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

The latest data Last 7 days Krefeld pollution September 2017 - May 2020 Quality of life
Current data from stations: Krefeld-Linn Krefeld (Hafen)
Locations: « Kreisfreie Stadt Krefeld Krefeld Linn » Gellep-Stratum »
Pollution and air quality forecast for Krefeld. Today is Saturday, May 3, 2025. The following air pollution values have been recorded for Krefeld:
  1. particulate matter (PM10) suspended dust - 19 (Good)
  2. ozone (O3) - 21 (Good)
  3. particulate matter (PM2.5) dust - 21 (Moderate)
  4. nitrogen dioxide (NO2) - 47 (Moderate)
Real-time Air Quality Index (AQI) for Krefeld, Wednesday, January 17, 2024: 2.

air quality index: 1
AQI 2 Moderate

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

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


What is the level of PM10 today in Krefeld? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Krefeld is: 19 (Good) The highest PM10 values usually occur in month: 23 (February 2018). The lowest value of particulate matter PM10 pollution in Krefeld is usually recorded in: October (4.1).

How is the O3 level today in Krefeld? (ozone (O3))
21 (Good)

What is the current level of PM2.5 in Krefeld? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 21 (Moderate) For comparison, the highest level of PM2.5 in Krefeld in the last 7 days was: 42 (Thursday, January 11, 2024) and the lowest: 5 (Monday, January 15, 2024). The highest PM2.5 values were recorded: 23 (April 2019). The lowest level of particulate matter PM2.5 pollution occurs in month: October (1.9).

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



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

PM10 19 (Good)

O3 21 (Good)

14 (Good)

PM2,5 21 (Moderate)

NO2 47 (Moderate)

Data on air pollution from recent days in Krefeld

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
pm10 31
Moderate		 47
Moderate		 37
Moderate		 28
Moderate		 21
Moderate		 11
Good		 18
Good		 19
Good
o3 17
Good		 9
Good		 17
Good		 31
Good		 38
Good		 55
Good		 44
Good		 24
Good
no 30
Good		 33
Good		 7
Good		 3
Good		 3
Good		 0
Good		 5
Good		 5
Good
no2 48
Moderate		 44
Moderate		 31
Good		 23
Good		 15
Good		 13
Good		 27
Good		 42
Moderate
pm25 35
Unhealthy for Sensitive Groups		 42
Unhealthy for Sensitive Groups		 25
Moderate		 23
Moderate		 25
Moderate		 5
Good		 12
Good		 20
Moderate
data source »
Air pollution in Krefeld from September 2017 to May 2020
pollution pm25 hikersbay.com
index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 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 16 (Good) 23 (Moderate) 15 (Good) 14 (Good) 18 (Good) 16 (Good) 4.1 (Good) 5.2 (Good) 8.6 (Good) 12 (Good) 11 (Good) 18 (Good) 16 (Good) 22 (Moderate) 20 (Moderate) 16 (Good) 16 (Good) 15 (Good) 12 (Good) 8.5 (Good) 9.3 (Good) 12 (Good) 15 (Good) 14 (Good) 16 (Good) 23 (Moderate) 14 (Good) 12 (Good) 15 (Good) 11 (Good) 19 (Good)
o3 59 (Good) 45 (Good) 51 (Good) 56 (Good) 30 (Good) 17 (Good) 12 (Good) 13 (Good) 61 (Good) 58 (Good) 49 (Good) 45 (Good) 48 (Good) 20 (Good) 32 (Good) 29 (Good) 12 (Good) 19 (Good) 21 (Good) 34 (Good) 43 (Good) 38 (Good) 42 (Good) 49 (Good) 42 (Good) 32 (Good) 36 (Good) 31 (Good) 24 (Good) 31 (Good) 20 (Good)
pm25 13 (Moderate) 15 (Moderate) 11 (Good) 8.3 (Good) 14 (Moderate) 12 (Good) 1.9 (Good) 2.3 (Good) 6.3 (Good) 15 (Moderate) 13 (Moderate) 23 (Moderate) 16 (Moderate) 20 (Moderate) 18 (Moderate) 12 (Good) 17 (Moderate) 14 (Moderate) 15 (Moderate) 16 (Moderate) 17 (Moderate) 19 (Moderate) 18 (Moderate) 18 (Moderate) 21 (Moderate) 20 (Moderate) 12 (Good) 11 (Good) 13 (Good) 7.6 (Good) 17 (Moderate)
no2 24 (Good) 35 (Good) 21 (Good) 18 (Good) 35 (Good) 24 (Good) 6 (Good) 6.9 (Good) 11 (Good) 28 (Good) 26 (Good) 34 (Good) 28 (Good) 38 (Good) 26 (Good) 26 (Good) 30 (Good) 36 (Good) 35 (Good) 34 (Good) 36 (Good) 27 (Good) 35 (Good) 29 (Good) 28 (Good) 35 (Good) 26 (Good) 28 (Good) 29 (Good) 27 (Good) 36 (Good)
data source »

Quality of life in Krefeld

Green and Parks in the City

Krefeld 100%

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

particulate matter PM2.5

Krefeld 15 (Moderate)

Pleasure of spending time in the city

Krefeld 100%

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

particulate matter PM10

Krefeld 19 (Good)

Air Pollution

Krefeld 10%

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

Garbage Disposal

Krefeld 75%

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

Availability and quality of drinking water

Krefeld 100%

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

Cleanliness and tidiness

Krefeld 75%

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

Noise and Light pollution

Krefeld 25%

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

Water Pollution

Krefeld 0%

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


Krefeld-Linn

Wednesday, January 17, 2024, 9:00 AM

PM10 19 (Good)

particulate matter (PM10) suspended dust

O3 21 (Good)

ozone (O3)

Krefeld (Hafen)

Wednesday, January 17, 2024, 9:00 AM

14 (Good)

index_name_no

PM2,5 21 (Moderate)

particulate matter (PM2.5) dust

NO2 47 (Moderate)

nitrogen dioxide (NO2)

Krefeld-Linn

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
pm10 19 18 11 21 28 37 47 31
o3 24 44 55 38 31 17 8.5 17

Krefeld (Hafen)

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
no 5.2 5.4 0.29 2.8 2.9 6.8 33 30
no2 42 27 13 15 23 31 44 48
pm25 20 12 5.1 25 23 25 42 35

DENW042

index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 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 16 23 15 14 18 16 4.1 5.2 8.6 12 11 18 16 22 20 16 16 15 12 8.5 9.3 12 15 14 16 23 14 12 15 11 19
o3 59 45 51 56 30 17 12 13 61 58 49 45 48 20 32 29 12 19 21 34 43 38 42 49 42 32 36 31 24 31 20

DENW116

2017-09   2020-05
pollution pm25 hikersbay.com
index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 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
pm25 13 15 11 8.3 14 12 1.9 2.3 6.3 15 13 23 16 20 18 12 17 14 15 16 17 19 18 18 21 20 12 11 13 7.6 17
no2 24 35 21 18 35 24 6 6.9 11 28 26 34 28 38 26 26 30 36 35 34 36 27 35 29 28 35 26 28 29 27 36

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