What is the air quality trend in Hacienda La Calera?

Over the past 14 days, Hacienda La Calera had an average AQI of 76 based on station measurements. The worst day was 2026-05-22 with AQI 90.

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.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

335h

PM2.5 Station

335h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-29	64	30–95	18.7 µg/m³	60.9	24h	7
2026-05-28	57	35–93	15.9 µg/m³	53.5	24h	8
2026-05-27	71	35–94	21.9 µg/m³	57.4	24h	8
2026-05-26	86	49–169	29.8 µg/m³	76.6	24h	8
2026-05-25	75	53–130	23.6 µg/m³	75.7	24h	8
2026-05-24	77	40–145	24.4 µg/m³	68.4	24h	8
2026-05-23	84	49–169	28.9 µg/m³	59.7	24h	8
2026-05-22	90	56–167	31.1 µg/m³	63.5	24h	7
2026-05-21	87	53–182	31.2 µg/m³	60.5	24h	8
2026-05-20	87	56–170	30.7 µg/m³	57.9	24h	8
2026-05-19	85	27–146	27.8 µg/m³	50.2	24h	7
2026-05-18	79	54–156	25.7 µg/m³	64.6	24h	6
2026-05-17	65	28–114	19.7 µg/m³	44.7	23h	5
2026-05-16	58	12–99	16.6 µg/m³	42.1	24h	8

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