What is the air quality trend in Santa Rosa de Osos?

Over the past 8 days, Santa Rosa de Osos had an average AQI of 54 based on station measurements. The worst day was 2026-07-15 with AQI 69.

How is Santa Rosa de Osos air quality measured?

Air quality in Santa Rosa de Osos 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 Santa Rosa de Osos, Colombia

Name: Santa Rosa de Osos Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Santa Rosa de Osos, Colombia.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 5 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	60	35–87	16.8 µg/m³	6h	6
2026-07-21	41	20–95	10.8 µg/m³	23h	8
2026-07-20	46	17–144	12.7 µg/m³	24h	8
2026-07-19	48	18–158	13.9 µg/m³	24h	8
2026-07-18	54	26–151	15.3 µg/m³	24h	8
2026-07-17	64	14–191	21.8 µg/m³	24h	7
2026-07-16	52	29–114	13.8 µg/m³	24h	8
2026-07-15	69	35–139	21.0 µg/m³	17h	8

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