What is the air quality trend in Pontal?

Over the past 7 days, Pontal had an average AQI of 51 based on station measurements. The worst day was 2026-07-17 with AQI 96.

How is Pontal air quality measured?

Air quality in Pontal 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 Pontal, Brazil

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

106h

PM2.5 Station

106h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	36	8–105	9.8 µg/m³	16h	1
2026-07-20	32	6–61	7.9 µg/m³	17h	1
2026-07-19	46	12–171	14.8 µg/m³	16h	1
2026-07-18	46	7–137	12.7 µg/m³	12h	1
2026-07-17	96	27–495	56.1 µg/m³	13h	2
2026-07-16	51	1–181	17.2 µg/m³	18h	1
2026-07-15	56	18–115	15.7 µg/m³	14h	1

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