What is the air quality trend in Engenheiro Coelho?

Over the past 7 days, Engenheiro Coelho had an average AQI of 32 based on station measurements. The worst day was 2026-10-21 with AQI 40.

How is Engenheiro Coelho air quality measured?

Air quality in Engenheiro Coelho 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 Engenheiro Coelho, Brazil

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 8 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	40	20–115	10.6 µg/m³	24h	9
2026-10-20	36	16–168	10.8 µg/m³	24h	9
2026-10-19	30	14–52	7.2 µg/m³	24h	10
2026-10-18	29	10–155	8.3 µg/m³	24h	11
2026-10-17	33	6–60	8.0 µg/m³	24h	9
2026-10-16	29	9–56	7.1 µg/m³	24h	9
2026-10-15	33	16–82	8.4 µg/m³	22h	9

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