Worst air pollution Giant's Castle - Estcourt, today and tomorrow
Today (30 August): Air quality in Giant's Castle is moderate. AQI and O3 are moderate; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 3:00 PM (O3: 46.2/100).
Tomorrow (31 August 2026): Air quality in Giant's Castle is fair. AQI improves to fair; O3 decreases to fair; PM1 increases to fair; all other pollutants stay as today. Pollution peaks around 3:00 PM (O3: 37.9/100). Airmine updates local air quality forecasts four times daily.
Get the full experience in the Airmine app.
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
Follow your pollen exposure and performance with the free Airmine–Strava integration. See your pollen and air quality exposure for every Strava activity.
Giant's Castle lies roughly 150 km west-northwest of Durban. Air quality at Giant's Castle is shaped by its elevated, inland Midlands position, where vehicle traffic and dairy and forestry farming operations are the main local sources of particulate matter. Cool, still winter mornings occasionally trap emissions near the ground, though summer rainfall usually keeps conditions reasonably clear. This mirrors what's typical for towns across the wider Midlands.
Today - 30 August | Pollution peaks at 15:00
AQI:
Moderate
46.2/100
PM2.5 (fine particles):
Good
11.5/100
PM10 (coarse particles):
Good
3.1/100
NO2 (nitrogen dioxide):
Good
0/100
O3 (ozone):
Moderate
46.2/100
SO2 (sulfur dioxide):
Good
0/100
CO (carbon monoxide):
Good
0/100
HCHO (formaldehyde):
Good
4.4/100
PM1 (ultrafine particles):
Good
15.9/100
Levels show the poorest local air quality during the day
Tomorrow - 31 August | Pollution peaks at 15:00
AQI:
Fair
37.9/100
PM2.5 (fine particles):
Good
19.1/100
PM10 (coarse particles):
Good
5.1/100
NO2 (nitrogen dioxide):
Good
0/100
O3 (ozone):
Fair
37.9/100
SO2 (sulfur dioxide):
Good
0/100
CO (carbon monoxide):
Good
0/100
HCHO (formaldehyde):
Good
6.1/100
PM1 (ultrafine particles):
Fair
24.7/100
Other Landmarks in Estcourt
Frequently Asked Questions
Is air quality bad in Giant's Castle right now?
On 30 August 2026, overall air quality in Giant's Castle is moderate. AQI is the main air quality indicator at 46.2/100. Pollution peaks around 3:00 PM (O3: 46.2/100).
Will air quality be worse tomorrow in Giant's Castle?
On 31 August 2026, air quality conditions in Giant's Castle will be better than today, with AQI forecast at fair at 37.9/100. Pollution peaks around 3:00 PM (O3: 37.9/100).
When is air pollution at its worst in Giant's Castle?
Cool, still winter mornings bring the worst air quality to Giant's Castle, as a brief inversion traps emissions tied to dairy and forestry farming operations close to the ground. Spring and summer typically bring rain and stronger winds that clear the air across the wider Midlands, a seasonal pattern typical of the wider Midlands region.
Are air quality levels in Giant's Castle 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.
Why doesn’t the forecast always reflect wildfire impacts?
Airmine’s forecast uses CAMS (Copernicus Atmosphere Monitoring Service) as its background atmospheric model. While CAMS includes wildfire emissions, these are derived from satellite observations and are not available in real time. During rapidly evolving wildfire events, there may therefore be a delay before increased emissions are incorporated into the model. As a result, the forecast may temporarily underestimate PM₂.₅ and other pollutants associated with wildfire smoke.
During rapidly evolving wildfire events, CAMS may lag by approximately 1–2 days before increased wildfire emissions are fully represented, which can lead to temporary underestimation of PM₂.₅ concentrations in Airmine’s forecast.
Want to see air quality forecasts for other cities in South Africa?
Check air quality in other popular cities:
Data provided by Airmine — Last update: 30 August 2026 at 20:26 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.
Disclaimer: Forecasts are provided for informational purposes only and should not be relied upon as medical advice. Actual pollen and air quality conditions may vary from the forecast. If you have allergies, asthma, or another medical condition, consult a healthcare professional. Please see our Terms of Service for important information about limitations of liability.
Some text on this page may be generated or summarised using artificial intelligence (AI). Wherever possible, AI-generated content is enriched with Airmine's proprietary data to improve its accuracy and relevance. However, AI-generated content may still contain errors, omissions, or inaccuracies.
Get the full experience in the Airmine app.