What is the air quality trend in Ermelo?

Over the past 9 days, Ermelo had an average AQI of 35 based on station measurements. The worst day was with AQI .

How is Ermelo air quality measured?

Air quality in Ermelo 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 Ermelo, South Africa

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

Historical PM2.5 and AQI trend from monitoring stations near Ermelo, South Africa.

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

138h · 1 station

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-04	40	25–55	9.7 µg/m³	23.7	13h	1
2026-04-03	16	4–29	3.8 µg/m³	18.1	21h	1
2026-04-02	28	4–50	6.7 µg/m³	17.0	17h	1
2026-04-01	37	17–59	9.3 µg/m³	26.1	19h	1
2026-03-31	29	17–38	7.0 µg/m³	24.4	20h	1
2026-03-30	25	4–33	6.1 µg/m³	25.1	8h	1
2026-03-29	27	12–33	6.4 µg/m³	15.8	19h	1
2026-03-28	57	33–69	15.6 µg/m³	45.1	19h	1
2026-03-27	57	57–57	15.0 µg/m³	38.0	2h	1

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