Worst air pollution Hoopstad, today and tomorrow
Today (16 July): Air quality in Hoopstad is fair. AQI, O3, and PM1 are fair; PM2.5, PM10, NO2, SO2, CO, and HCHO are good. Pollution peaks around 8:00 AM (PM1: 23.5/100).
Tomorrow (17 July 2026): Air quality in Hoopstad is fair. PM2.5 increases to fair; NO2 increases to fair; all other pollutants stay as today. Pollution peaks around 2:00 PM (O3: 26.1/100). Airmine updates local air quality forecasts four times daily.
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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Hoopstad's air quality reflects the flat Free State Highveld farming landscape, with vehicle dust from agricultural roads, biomass burning from surrounding maize and sunflower farming operations, and the regional coal transport corridor contributing the primary local PM10 and PM2.5 sources. The open Highveld plain generally allows good wind dispersal on most days, while winter temperature inversions can concentrate agricultural burning and road dust under calm cold conditions.
Today - 16 July | Pollution peaks at 08:00
AQI:
Fair
23.5/100
PM2.5 (fine particles):
Good
17.6/100
PM10 (coarse particles):
Good
4.7/100
NO2 (nitrogen dioxide):
Good
17.7/100
O3 (ozone):
Fair
22.7/100
SO2 (sulfur dioxide):
Good
5.8/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
6.6/100
PM1 (ultrafine particles):
Fair
23.5/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 14:00
AQI:
Fair
26.1/100
PM2.5 (fine particles):
Fair
20.0/100
PM10 (coarse particles):
Good
5.4/100
NO2 (nitrogen dioxide):
Fair
21.5/100
O3 (ozone):
Fair
26.1/100
SO2 (sulfur dioxide):
Good
11.2/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
9.7/100
PM1 (ultrafine particles):
Fair
26.0/100
Pollen forecast in Hoopstad
View pollen forecastFrequently Asked Questions
Is air quality bad in Hoopstad right now?
On 16 July 2026, overall air quality in Hoopstad is fair. AQI is the main air quality indicator at 23.5/100. Pollution peaks around 8:00 AM (PM1: 23.5/100).
Will air quality be worse tomorrow in Hoopstad?
On 17 July 2026, air quality conditions in Hoopstad will be similar to today, with AQI forecast at fair at 26.1/100. Pollution peaks around 2:00 PM (O3: 26.1/100).
When is air pollution at its worst in Hoopstad?
At Hoopstad, the poorest air quality usually occurs on still winter mornings from May to August, when smoke and vehicle emissions accumulate under a low temperature inversion typical of the Highveld plateau. From November onward, summer rains and afternoon winds generally restore clearer conditions that last through much of the warmer part of the year.
Are air quality levels in Hoopstad based on measurements or forecasts?
It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.
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Data provided by Airmine — Last update: 16 July 2026 at 10:33 CEST (Data is updated four times daily.)
This forecast is produced independently using Airmine's own atmospheric data and models.
Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.
For long term forecasts and maps, see the Airmine app