SmogRank / Canada / British Columbia / Campbell River
Campbell River, month by month
Campbell River has a measured daily mean on 1,214 days since 1 January 2023. Its worst month was January 2026, at 41 US AQI (7.4 µg/m³), 1,675th of 2,617 cities on that month's world ranking. Its cleanest was May 2024, at 7 US AQI (1.3 µg/m³). 2025 averaged 21 US AQI (3.8 µg/m³), against 17 US AQI (3.0 µg/m³) in 2024.
Every month since 2023
The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales
Months without a mean, and why
4 months
| Month | Why |
|---|---|
| Aug 2025 | 13 of 31 days measured; a month needs 22. The others: 18 with under 18 hours of readings or readings that failed our checks. |
| Jun 2025 | 16 of 30 days measured; a month needs 21. The others: 14 with under 18 hours of readings or readings that failed our checks. |
| Mar 2023 | 10 of 31 days measured; a month needs 22. The others: 20 missing from OpenAQ's archive, 1 with under 18 hours of readings or readings that failed our checks. |
| Feb 2023 | 1 of 28 days measured; a month needs 20. The others: 25 missing from OpenAQ's archive, 2 with under 18 hours of readings or readings that failed our checks. |
A day counts once 18 hours of it are measured; a month needs 70% of its days.
Campbell River's worst months
| Month | US AQI | World rank | Episode |
|---|---|---|---|
| January 2026 | 417.4 µg/m³ | 1,675thof 2,617 | – |
| December 2025 | 315.5 µg/m³ | 2,587thof 3,006 | – |
| January 2025 | 295.3 µg/m³ | 2,175thof 2,474 | – |
| August 2023 | 295.2 µg/m³ | 1,792ndof 1,980 | North-western United States and Canada, August 2023 |
| October 2023 | 285.1 µg/m³ | 1,741stof 2,012 | – |
| November 2023 | 285.0 µg/m³ | 1,970thof 2,243 | – |
Monthly means over the days measured; finished months only. World rank: its place on that month's world ranking of every city with enough days. Each month opens that ranking.
Campbell River's worst days
| Day | US AQI | Episode |
|---|---|---|
| 30 May 2023 | 9331.7 µg/m³ | – |
| 14 Aug 2025 | 9231.1 µg/m³ | – |
| 26 Aug 2023 | 8225.5 µg/m³ | North-western United States and Canada, August 2023 |
| 27 Aug 2023 | 8125.4 µg/m³ | North-western United States and Canada, August 2023 |
| 28 Aug 2023 | 7723.1 µg/m³ | North-western United States and Canada, August 2023 |
| 17 Jan 2026 | 6616.9 µg/m³ | – |
| 25 Aug 2023 | 6315.3 µg/m³ | North-western United States and Canada, August 2023 |
| 11 Sept 2023 | 6114.7 µg/m³ | – |
| 19 Jan 2026 | 5812.9 µg/m³ | – |
| 18 Jan 2026 | 5812.8 µg/m³ | – |
Daily means, the highest since 1 Jan 2023; the WHO's daily guideline is 15 µg/m³. Each date opens that day's world ranking, and each episode the bad-air spell it was part of.
Use this history
SmogRank, PM2.5 monthly and daily means, Campbell River, Canada, 1 Jan 2023 – 11 Oct 2026. Monitor data from AirNow, via OpenAQ and from the publisher directly; sources listed at smogrank.com/sources. smogrank.com/ca/campbell-river/history (accessed 12 Oct 2026).
You're welcome to reuse a single chart, image or figure with this citation and a link. Terms. Raw monitor readings in bulk are published by OpenAQ, under each provider's licence.
Campbell River now: the last 24 hours, its ranks today and the last 12 months day by day.
Updated 2026-10-12 22:07 UTC. Values are PM2.5 (fine particles), the median of each city's monitors, as the US AQI PM2.5 sub-index. Some low-cost readings: Sensor.Community, ODbL (data and licence). Some readings: Uzhydromet (Uzbekistan's Hydrometeorological Service); Department of Environment, Nepal; Vietnam's government monitors; Aurassure; Umhverfisstofnun (Environment Agency of Iceland); RMCAB (Secretaría Distrital de Ambiente, Bogotá); Love My Air (City and County of Denver), no reuse terms published (why we use them).