What is the air quality trend in Tocopilla?

Over the past 8 days, Tocopilla had an average AQI of 44 based on station measurements. The worst day was 2026-06-08 with AQI 52.

How is Tocopilla air quality measured?

Air quality in Tocopilla 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 Tocopilla, Chile

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

138h

PM2.5 Station

138h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	42	10–87	11.5 µg/m³	6h	2
2026-06-08	52	10–208	20.1 µg/m³	20h	2
2026-06-07	33	4–109	9.1 µg/m³	19h	2
2026-06-06	43	1–174	15.2 µg/m³	21h	2
2026-06-05	47	5–141	13.3 µg/m³	18h	2
2026-06-04	42	7–106	11.8 µg/m³	23h	2
2026-06-03	51	13–304	22.4 µg/m³	20h	2
2026-06-02	46	9–96	13.3 µg/m³	11h	2

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