Halifax Johnston Gases Air Quality
Monitoring Station
· Downtown Halifax, Canada
13
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
11
11pm
11
13
11
2am
11
13
13
5am
13
13
13
8am
13
13
11
11am
11
11
—
2pm
—
—
—
5pm
—
—
—
8pm
—
—
Station readings
11
13
CAMS model
adj -14
25
25
25
25
25
27
27
27
27
27
27
27
25
25
25
Air Quality Forecast (24h)
PM2.53.2 µg/m³
✓ WHO
Good
Gas Pollutants
O₃
21.8
µg/m³
NO₂
7.8
µg/m³
SO₂
0.2
µg/m³
CO
0.0
mg/m³
Nearby Monitoring Stations
38
Halifax Johnston, Nova Scotia, Canada
34
Halifax Johnston, Nova Scotia, Canada
18
Halifax Johnston, Nova Scotia, Canada
59
Halifax Johnston, Nova Scotia, Canada
5
Halifax Johnston, Nova Scotia, Canada
65
Halifax Johnston, Nova Scotia, Canada
-
18 Boutiliers
26
Lake Major, Nova Scotia, Canada
Nearby Cities
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-06-09T02:22 UTC.