What is the air quality trend in Driefontein?

Over the past 10 days, Driefontein had an average AQI of 88 based on station measurements. The worst day was 2026-07-07 with AQI 163.

How is Driefontein air quality measured?

Air quality in Driefontein 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 Driefontein, South Africa

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

142h

PM2.5 Station

142h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-07-21	50	25–82	13.7 µg/m³	57.0	18h	1
2026-07-20	86	76–94	28.8 µg/m³	88.7	3h	1
2026-07-14	63	42–79	18.1 µg/m³	38.5	13h	1
2026-07-13	66	56–81	19.4 µg/m³	46.7	19h	1
2026-07-12	70	61–89	21.1 µg/m³	41.2	20h	1
2026-07-11	108	93–134	38.3 µg/m³	91.7	11h	1
2026-07-10	86	33–147	28.4 µg/m³	83.6	19h	1
2026-07-09	74	50–97	22.9 µg/m³	58.0	20h	1
2026-07-08	118	40–162	46.7 µg/m³	105.8	17h	1
2026-07-07	163	162–164	78.5 µg/m³	207.0	2h	1

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