Air Pollution in Heidelberg: Real-time Air Quality Index and smog alert.

The latest data Last 7 days Quality of life
Current data from stations: Heidelberg
Locations: « Stadtkreis Heidelberg Heidelberg Neuenheim » Bergheim »
Pollution and air quality forecast for Heidelberg. Today is Friday, May 2, 2025. The following air pollution values have been recorded for Heidelberg:
  1. ozone (O3) - 6 (Good)
  2. particulate matter (PM10) suspended dust - 27 (Moderate)
  3. nitrogen dioxide (NO2) - 49 (Moderate)
  4. particulate matter (PM2.5) dust - 21 (Moderate)
Real-time Air Quality Index (AQI) for Heidelberg, Wednesday, January 17, 2024: 2.

air quality index: 1
AQI 2 Moderate

What is the air quality in Heidelberg today? Is the air polluted in Heidelberg?. Is there smog?

Today (Wednesday, January 17, 2024) air quality is moderate in Heidelberg. Some pollutants in Heidelberg may slightly affect very few hypersensitive individuals. Air pollutants in Heidelberg may cause minor breathing discomfort to sensitive people.


How is the O3 level today in Heidelberg? (ozone (O3))
6 (Good)

What is the level of PM10 today in Heidelberg? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Heidelberg is: 27 (Moderate) The highest PM10 values usually occur in month: 22 (February 2018). The lowest value of particulate matter PM10 pollution in Heidelberg is usually recorded in: October (3.7).

How high is the level of NO2? (nitrogen dioxide (NO2))
49 (Moderate)

What is the current level of PM2.5 in Heidelberg? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 21 (Moderate) For comparison, the highest level of PM2.5 in Heidelberg in the last 7 days was: 38 (Thursday, January 11, 2024) and the lowest: 13 (Tuesday, January 16, 2024).



Current data Wednesday, January 17, 2024, 9:00 AM

O3 6 (Good)

PM10 27 (Moderate)

38 (Good)

NO2 49 (Moderate)

PM2,5 21 (Moderate)

Data on air pollution from recent days in Heidelberg

index 2024-01-10 2024-01-11 2024-01-12 2024-01-13 2024-01-14 2024-01-15 2024-01-16 2024-01-17
no2 23
Good		 37
Good		 31
Good		 22
Good		 16
Good		 19
Good		 22
Good		 41
Moderate
o3 29
Good		 8
Good		 15
Good		 26
Good		 28
Good		 32
Good		 36
Good		 10
Good
pm10 28
Moderate		 44
Moderate		 32
Moderate		 21
Moderate		 31
Moderate		 17
Good		 15
Good		 21
Moderate
no 8
Good		 32
Good		 24
Good		 3
Good		 2
Good		 3
Good		 4
Good		 19
Good
pm25 25
Moderate		 38
Unhealthy for Sensitive Groups		 28
Moderate		 20
Moderate		 29
Moderate		 15
Moderate		 13
Moderate		 18
Moderate
data source »

Air pollution in Heidelberg from September 2017 to March 2020

index 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 2018-11 2018-10 2018-09 2018-08 2018-07 2018-06 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11 2017-10 2017-09
no2 13 (Good) 12 (Good) 24 (Good) 18 (Good) 10 (Good) 4.6 (Good) 6.3 (Good) 9.9 (Good) 9.8 (Good) 13 (Good) 16 (Good) 17 (Good) 31 (Good) 22 (Good) 24 (Good) 21 (Good) 26 (Good) 20 (Good) 21 (Good) 18 (Good) 18 (Good) 16 (Good) 20 (Good) 23 (Good) 31 (Good) 24 (Good) 27 (Good) 27 (Good) 23 (Good) 26 (Good)
pm10 11 (Good) 8 (Good) 19 (Good) 11 (Good) 5.3 (Good) 3.7 (Good) 4 (Good) 18 (Good) 11 (Good) 11 (Good) 17 (Good) 10 (Good) 17 (Good) 15 (Good) 13 (Good) 16 (Good) 16 (Good) 12 (Good) 12 (Good) 13 (Good) 14 (Good) 14 (Good) 15 (Good) 13 (Good) 22 (Moderate) 9.1 (Good) 10 (Good) 13 (Good) 12 (Good) 16 (Good)
o3 55 (Good) 56 (Good) 28 (Good) 20 (Good) 14 (Good) 8.7 (Good) 16 (Good) 80 (Moderate) 71 (Moderate) 56 (Good) 61 (Good) 48 (Good) 19 (Good) 35 (Good) 21 (Good) 21 (Good) 21 (Good) 36 (Good) 48 (Good) 59 (Good) 50 (Good) 59 (Good) 63 (Good) 48 (Good) 39 (Good) 37 (Good) 28 (Good) 21 (Good) 27 (Good) 28 (Good)
data source »

