What is the air quality trend in Terra Preta?

Over the past 15 days, Terra Preta had an average AQI of 70 based on station measurements. The worst day was 2026-05-20 with AQI 100.

How is Terra Preta air quality measured?

Air quality in Terra Preta 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 Terra Preta, Brazil

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 8 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	53	25–96	15.1 µg/m³	14h	7
2026-05-29	60	23–97	17.6 µg/m³	24h	6
2026-05-28	60	25–103	17.6 µg/m³	24h	8
2026-05-27	74	30–150	23.4 µg/m³	24h	7
2026-05-26	71	23–138	22.4 µg/m³	24h	8
2026-05-25	71	14–151	22.2 µg/m³	24h	8
2026-05-24	75	24–148	23.9 µg/m³	24h	7
2026-05-23	77	25–162	26.1 µg/m³	24h	8
2026-05-22	65	19–151	20.0 µg/m³	24h	8
2026-05-21	89	18–195	35.7 µg/m³	24h	8
2026-05-20	100	29–191	40.1 µg/m³	24h	8
2026-05-19	83	25–209	35.2 µg/m³	24h	7
2026-05-18	71	10–197	25.6 µg/m³	24h	7
2026-05-17	56	14–224	20.5 µg/m³	24h	6
2026-05-16	57	8–151	17.8 µg/m³	9h	6

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