Worst air pollution Ploieşti, today and tomorrow
Today (16 July): Air quality in Ploieşti is fair. PM1 is fair; AQI, NO2, and O3 are medium; PM2.5, PM10, SO2, CO, and HCHO are good. Pollution peaks around 1:00 AM (NO2: 57.9/100).
Tomorrow (17 July 2026): Air quality in Ploieşti is poor. AQI worsens to poor; NO2 increases to poor; O3 increases to fair; all other pollutants stay as today. Pollution peaks around 1:00 AM (NO2: 66.5/100). Airmine updates local air quality forecasts four times daily.
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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Ploiești's air quality faces significant challenges from the surrounding Prahova Valley petroleum refining complex, with multiple refineries historically making this Romania's oil capital and generating some of southeastern Europe's highest industrial SO₂, benzene, and PM2.5 concentrations. The flat Wallachian plain generally provides reasonable wind dispersal, while the Carpathian foothills to the north create partial topographic enclosure that can concentrate refinery plumes over the city under northerly backing wind conditions.
Today - 16 July | Pollution peaks at 01:00
AQI:
Medium
57.9/100
PM2.5 (fine particles):
Good
17.5/100
PM10 (coarse particles):
Good
4.9/100
NO2 (nitrogen dioxide):
Medium
57.9/100
O3 (ozone):
Medium
46.9/100
SO2 (sulfur dioxide):
Good
6.6/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
9.9/100
PM1 (ultrafine particles):
Fair
22.7/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 01:00
AQI:
Poor
66.5/100
PM2.5 (fine particles):
Good
17.4/100
PM10 (coarse particles):
Good
4.8/100
NO2 (nitrogen dioxide):
Poor
66.5/100
O3 (ozone):
Fair
39.2/100
SO2 (sulfur dioxide):
Good
7.2/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
10.7/100
PM1 (ultrafine particles):
Fair
23.0/100
Pollen forecast in Ploieşti
View pollen forecastFrequently Asked Questions
Is air quality bad in Ploieşti right now?
On 16 July 2026, overall air quality in Ploieşti is fair. PM1 is the main pollutant at 22.7/100. Pollution peaks around 1:00 AM (NO2: 57.9/100).
Will air quality be worse tomorrow in Ploieşti?
On 17 July 2026, air quality conditions in Ploieşti will be worse than today, with AQI forecast at poor at 66.5/100. Pollution peaks around 1:00 AM (NO2: 66.5/100).
When is air pollution at its worst in Ploieşti?
Air quality dips in Ploieşti mostly track local tree and grass allergens peaks and periods of multiple refineries historically making this Romania's oil capital; cooler, breezier weather later in the year tends to bring things back down.
Are air quality levels in Ploieşti based on measurements or forecasts?
It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.
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Data provided by Airmine — Last update: 16 July 2026 at 10:33 CEST (Data is updated four times daily.)
This forecast is produced independently using Airmine's own atmospheric data and models.
Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.
For long term forecasts and maps, see the Airmine app