Ulsan
23 monitoring stations · readings from 12 to 33
Average AQI
Air quality in Ulsan
Air quality in Ulsan is currently 24 on the AQI scale, which falls in the Good band. That number is the average across every monitoring station reporting in Ulsan right now.
We aggregate 23 stations across Ulsan. Individual stations range from 12 at the cleanest to 33 at the worst, so conditions vary across Ulsan — the local figure matters more than the average.
Ulsan breaks down into 1 cities you can open individually.
Readings refresh hourly from the official monitoring networks we track. Conditions can still change quickly, so check back before planning time outdoors.
What to do at good levels
Outdoor activity
No restrictions. This is a good day for exercise, commuting on foot or bike, and time outside.
Sensitive groups
Children, older adults and people with asthma or heart conditions can go about their day as normal.
Indoor air
Open the windows. Outdoor air is currently cleaner than typical indoor air, so ventilating helps.
Cities in Ulsan
About Ulsan
Coordinates
35.530, 129.317
Centroid of monitored stations
Stations
23
Reporting in this area
Spread
12 – 33
Cleanest to worst station reading
Other regions nearby
Ulsan air quality, answered
Ulsan is currently reading an AQI of 24, which is Good. It is the average across 23 reporting stations.
No restrictions. This is a good day for exercise, commuting on foot or bike, and time outside. Children, older adults and people with asthma or heart conditions can go about their day as normal.
24 sits in the Good band of the air quality index. The index runs from 0 to 500, and the lower the number the cleaner the air.
We currently aggregate 23 stations in Ulsan, reading between 12 and 33.
Hourly. We pull from the official monitoring networks that publish for this region, and this page refreshes on the same cadence.
See Ulsan on the map.
Every station around it, live — or find out what today's reading means for you personally.