Castle Street, Saint John, NewBrunswick, Canada

Monitoring Station · Saint John, Canada
34
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
34 10pm
12
12
12 1am
12
12
12 4am
12
12
25 7am
25
25
25 10am
25
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— 1pm
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— 4pm
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— 7pm
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Air Quality Trend (24h)

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Nearby Monitoring Stations

40
Castle Street, Saint John, NewBrunswick, Canada
0.0 km
24
Castle Street, Saint John, NewBrunswick, Canada
0.0 km
36
Castle Street, Saint John, NewBrunswick, Canada
0.0 km
36
Castle Street, Saint John, NewBrunswick, Canada
0.0 km
31
Castle Street, Saint John, NewBrunswick, Canada
0.0 km
38
Castle Street, Saint John, NewBrunswick, Canada
0.0 km
32
Castle Street, Saint John, NewBrunswick, Canada
0.0 km
35
Castle Street, Saint John, NewBrunswick, Canada
0.0 km

Nearby Cities

24 Saint John 24 Saint John West 24 Quispamsis 25 Fredericton 25 Fredericton Northside 18 Riverview 18 Lutes Mountain 18 Moncton 12 Dieppe

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-12T01:08 UTC.