Medan air quality · Sumatera Utara, Indonesia
Most people won't notice any effects at this level
US AQI 93 (Moderate) in Medan, from 4 KLH / BMKG monitoring stations. Main pollutant: PM2.5.
Updated
Pollutants in Medan
- PM2.5 · µg/m³31.72.1× WHO limit
- PM10 · µg/m³45.5Under WHO limit
- NO₂ · µg/m³15.4Under WHO limit
- O₃ · µg/m³7.1
- SO₂ · µg/m³29.2Under WHO limit
- CO · mg/m³0.66
Concentrations averaged across the city's stations. WHO multiples use the 2021 24-hour guidelines.
Is it safe outside in Medan right now?
Air quality is acceptable. People who are unusually sensitive to air pollution may feel effects with long or heavy exertion outdoors.
Walking and commuting
Go aheadFine for everyone.
Running and jogging
Take careFine for most; unusually sensitive people should ease the pace.
Cycling
Go aheadFine for everyone.
Children playing outside
Go aheadNo limits for most children.
Older adults and heart or lung conditions
Take careWatch for symptoms such as coughing or breathlessness.
Open windows
Go aheadFine to ventilate.
Mask outdoors
Not neededNot needed.
Air purifier indoors
Not neededOptional.
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 51–100 means for your health →
Air quality by area in Medan
3 stations, worst first- MedanUnhealthy for Sensitive Groups101
- DLH MEDAN 03Moderate86
- DLH MEDAN 01Good45
Medan air quality history
Daily average, 35 days- 117average daily US AQI over 35 days
- 191worst day, 14 October
- 78cleanest day, 11 October
- 7days at Unhealthy or worse
The last 7 days averaged 158, worse than the week before (92). None of the last 35 days was Good.
Nearby cities
Indonesia rankingRelated reading
Medan air quality: common questions
What is the AQI in Medan right now?
The US AQI in Medan is 93 (Moderate), based on 4 monitoring stations. The main pollutant is PM2.5.
Is it safe to go outside in Medan today?
Fine for most people. Air quality is acceptable. People who are unusually sensitive to air pollution may feel effects with long or heavy exertion outdoors. For runners: Fine for most; unusually sensitive people should ease the pace.
Which area of Medan has the worst air right now?
Medan has the highest reading at 101 (Unhealthy for Sensitive Groups). DLH MEDAN 01 has the lowest at 45, out of 3 stations reporting.
How has air quality in Medan been recently?
Over the last 35 days with data, Medan averaged US AQI 117. The worst day was 14 October at 191; the cleanest was 11 October at 78. 7 days were at Unhealthy or worse.
How does Medan's PM2.5 compare with the WHO guideline?
PM2.5 is 32 µg/m³, about 2.1 times the World Health Organization's 24-hour guideline of 15 µg/m³.
Where does Medan's air quality data come from?
From Ministry of Environment (KLH) and BMKG, using 4 monitoring stations in and around the city. Good Air does not estimate or adjust these readings.
Source: Ministry of Environment (KLH) and BMKG. Readings are published by the monitoring agency and may be revised.