What is the air quality trend in Alto Hospicio?

Over the past 21 days, Alto Hospicio had an average AQI of 72 based on station measurements. The worst day was 2026-05-21 with AQI 128.

How is Alto Hospicio air quality measured?

Air quality in Alto Hospicio 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 Alto Hospicio, Chile

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

299h

PM2.5 Station

299h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	36	5–129	11.0 µg/m³	7h	1
2026-06-08	67	8–173	23.5 µg/m³	16h	1
2026-06-07	49	13–99	14.8 µg/m³	11h	1
2026-06-06	70	7–156	23.0 µg/m³	14h	1
2026-06-05	61	9–154	19.4 µg/m³	14h	1
2026-06-04	48	8–164	15.7 µg/m³	16h	1
2026-06-03	75	13–500	56.2 µg/m³	17h	1
2026-06-02	59	21–149	17.7 µg/m³	17h	1
2026-06-01	35	20–98	9.6 µg/m³	10h	1
2026-05-31	48	11–119	14.0 µg/m³	12h	1
2026-05-30	79	15–172	29.3 µg/m³	14h	1
2026-05-29	103	7–367	51.5 µg/m³	15h	1
2026-05-28	65	9–179	24.0 µg/m³	15h	1
2026-05-27	77	5–160	27.2 µg/m³	12h	1
2026-05-26	97	6–183	39.2 µg/m³	17h	1
2026-05-25	81	8–306	36.9 µg/m³	14h	1
2026-05-24	87	16–178	35.9 µg/m³	18h	1
2026-05-23	102	4–500	58.4 µg/m³	17h	1
2026-05-22	54	14–114	17.1 µg/m³	14h	1
2026-05-21	128	13–500	89.3 µg/m³	19h	1
2026-05-20	109	13–154	39.3 µg/m³	10h	1

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