Worst air pollution Sokcho, today and tomorrow
Today (10 August): Air quality in Sokcho is good. AQI, PM2.5, PM10, NO2, O3, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 1:00 PM (O3: 19.7/100).
Tomorrow (11 August 2026): Air quality in Sokcho is fair. AQI worsens to fair; O3 increases to fair; all other pollutants stay as today. Pollution peaks around 11:00 AM (O3: 20.7/100). 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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Sokcho's air quality benefits from its exceptional Gangwon-do East Sea Pacific Ocean coastal position adjacent to Seoraksan National Park, with consistent East Sea maritime breezes providing reliable ventilation. Vehicle traffic on surrounding roads and the tourism, crab fishing, and services corridor contribute modest local sources, while the outstanding coastal exposure and the extraordinary Seoraksan granite mountain backdrop create dramatic topographic variation and Sokcho generally maintains among South Korea's cleaner major coastal resort city environments throughout most of the year.
Today - 10 August | Pollution peaks at 13:00
AQI:
Good
19.7/100
PM2.5 (fine particles):
Good
5.5/100
PM10 (coarse particles):
Good
2.4/100
NO2 (nitrogen dioxide):
Good
0/100
O3 (ozone):
Good
19.7/100
SO2 (sulfur dioxide):
Good
0/100
CO (carbon monoxide):
Good
0/100
HCHO (formaldehyde):
Good
4.3/100
PM1 (ultrafine particles):
Good
1.1/100
Levels show the poorest local air quality during the day
Tomorrow - 11 August | Pollution peaks at 11:00
AQI:
Fair
20.7/100
PM2.5 (fine particles):
Good
4.7/100
PM10 (coarse particles):
Good
2.0/100
NO2 (nitrogen dioxide):
Good
0/100
O3 (ozone):
Fair
20.7/100
SO2 (sulfur dioxide):
Good
0/100
CO (carbon monoxide):
Good
0/100
HCHO (formaldehyde):
Good
5.5/100
PM1 (ultrafine particles):
Good
1.4/100
Frequently Asked Questions
Is air quality bad in Sokcho right now?
On 10 August 2026, overall air quality in Sokcho is good. AQI is the main air quality indicator at 19.7/100. Pollution peaks around 1:00 PM (O3: 19.7/100).
Will air quality be worse tomorrow in Sokcho?
On 11 August 2026, air quality conditions in Sokcho will be worse than today, with AQI forecast at fair at 20.7/100. Pollution peaks around 11:00 AM (O3: 20.7/100).
When is air pollution at its worst in Sokcho?
The biggest local contributors to pollution in Sokcho are traffic emissions, fishing fleet activity, as well as seasonal tourism traffic, particularly once maritime winds die down. Onshore breezes usually help clear the air, but pollution can build up when winds are light. This coastal advantage is less pronounced during still, high-pressure weather.
Are air quality levels in Sokcho 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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