Yamagata air quality · Japan
Your lungs have an easier day when the air stays this clean
US AQI 28 (Good) in Yamagata, from 2 MOE Japan monitoring stations. Main pollutant: PM2.5.
Updated
Pollutants in Yamagata
- PM2.5 · µg/m³5.0Under WHO limit
- NO₂ · µg/m³7.5Under WHO limit
- O₃ · µg/m³11.8
Concentrations averaged across the city's stations. WHO multiples use the 2021 24-hour guidelines.
Is it safe outside in Yamagata right now?
Air quality is satisfactory and poses little or no risk.
Walking and commuting
Go aheadEnjoy it.
Running and jogging
Go aheadA great time to run outdoors.
Cycling
Go aheadRide freely.
Children playing outside
Go aheadNo limits.
Older adults and heart or lung conditions
Go aheadNo limits.
Open windows
Go aheadAir out your home.
Mask outdoors
Not neededNot needed.
Air purifier indoors
Not neededNot needed.
Based on the US EPA Air Quality Guide, applied to the current US AQI category. If you have symptoms, follow your doctor's advice.
What US AQI 0–50 means for your health →
Air quality by area in Yamagata
3 stations, worst first- 山形銅町Good39
- 山形成沢西Good17
- 山形下山家Good · roadside6
Roadside and industrial monitors are shown but are not part of the city figure.
Yamagata air quality history
Daily average, 16 days- 30average daily US AQI over 16 days
- 44worst day, 30 October
- 17cleanest day, 8 November
- 0days at Unhealthy or worse
The last 7 days averaged 26, better than the week before (33). 16 of the last 16 days were Good.
Nearby cities
Japan rankingYamagata air quality: common questions
What is the AQI in Yamagata right now?
The US AQI in Yamagata is 28 (Good), based on 2 monitoring stations. The main pollutant is PM2.5.
Is it safe to go outside in Yamagata today?
A great time to be outside. Air quality is satisfactory and poses little or no risk. For runners: A great time to run outdoors.
Which area of Yamagata has the worst air right now?
山形銅町 has the highest reading at 39 (Good). 山形下山家 has the lowest at 6, out of 3 stations reporting.
How has air quality in Yamagata been recently?
Over the last 16 days with data, Yamagata averaged US AQI 30. The worst day was 30 October at 44; the cleanest was 8 November at 17. 0 days were at Unhealthy or worse.
Where does Yamagata's air quality data come from?
From Ministry of the Environment, Japan · AEROS (soramame.env.go.jp) · preliminary data, using 2 monitoring stations in and around the city. Good Air does not estimate or adjust these readings.
Source: Ministry of the Environment, Japan · AEROS (soramame.env.go.jp) · preliminary data. Readings are published by the monitoring agency and may be revised.