What is the air quality trend in Alumínio?

Over the past 15 days, Alumínio had an average AQI of 45 based on station measurements. The worst day was 2026-08-26 with AQI 57.

How is Alumínio air quality measured?

Air quality in Alumínio 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 Alumínio, Brazil

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

Historical PM2.5 and AQI trend from monitoring stations near Alumínio, Brazil.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

331h

PM2.5 Station

331h · 5 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-09-05	42	25–59	10.4 µg/m³	15h	5
2026-09-04	41	18–67	10.5 µg/m³	23h	6
2026-09-03	37	21–64	9.1 µg/m³	24h	5
2026-09-02	31	11–57	7.7 µg/m³	23h	5
2026-09-01	37	12–141	9.9 µg/m³	24h	6
2026-08-31	44	23–87	11.3 µg/m³	24h	7
2026-08-30	47	22–74	12.0 µg/m³	24h	6
2026-08-29	50	17–128	13.5 µg/m³	24h	7
2026-08-28	49	15–87	12.7 µg/m³	24h	7
2026-08-27	56	21–96	15.5 µg/m³	24h	6
2026-08-26	57	35–122	15.3 µg/m³	24h	6
2026-08-25	56	30–143	15.5 µg/m³	24h	6
2026-08-24	45	17–81	11.4 µg/m³	24h	6
2026-08-23	49	8–75	12.8 µg/m³	24h	5
2026-08-22	43	33–66	11.1 µg/m³	6h	4

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