What is the air quality trend in Mt Pleasant?

Over the past 8 days, Mt Pleasant had an average AQI of 45 based on station measurements. The worst day was 2026-08-05 with AQI 114.

How is Mt Pleasant air quality measured?

Air quality in Mt Pleasant 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 Mt Pleasant, Canada

Name: Mt Pleasant Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Mt Pleasant, Canada.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-08-08	41	32–47	9.9 µg/m³	9.5	7h	3
2026-08-07	75	33–97	24.1 µg/m³	23.8	24h	3
2026-08-06	104	83–149	36.6 µg/m³	36.5	24h	3
2026-08-05	114	17–159	41.1 µg/m³	37.7	24h	3
2026-08-04	16	4–27	3.8 µg/m³	3.4	24h	3
2026-08-03	5	3–9	1.3 µg/m³	1.4	23h	3
2026-08-02	5	1–11	1.2 µg/m³	1.4	24h	3
2026-08-01	5	2–9	1.1 µg/m³	1.8	16h	2

Back to Mt Pleasant Air Quality