What is the air quality trend in Izalco?

Over the past 2 days, Izalco had an average AQI of 91 based on station measurements. The worst day was 2026-05-25 with AQI 112.

How is Izalco air quality measured?

Air quality in Izalco 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 Izalco, El Salvador

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

Historical PM2.5 and AQI trend from monitoring stations near Izalco, El Salvador.

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

PM2.5 Station

4h · 1 station

Temperature GFS model

80pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-05-26	70	66–74	21.0 µg/m³	21.0	2h	1
2026-05-25	112	54–170	53.0 µg/m³	56.7	2h	1

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