Worst air pollution Hidden Waters Preserve - Eustis, today and tomorrow
Today (20 September): Air quality in Hidden Waters Preserve is very poor. AQI and PM10 are very poor; PM2.5 is moderate; NO2, O3, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 7:00 PM (PM10: 100/100).
Tomorrow (21 September 2026): Air quality in Hidden Waters Preserve is very poor. PM2.5 increases to very poor; all other pollutants stay as today. Pollution peaks around 5:00 AM (PM10: 100/100). 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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In Hidden Waters Preserve, traffic stays fairly light here, leaving wind-blown dust from nearby fields as a bigger factor than vehicle emissions. Trees and green space nearby provide a partial buffer, catching particulate matter before it spreads further. Actual air quality on a given day still depends heavily on local wind and weather conditions.
Today - 20 September | Pollution peaks at 19:00
AQI:
Very poor
100/100
PM2.5 (fine particles):
Moderate
50.6/100
PM10 (coarse particles):
Very poor
100/100
NO2 (nitrogen dioxide):
Good
1.9/100
O3 (ozone):
Good
11.5/100
SO2 (sulfur dioxide):
Good
0.2/100
CO (carbon monoxide):
Good
0.4/100
HCHO (formaldehyde):
Good
1.6/100
PM1 (ultrafine particles):
Good
4.3/100
Levels show the poorest local air quality during the day
Tomorrow - 21 September | Pollution peaks at 05:00
AQI:
Very poor
100/100
PM2.5 (fine particles):
Very poor
87.7/100
PM10 (coarse particles):
Very poor
100/100
NO2 (nitrogen dioxide):
Good
1.4/100
O3 (ozone):
Good
12.4/100
SO2 (sulfur dioxide):
Good
0.2/100
CO (carbon monoxide):
Good
0.4/100
HCHO (formaldehyde):
Good
1.3/100
PM1 (ultrafine particles):
Good
9.5/100
Other Landmarks in Eustis
Frequently Asked Questions
Is air quality bad in Hidden Waters Preserve right now?
On 20 September 2026, overall air quality in Hidden Waters Preserve is very poor. AQI is the main air quality indicator at 100/100. Pollution peaks around 7:00 PM (PM10: 100/100).
Will air quality be worse tomorrow in Hidden Waters Preserve?
On 21 September 2026, air quality conditions in Hidden Waters Preserve will be similar to today, with AQI forecast at very poor at 100/100. Pollution peaks around 5:00 AM (PM10: 100/100).
When is air pollution at its worst in Hidden Waters Preserve?
This area sees its calmest stretch from November to January, with wind speeds around 13 km/h and temperatures near 18°C, cool and still enough for smoke and particulates to build up near the ground. Temperatures climb to around 28°C on average from June to August, warm enough for intense sun and heat to fuel ground-level ozone formation.
Are air quality levels in Hidden Waters Preserve 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 14:33 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.
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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