Next to Green St roundabout and tunnel Air Quality

Monitoring Station · Saint Helier, Jersey
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
21 6am
18
17
17 9am
37
37
37 12pm
10
10
10 3pm
10
10
10 6pm
10
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— 9pm
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— 12am
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Station readings
21
18
CAMS model adj -17
34
34
34
34
54
54
54
27
27
27
27
27
27
27

Air Quality Forecast (24h)

PM2.54.4 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

17
Bottom of Mont Millais
0.4 km PM2.5: 4.0 µg/m³
28
Beresford Street (Calibration) New No 1
0.5 km PM2.5: 6.6 µg/m³
23
Broad St
0.6 km PM2.5: 5.5 µg/m³
18
Above Underpass
0.7 km PM2.5: 4.4 µg/m³
4
Mont Millais/College Hill Junction
0.7 km PM2.5: 1.0 µg/m³
19
La Collette/Mount Bingham
0.7 km PM2.5: 4.6 µg/m³
17
Georgetown Junction
0.7 km PM2.5: 4.1 µg/m³
20
Longueville Road/Georgetown Junction
0.7 km PM2.5: 4.7 µg/m³

Nearby Cities

24 Saint Helier 27 Saint Peter Port 28 Saint-Malo 26 Octeville 26 Équeurdreville-Hainneville 26 Cherbourg 26 Tourlaville 18 Saint-Lô 47 Saint-Brieuc

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-22T09:05 UTC.