Worst air pollution Marmalade District - Salt Lake City, today and tomorrow
Today (16 July): Air quality in Marmalade District is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 10:00 AM (O3: 37.6/100).
Tomorrow (17 July 2026): Air quality in Marmalade District is fair. AQI improves to medium; NO2 increases to fair; O3 decreases to medium; all other pollutants stay as today. Pollution peaks around 10:00 AM (O3: 40.4/100). 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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Salt Lake City's Marmalade District air quality reflects the historic Capitol Hill neighbourhood, with vehicle traffic on the surrounding Capitol Hill arterials contributing local sources. The elevated Capitol Hill position provides marginally better dispersal than the valley floor during winter inversions, while the historic neighbourhood's residential character generally maintains moderate to above-average Salt Lake City readings due to the valley's winter inversion challenges throughout the year.
Today - 16 July | Pollution peaks at 10:00
AQI:
Fair
37.6/100
PM2.5 (fine particles):
Good
14.3/100
PM10 (coarse particles):
Good
14.5/100
NO2 (nitrogen dioxide):
Good
17.5/100
O3 (ozone):
Fair
37.6/100
SO2 (sulfur dioxide):
Good
3.0/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
5.7/100
PM1 (ultrafine particles):
Good
7.9/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 10:00
AQI:
Medium
40.4/100
PM2.5 (fine particles):
Good
9.7/100
PM10 (coarse particles):
Good
4.7/100
NO2 (nitrogen dioxide):
Fair
25.3/100
O3 (ozone):
Medium
40.4/100
SO2 (sulfur dioxide):
Good
2.7/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
6.3/100
PM1 (ultrafine particles):
Good
6.2/100
Other Landmarks in Salt Lake City
Sports venues in Salt Lake City
Frequently Asked Questions
Is air quality bad in Marmalade District right now?
On 16 July 2026, overall air quality in Marmalade District is fair. AQI is the main air quality indicator at 37.6/100. Pollution peaks around 10:00 AM (O3: 37.6/100).
Will air quality be worse tomorrow in Marmalade District?
On 17 July 2026, air quality conditions in Marmalade District will be similar to today, with NO2 forecast at fair at 25.3/100. Pollution peaks around 10:00 AM (O3: 40.4/100).
When is air pollution at its worst in Marmalade District?
Marmalade District's air quality follows a clear seasonal pattern — a brief window in autumn tends to bring the year's best air, before winter inversions set in, whereas wildfire smoke drifting in from across the region is the main summer concern, while winter inversions can trap pollution locally. Valley and basin locations are especially prone to these winter inversion episodes compared to more exposed, higher terrain.
Are air quality levels in Marmalade 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.
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Data provided by Airmine — Last update: 16 July 2026 at 10:33 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.
For long term forecasts and maps, see the Airmine app