Worst air pollution National Museum of African American History - Washington, today and tomorrow
Today (30 August): Air quality in National Museum of African American History is moderate. AQI and O3 are moderate; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 8:00 AM (O3: 41.2/100).
Tomorrow (31 August 2026): Air quality in National Museum of African American History is fair. AQI improves to fair; O3 decreases to fair; all other pollutants stay as today. Pollution peaks around 8:00 AM (O3: 32.3/100). 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 National Museum of African American History air quality reflects the National Mall position adjacent to the Washington Monument, with vehicle traffic on Madison Drive and the surrounding concentrated tourism character contributing local sources. The Mall's open green corridor provides reasonable dispersal, while the Tidal Basin's limited ventilation provides background air management and the museum generally maintains moderate Washington DC metropolitan readings throughout most of the year.
Today - 30 August | Pollution peaks at 08:00
AQI:
Moderate
41.2/100
PM2.5 (fine particles):
Good
10.7/100
PM10 (coarse particles):
Good
10.1/100
NO2 (nitrogen dioxide):
Good
13.4/100
O3 (ozone):
Moderate
41.2/100
SO2 (sulfur dioxide):
Good
2.0/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
6.8/100
PM1 (ultrafine particles):
Good
6.8/100
Levels show the poorest local air quality during the day
Tomorrow - 31 August | Pollution peaks at 08:00
AQI:
Fair
32.3/100
PM2.5 (fine particles):
Good
12.9/100
PM10 (coarse particles):
Good
11.1/100
NO2 (nitrogen dioxide):
Good
10.2/100
O3 (ozone):
Fair
32.3/100
SO2 (sulfur dioxide):
Good
2.1/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
6.7/100
PM1 (ultrafine particles):
Good
6.7/100
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Frequently Asked Questions
Is air quality bad in National Museum of African American History right now?
On 30 August 2026, overall air quality in National Museum of African American History is moderate. AQI is the main air quality indicator at 41.2/100. Pollution peaks around 8:00 AM (O3: 41.2/100).
Will air quality be worse tomorrow in National Museum of African American History?
On 31 August 2026, air quality conditions in National Museum of African American History will be better than today, with AQI forecast at fair at 32.3/100. Pollution peaks around 8:00 AM (O3: 32.3/100).
When is air pollution at its worst in National Museum of African American History?
Air quality at National Museum of African American History shifts across the year. Typically, the cleanest stretch of the year usually comes in winter, while extended summer heat waves, often worsened by regional haze, bring the toughest air quality stretch. Suburban and rural areas generally see less of the persistent traffic-driven pollution that affects the urban core.
Are air quality levels in National Museum of African American History 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 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.
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