What is the air quality trend in Halifax South End?

Over the past 18 days, Halifax South End had an average AQI of 20 based on station measurements. The worst day was 2026-05-12 with AQI 70.

How is Halifax South End air quality measured?

Air quality in Halifax South End is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Halifax South End, Canada

Name: Halifax South End Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Halifax South End, Canada.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

126h

PM2.5 Station

126h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	8	6–9	1.2 µg/m³	1.9	3h	1
2026-05-28	3	3–3	0.8 µg/m³	1.5	1h	1
2026-05-27	35	6–95	10.0 µg/m³	13.5	10h	1
2026-05-26	4	4–4	1.0 µg/m³	1.0	2h	1
2026-05-24	6	3–8	1.3 µg/m³	1.7	2h	1
2026-05-23	4	4–4	1.0 µg/m³	1.1	1h	1
2026-05-22	2	2–2	0.5 µg/m³	1.0	1h	1
2026-05-21	38	15–62	9.5 µg/m³	11.5	7h	1
2026-05-20	67	33–87	19.9 µg/m³	22.5	24h	1
2026-05-19	35	5–59	8.7 µg/m³	9.8	14h	1
2026-05-18	7	4–10	1.7 µg/m³	1.7	4h	1
2026-05-17	10	4–22	2.4 µg/m³	3.2	17h	1
2026-05-15	3	3–3	0.6 µg/m³	1.1	1h	1
2026-05-14	27	2–101	8.1 µg/m³	9.9	8h	1
2026-05-13	2	2–2	0.4 µg/m³	1.0	1h	1
2026-05-12	70	27–113	23.5 µg/m³	29.4	2h	1
2026-05-11	35	9–70	8.8 µg/m³	11.7	12h	1
2026-05-10	9	1–18	2.1 µg/m³	3.1	16h	1

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