What is the air quality trend in Hacienda La Calera?

Over the past 15 days, Hacienda La Calera had an average AQI of 71 based on station measurements. The worst day was 2026-05-27 with AQI 89.

How is Hacienda La Calera air quality measured?

Air quality in Hacienda La Calera 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 Hacienda La Calera, Chile

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

Historical PM2.5 and AQI trend from monitoring stations near Hacienda La Calera, Chile.

124

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

336h

PM2.5 Station

336h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-06-09	82	58–153	26.5 µg/m³	46.0	12h	7
2026-06-08	68	35–153	20.5 µg/m³	67.0	24h	8
2026-06-07	70	38–97	21.8 µg/m³	54.0	24h	7
2026-06-06	61	37–109	17.5 µg/m³	51.8	24h	7
2026-06-05	73	35–150	22.3 µg/m³	61.1	24h	7
2026-06-04	74	52–141	23.0 µg/m³	81.8	24h	7
2026-06-03	72	42–115	22.0 µg/m³	89.4	24h	8
2026-06-02	68	40–149	20.5 µg/m³	66.0	24h	9
2026-06-01	55	21–111	15.3 µg/m³	39.5	24h	6
2026-05-31	71	32–162	22.4 µg/m³	52.3	24h	6
2026-05-30	75	54–161	23.8 µg/m³	59.7	24h	8
2026-05-29	74	58–143	22.8 µg/m³	60.9	24h	7
2026-05-28	63	31–134	18.3 µg/m³	53.5	24h	7
2026-05-27	89	53–167	31.0 µg/m³	57.4	24h	7
2026-05-26	83	45–162	27.9 µg/m³	81.5	12h	8

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