What is the air quality trend in Alta Vista?

Over the past 8 days, Alta Vista had an average AQI of 43 based on station measurements. The worst day was 2026-05-25 with AQI 51.

How is Alta Vista air quality measured?

Air quality in Alta Vista 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 Alta Vista, Canada

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

Historical PM2.5 and AQI trend from monitoring stations near Alta Vista, Canada.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

165h

PM2.5 Station

165h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-30	35	16–65	8.7 µg/m³	1.0	7h	2
2026-05-29	40	5–96	10.5 µg/m³	3.0	24h	3
2026-05-28	43	4–95	11.9 µg/m³	1.7	22h	2
2026-05-27	45	4–157	13.1 µg/m³	3.2	23h	3
2026-05-26	46	11–149	13.2 µg/m³	5.1	24h	3
2026-05-25	51	10–102	14.7 µg/m³	2.4	23h	3
2026-05-24	46	15–92	12.8 µg/m³	2.7	24h	4
2026-05-23	43	8–113	11.8 µg/m³	2.1	18h	3

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