What is the air quality trend in Nacimiento?

Over the past 7 days, Nacimiento had an average AQI of 59 based on station measurements. The worst day was 2026-05-25 with AQI 71.

How is Nacimiento air quality measured?

Air quality in Nacimiento 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 Nacimiento, Chile

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

Historical PM2.5 and AQI trend from monitoring stations near Nacimiento, Chile.

165

Current AQI
Unhealthy Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

162h

PM2.5 Station

162h · 8 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	58	12–157	17.7 µg/m³	23h	5
2026-05-28	44	13–134	12.2 µg/m³	23h	5
2026-05-27	63	17–152	19.5 µg/m³	23h	5
2026-05-26	71	9–163	24.4 µg/m³	23h	6
2026-05-25	71	21–179	25.3 µg/m³	24h	6
2026-05-24	57	16–149	16.1 µg/m³	24h	5
2026-05-23	54	5–155	16.4 µg/m³	22h	5

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