Worst air pollution South Park - San Diego, today and tomorrow
Today (15 July): Air quality in South Park is fair. AQI, PM10, and O3 are fair; PM2.5, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 8:00 AM (PM10: 30.4/100).
Tomorrow (16 July 2026): Air quality in South Park is fair. All pollutants stay as today. Pollution peaks around 8:00 AM (O3: 28.0/100). Airmine updates local air quality forecasts four times daily.
For long term forecasts and maps, see the Airmine app
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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San Diego's South Park air quality reflects the historic inner-city residential neighbourhood, with vehicle traffic on 30th Street and the surrounding tree-lined mixed residential and commercial character contributing local sources. The Pacific sea breeze provides afternoon ventilation, while the neighbourhood's walkable character and the Canyon Park greenway system provide natural buffering and South Park generally maintains among San Diego's more pleasant inner urban residential environments throughout most of the year.
Today - 15 July | Pollution peaks at 08:00
AQI:
Fair
30.4/100
PM2.5 (fine particles):
Good
17.8/100
PM10 (coarse particles):
Fair
30.4/100
NO2 (nitrogen dioxide):
Good
0.3/100
O3 (ozone):
Fair
26.9/100
SO2 (sulfur dioxide):
Good
0.6/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
1.0/100
PM1 (ultrafine particles):
Good
2.9/100
Levels show the poorest local air quality during the day
Tomorrow - 16 July | Pollution peaks at 08:00
AQI:
Fair
28.0/100
PM2.5 (fine particles):
Good
12.0/100
PM10 (coarse particles):
Fair
21.8/100
NO2 (nitrogen dioxide):
Good
0.4/100
O3 (ozone):
Fair
28.0/100
SO2 (sulfur dioxide):
Good
0.7/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
0.9/100
PM1 (ultrafine particles):
Good
2.4/100
Other Landmarks in San Diego
Sports venues in San Diego
Frequently Asked Questions
Is air quality bad in South Park right now?
On 15 July 2026, overall air quality in South Park is fair. AQI is the main air quality indicator at 30.4/100. Pollution peaks around 8:00 AM (PM10: 30.4/100).
Will air quality be worse tomorrow in South Park?
On 16 July 2026, air quality conditions in South Park will be similar to today, with AQI forecast at fair at 28.0/100. Pollution peaks around 8:00 AM (O3: 28.0/100).
When is air pollution at its worst in South Park?
At South Park, air quality tends to follow San Diego's broader seasonal rhythm. Typically, winter rains provide the only real relief from an otherwise persistent haze, while summer and early autumn bring the highest ozone levels, and wildfire smoke can spike particulate readings sharply from August through October. The mountains ringing the basin can trap pollution close to the ground for days when winds are calm.
Are air quality levels in South Park 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