Worst air pollution International Spy Museum - Washington, today and tomorrow
Today (30 August): Air quality in International Spy Museum is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 8:00 AM (O3: 39.5/100).
Tomorrow (31 August 2026): Air quality in International Spy Museum is fair. All pollutants stay as today. Pollution peaks around 8:00 AM (O3: 31.4/100). 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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Washington DC's International Spy Museum air quality reflects the downtown Penn Quarter position, with vehicle traffic on F Street and the surrounding concentrated tourism and government character contributing local sources. The flat DC terrain allows reasonable dispersal, while the neighbourhood's walkable character generally maintains moderate Washington DC downtown metropolitan readings throughout most of the year.
Today - 30 August | Pollution peaks at 08:00
AQI:
Fair
39.5/100
PM2.5 (fine particles):
Good
9.9/100
PM10 (coarse particles):
Good
10.7/100
NO2 (nitrogen dioxide):
Good
15.9/100
O3 (ozone):
Fair
39.5/100
SO2 (sulfur dioxide):
Good
2.6/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
8.1/100
PM1 (ultrafine particles):
Good
7.6/100
Levels show the poorest local air quality during the day
Tomorrow - 31 August | Pollution peaks at 08:00
AQI:
Fair
31.4/100
PM2.5 (fine particles):
Good
14.3/100
PM10 (coarse particles):
Good
15.3/100
NO2 (nitrogen dioxide):
Good
14.5/100
O3 (ozone):
Fair
31.4/100
SO2 (sulfur dioxide):
Good
2.5/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
4.6/100
PM1 (ultrafine particles):
Good
6.2/100
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Frequently Asked Questions
Is air quality bad in International Spy Museum right now?
On 30 August 2026, overall air quality in International Spy Museum is fair. AQI is the main air quality indicator at 39.5/100. Pollution peaks around 8:00 AM (O3: 39.5/100).
Will air quality be worse tomorrow in International Spy Museum?
On 31 August 2026, air quality conditions in International Spy Museum will be similar to today, with AQI forecast at fair at 31.4/100. Pollution peaks around 8:00 AM (O3: 31.4/100).
When is air pollution at its worst in International Spy Museum?
Air quality at International Spy Museum shifts across the year — the cleanest stretch of the year usually comes in winter, whereas summer heat waves bring the highest ozone risk, compounded by pollution drifting in from the wider region. Dense urban traffic corridors add a persistent background level of pollution that varies less by season than ozone does.
Are air quality levels in International Spy Museum 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: 30 August 2026 at 14:32 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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