Next to Green St roundabout and tunnel Air Quality

Monitoring Station · Saint Helier, Jersey
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
21 4am
21
10
10 7am
10
10
30 10am
30
30
3 1pm
3
3
3 4pm
3
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— 7pm
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— 10pm
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— 1am
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Station readings
21
21
CAMS model adj -24
34
34
34
34
34
34
54
54
54
27
27
27
27
27

Air Quality Forecast (24h)

PM2.55.1 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

21
Bottom of Mont Millais
0.4 km PM2.5: 5.1 µg/m³
28
Beresford Street (Calibration) New No 1
0.5 km PM2.5: 6.8 µg/m³
25
Broad St
0.6 km PM2.5: 5.9 µg/m³
24
Above Underpass
0.7 km PM2.5: 5.8 µg/m³
6
Mont Millais/College Hill Junction
0.7 km PM2.5: 1.4 µg/m³
25
La Collette/Mount Bingham
0.7 km PM2.5: 6.0 µg/m³
18
Georgetown Junction
0.7 km PM2.5: 4.3 µg/m³
23
Longueville Road/Georgetown Junction
0.7 km PM2.5: 5.6 µg/m³

Nearby Cities

25 Saint Helier 36 Saint Peter Port 26 Saint-Malo 25 Octeville 25 Équeurdreville-Hainneville 25 Cherbourg 25 Tourlaville 22 Saint-Lô 48 Saint-Brieuc

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-22T07:04 UTC.