Worst air pollution North Street Historic District - Steubenville, today and tomorrow
Today (9 August): Air quality in North Street Historic District is fair. PM2.5, O3, and PM1 are fair; AQI and NO2 are medium; PM10, SO2, CO, and HCHO are good. Pollution peaks around 11:00 PM (NO2: 40.8/100).
Tomorrow (10 August 2026): Air quality in North Street Historic District is fair. All pollutants stay as today. Pollution peaks around 11:00 PM (NO2: 44.5/100). Airmine updates local air quality forecasts four times daily.
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In North Street Historic District, with traffic fairly sparse here, dust kicked up from nearby farmland tends to matter more than vehicle emissions. Tree cover about 300-400m away helps filter some of this particulate load before it settles over the neighborhood. Day-to-day readings still shift with wind direction, traffic volume, and weather conditions.
Today - 9 August | Pollution peaks at 23:00
AQI:
Medium
40.8/100
PM2.5 (fine particles):
Fair
23.0/100
PM10 (coarse particles):
Good
6.7/100
NO2 (nitrogen dioxide):
Medium
40.8/100
O3 (ozone):
Fair
34.2/100
SO2 (sulfur dioxide):
Good
5.1/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
6.7/100
PM1 (ultrafine particles):
Fair
28.3/100
Levels show the poorest local air quality during the day
Tomorrow - 10 August | Pollution peaks at 23:00
AQI:
Medium
44.5/100
PM2.5 (fine particles):
Fair
31.3/100
PM10 (coarse particles):
Good
10.0/100
NO2 (nitrogen dioxide):
Medium
44.5/100
O3 (ozone):
Fair
35.6/100
SO2 (sulfur dioxide):
Good
4.7/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
7.7/100
PM1 (ultrafine particles):
Fair
37.0/100
Other Landmarks in Steubenville
Frequently Asked Questions
Is air quality bad in North Street Historic District right now?
On 9 August 2026, overall air quality in North Street Historic District is fair. O3 is the main pollutant at 34.2/100. Pollution peaks around 11:00 PM (NO2: 40.8/100).
Will air quality be worse tomorrow in North Street Historic District?
On 10 August 2026, air quality conditions in North Street Historic District will be similar to today, with PM1 forecast at fair at 37.0/100. Pollution peaks around 11:00 PM (NO2: 44.5/100).
When is air pollution at its worst in North Street Historic District?
Air quality often dips most sharply during winter in this area, when home heating emissions build up under temperature inversions common on calm winter days. Summer heat pushes ozone to the forefront of local air quality concerns, as sunlight and heat combine to form ozone, with occasional smoke drift adding to the load. Spring and autumn tend to offer a breather, with steadier winds helping keep pollutant levels down.
Are air quality levels in North Street Historic District 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: 9 August 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.
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