Yokkaichi air quality · Mie, Japan
Deep breaths feel amazing when the air is this clean
US AQI 39 (Good) in Yokkaichi, from 8 MOE Japan monitoring stations. Main pollutant: PM2.5.
Updated
Pollutants in Yokkaichi
- PM2.5 · µg/m³7.0Under WHO limit
- NO₂ · µg/m³18.8Under WHO limit
- O₃ · µg/m³32.3
- SO₂ · µg/m³2.6Under WHO limit
Concentrations averaged across the city's stations. WHO multiples use the 2021 24-hour guidelines.
Is it safe outside in Yokkaichi 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 Yokkaichi
10 stations, worst first- 北消防署Good · roadside50
- 国道23号鈴鹿Good · roadside50
- 四日市商業高校Good44
- 納屋Good · roadside44
- 桑名上野Good44
Show all 10 stations
- 三浜Good39
- 北星高校Good39
- 国道258号桑名Good · roadside39
- 鈴鹿算所保育所Good33
- 川越南小学校Good33
Roadside and industrial monitors are shown but are not part of the city figure.
Yokkaichi air quality history
Daily average, 16 days- 37average daily US AQI over 16 days
- 61worst day, 1 November
- 17cleanest day, 26 October
- 0days at Unhealthy or worse
The last 7 days averaged 33, better than the week before (45). 13 of the last 16 days were Good.
Nearby cities
Japan rankingYokkaichi air quality: common questions
What is the AQI in Yokkaichi right now?
The US AQI in Yokkaichi is 39 (Good), based on 8 monitoring stations. The main pollutant is PM2.5.
Is it safe to go outside in Yokkaichi 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 Yokkaichi has the worst air right now?
北消防署 has the highest reading at 50 (Good). 川越南小学校 has the lowest at 33, out of 10 stations reporting.
How has air quality in Yokkaichi been recently?
Over the last 16 days with data, Yokkaichi averaged US AQI 37. The worst day was 1 November at 61; the cleanest was 26 October at 17. 0 days were at Unhealthy or worse.
Where does Yokkaichi's air quality data come from?
From Ministry of the Environment, Japan · AEROS (soramame.env.go.jp) · preliminary data, using 8 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.