What is the air quality trend in Greater Napanee?

Over the past 8 days, Greater Napanee had an average AQI of 51 based on station measurements. The worst day was 2026-07-17 with AQI 68.

How is Greater Napanee air quality measured?

Air quality in Greater Napanee 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 Greater Napanee, Canada

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

Historical PM2.5 and AQI trend from monitoring stations near Greater Napanee, Canada.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

127h

PM2.5 Station

127h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	46	15–110	12.2 µg/m³	19h	2
2026-07-20	41	18–68	10.4 µg/m³	15h	2
2026-07-19	46	14–80	11.9 µg/m³	19h	2
2026-07-18	61	22–153	18.3 µg/m³	18h	2
2026-07-17	68	18–322	30.3 µg/m³	17h	2
2026-07-16	67	7–287	30.2 µg/m³	19h	2
2026-07-15	60	6–168	20.2 µg/m³	19h	2
2026-07-14	24	24–24	5.8 µg/m³	1h	2

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