New AQS for calibration

Monitoring Station · Saint Helier, JE

18

Good

Air quality is satisfactory. Enjoy outdoor activities.

Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous

AQI Forecast Calibrated

11 5am

18

10

10 8am

10

10

10 11am

10

10

10 2pm

10

10

10 5pm

10

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— 8pm

—

—

— 11pm

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— 2am

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Station readings

11

18

CAMS model adj -15

25

25

25

25

25

25

25

25

25

25

25

25

25

25

Air Quality Trend (24h)

PM2.54.3 µg/m³ ✓ WHO

Good

Nearby Monitoring Stations

Beaumont Roundabout (bottom)

0.0 km PM2.5: 4.2 µg/m³

St Aubin's Village

1.3 km PM2.5: 1.7 µg/m³

Beaumont Hill (Top)

1.6 km PM2.5: 3.7 µg/m³

St Lawrence Village

2.3 km PM2.5: 4.0 µg/m³

St Peter's Village

2.5 km PM2.5: 2.3 µg/m³

Red Houses/Route Orange Junction

3.1 km PM2.5: 2.3 µg/m³

Victoria Avenue East

3.2 km PM2.5: 2.9 µg/m³

Gloucester Street

3.5 km PM2.5: 7.5 µg/m³

Nearby Cities

12 Saint Helier 4 Saint Peter Port 4 Octeville 23 Saint-Malo 3 Équeurdreville-Hainneville 4 Cherbourg 3 Tourlaville 15 Saint-Lô 21 Saint-Brieuc

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-10T08:11 UTC.