Quality of life in Heidelberg

Green and Parks in the City

Heidelberg 78%

Luxembourg: 83% Netherlands: 82% Czech Republic: 77% Belgium: 64% Liechtenstein: 88%

particulate matter PM2.5

Heidelberg 13 (Moderate)

Pleasure of spending time in the city

Heidelberg 88%

Luxembourg: 85% Netherlands: 88% Czech Republic: 77% Belgium: 64% Liechtenstein: 94%

particulate matter PM10

Heidelberg 19 (Good)

Air Pollution

Heidelberg 13%

Luxembourg: 19% Netherlands: 21% Czech Republic: 35% Belgium: 45% Liechtenstein: 6.3%

Garbage Disposal

Heidelberg 84%

Luxembourg: 84% Netherlands: 79% Czech Republic: 74% Belgium: 54% Liechtenstein: 100%

Availability and quality of drinking water

Heidelberg 82%

Luxembourg: 83% Netherlands: 92% Czech Republic: 84% Belgium: 70% Liechtenstein: 100%

Cleanliness and tidiness

Heidelberg 86%

Luxembourg: 82% Netherlands: 77% Czech Republic: 65% Belgium: 46% Liechtenstein: 94%

Noise and Light pollution

Heidelberg 23%

Luxembourg: 29% Netherlands: 31% Czech Republic: 44% Belgium: 54% Liechtenstein: 19%

Water Pollution

Heidelberg 30%

Luxembourg: 19% Netherlands: 17% Czech Republic: 28% Belgium: 42% Liechtenstein: 0%
Source: Numbeo


Heidelberg

Wednesday, January 17, 2024, 9:00 AM

O3 5.9 (Good)

ozone (O3)

PM10 27 (Moderate)

particulate matter (PM10) suspended dust

38 (Good)

index_name_no

NO2 49 (Moderate)

nitrogen dioxide (NO2)

PM2,5 21 (Moderate)

particulate matter (PM2.5) dust

Heidelberg

index 2024-01-17 2024-01-16 2024-01-15 2024-01-14 2024-01-13 2024-01-12 2024-01-11 2024-01-10
no2 41 22 19 16 22 31 37 23
o3 10 36 32 28 26 15 7.8 29
pm10 21 15 17 31 21 32 44 28
no 19 3.8 3.5 2.3 2.5 24 32 8.2
pm25 18 13 15 29 20 28 38 25

DEBW009

index 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 2018-11 2018-10 2018-09 2018-08 2018-07 2018-06 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11 2017-10 2017-09
pm10 11 8 19 11 5.3 3.7 4 18 11 11 17 10 17 15 13 16 16 12 12 13 14 14 15 13 22 9.1 10 13 12 16
no2 13 12 24 18 10 4.6 6.3 9.9 9.8 13 16 17 31 22 24 21 26 20 21 18 18 16 20 23 31 24 27 27 23 26
o3 55 56 28 20 14 8.7 16 80 71 56 61 48 19 35 21 21 21 36 48 59 50 59 63 48 39 37 28 21 27 28

* Pollution data source: https://openaq.org (EEA Germany) The data is licensed under CC-By 4.0