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Air quality in Heyuan today

China · Updated Friday 12:00 (local time) · Model data from the Copernicus Atmosphere Monitoring Service

76

Poor European AQI

Consider less intense outdoor activity, especially if you have heart or lung conditions.

See Heyuan breathe on the live map →

Pollutants right now

PollutantValueLevel
PM2.519 µg/m³Fair
PM1026 µg/m³Fair
NO₂1 µg/m³Good
O₃152 µg/m³Poor

The pollutant that matters most in Heyuan right now is O₃.

Forecast: next 24 hours

Over the next 24 hours the air in Heyuan is expected to be worst around Fri 13:00 (AQI 74, poor). The cleanest hour is expected around Fri 19:00.

Fri 13:00: AQI 74Fri 14:00: AQI 71Fri 15:00: AQI 69Fri 16:00: AQI 67Fri 17:00: AQI 64Fri 18:00: AQI 54Fri 19:00: AQI 43Fri 20:00: AQI 44Fri 21:00: AQI 45Fri 22:00: AQI 47Fri 23:00: AQI 48Sat 00:00: AQI 49Sat 01:00: AQI 50Sat 02:00: AQI 51Sat 03:00: AQI 51Sat 04:00: AQI 53Sat 05:00: AQI 54Sat 06:00: AQI 56Sat 07:00: AQI 57Sat 08:00: AQI 48Sat 09:00: AQI 57Sat 10:00: AQI 65Sat 11:00: AQI 68Sat 12:00: AQI 69Fri 13:00Sat 01:00Sat 12:00
TimeAQILevelPM2.5
Fri 13:0074Poor17
Fri 16:0067Poor14
Fri 19:0043Moderate21
Fri 22:0047Moderate27
Sat 01:0050Moderate32
Sat 04:0053Moderate37
Sat 07:0057Moderate45
Sat 10:0065Poor20

The last 30 days

Over the last 30 days the average daily AQI in Heyuan was 51, with 6 day(s) rated poor or worse. The cleanest day was 2 Sept, the most polluted 20 Sept.

30 Aug: AQI 3631 Aug: AQI 291 Sept: AQI 272 Sept: AQI 223 Sept: AQI 244 Sept: AQI 515 Sept: AQI 526 Sept: AQI 547 Sept: AQI 628 Sept: AQI 599 Sept: AQI 5910 Sept: AQI 5311 Sept: AQI 5112 Sept: AQI 4913 Sept: AQI 4214 Sept: AQI 4815 Sept: AQI 4916 Sept: AQI 5517 Sept: AQI 6018 Sept: AQI 6719 Sept: AQI 6420 Sept: AQI 7121 Sept: AQI 6622 Sept: AQI 6823 Sept: AQI 4730 Aug11 Sept23 Sept

Questions and answers

Is the air in Heyuan good today?
Right now the European Air Quality Index in Heyuan is 76, which is poor. Consider less intense outdoor activity, especially if you have heart or lung conditions.
What pollutes the air in Heyuan?
At the moment O₃ contributes most to the air quality index in Heyuan. The index takes the worst of fine particles (PM2.5), coarser particles (PM10), nitrogen dioxide, ozone and sulphur dioxide.
When will the air in Heyuan be cleanest?
Over the next 24 hours the air in Heyuan is expected to be worst around Fri 13:00 (AQI 74, poor). The cleanest hour is expected around Fri 19:00.
Where does this data come from?
Wheezair shows model estimates from the Copernicus Atmosphere Monitoring Service (CAMS), served by Open-Meteo: about 11 km resolution in Europe and 40 km elsewhere, updated daily. They are not station measurements, so a busy street can be worse than its city's value.

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