
Helvetia school playground
0.8 km PM2.5: 0.8 µg/m³

Nearby Cities

10 Saint Helier 21 Saint Peter Port 30 Octeville 34 Saint-Malo 30 Équeurdreville-Hainneville 30 Cherbourg 30 Tourlaville 28 Saint-Lô 23 Saint-Brieuc

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T13:10 UTC.