Worst air pollution Paris Mountain - Greenville, today and tomorrow
Today (20 September): Air quality in Paris Mountain is moderate. AQI and PM10 are moderate; PM2.5 is fair; NO2, O3, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 7:00 AM (PM10: 44.3/100).
Tomorrow (21 September 2026): Air quality in Paris Mountain is moderate. PM2.5 decreases to good; O3 increases to fair; all other pollutants stay as today. Pollution peaks around 3:00 PM (PM10: 40.5/100). 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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Greenville's Paris Mountain air quality benefits from the Paris Mountain State Park's elevated position at 1,231 feet providing exceptional clean-air separation from the Greenville metropolitan area below. The surrounding Blue Ridge foothills forest provides outstanding natural filtration, while the elevated position above the main Piedmont pollution layer generally maintains excellent conditions and Paris Mountain generally ranks among Greenville's cleanest natural environments throughout most of the year.
Today - 20 September | Pollution peaks at 07:00
AQI:
Moderate
44.3/100
PM2.5 (fine particles):
Fair
22.6/100
PM10 (coarse particles):
Moderate
44.3/100
NO2 (nitrogen dioxide):
Good
16.3/100
O3 (ozone):
Good
18.6/100
SO2 (sulfur dioxide):
Good
1.3/100
CO (carbon monoxide):
Good
0.5/100
HCHO (formaldehyde):
Good
1.8/100
PM1 (ultrafine particles):
Good
2.7/100
Levels show the poorest local air quality during the day
Tomorrow - 21 September | Pollution peaks at 15:00
AQI:
Moderate
40.5/100
PM2.5 (fine particles):
Good
19.8/100
PM10 (coarse particles):
Moderate
40.5/100
NO2 (nitrogen dioxide):
Good
9.7/100
O3 (ozone):
Fair
32.4/100
SO2 (sulfur dioxide):
Good
1.4/100
CO (carbon monoxide):
Good
0.5/100
HCHO (formaldehyde):
Good
2.3/100
PM1 (ultrafine particles):
Good
3.0/100
Other Landmarks in Greenville
Frequently Asked Questions
Is air quality bad in Paris Mountain right now?
On 20 September 2026, overall air quality in Paris Mountain is moderate. AQI is the main air quality indicator at 44.3/100. Pollution peaks around 7:00 AM (PM10: 44.3/100).
Will air quality be worse tomorrow in Paris Mountain?
On 21 September 2026, air quality conditions in Paris Mountain will be similar to today, with AQI forecast at moderate at 40.5/100. Pollution peaks around 3:00 PM (PM10: 40.5/100).
When is air pollution at its worst in Paris Mountain?
Air quality around Paris Mountain changes with the seasons — the cleanest conditions usually arrive in winter, once the humid summer ozone season has ended, whereas summer heat combined with the region's dense forest cover drives an extended ozone season. Occasional agricultural or prescribed-burning smoke can add short-lived particulate spikes outside the main summer ozone season.
Are air quality levels in Paris Mountain 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.
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Data provided by Airmine — Last update: 20 September 2026 at 20:27 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.
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