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

The latest data Last 7 days Prague pollution September 2017 - May 2020 Quality of life
Current data from stations: Praha 8-Karlin Praha 2-Legerova CZ0ALIB Praha 1-n. Republiky Praha 2-Riegrovy sady CZ0ASUC Praha 10-Vrsovice Praha 9-Vysocany
Locations: « Hlavní město Praha Prague
Pollution and air quality forecast for Prague. Today is Thursday, May 1, 2025. The following air pollution values have been recorded for Prague:
  1. particulate matter (PM10) suspended dust - 34 (Moderate)
  2. nitrogen dioxide (NO2) - 52 (Moderate)
  3. carbon monoxide (CO) - 576 (Good)
  4. particulate matter (PM2.5) dust - 14 (Moderate)
  5. ozone (O3) - 17 (Good)
  6. sulfur dioxide (SO2) - 4 (Good)
Real-time Air Quality Index (AQI) for Prague, Wednesday, January 17, 2024: 2.

air quality index: 1
AQI 2 Moderate

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

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


What is the level of PM10 today in Prague? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Prague is: 34 (Moderate) The highest PM10 values usually occur in month: 40 (November 2018). The lowest value of particulate matter PM10 pollution in Prague is usually recorded in: February (12).

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

How high is the CO level? (carbon monoxide (CO))
576 (Good)

What is the current level of PM2.5 in Prague? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 14 (Moderate) For comparison, the highest level of PM2.5 in Prague in the last 7 days was: 59 (Thursday, January 11, 2024) and the lowest: 8 (Saturday, January 13, 2024). The highest PM2.5 values were recorded: 31 (February 2018). The lowest level of particulate matter PM2.5 pollution occurs in month: February (6.6).

How is the O3 level today in Prague? (ozone (O3))
17 (Good)

What is the level of SO2 pollution? (sulfur dioxide (SO2))
4 (Good)



Current data Wednesday, January 17, 2024, 10:00 AM

PM10 34 (Moderate)

NO2 52 (Moderate)

65 (Good)

CO 576 (Good)

PM2,5 14 (Moderate)

O3 17 (Good)

SO2 4 (Good)

Data on air pollution from recent days in Prague

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 51
Moderate		 48
Moderate		 30
Good		 17
Good		 15
Good		 17
Good		 22
Good		 41
Moderate
pm10 60
Unhealthy for Sensitive Groups		 76
Unhealthy for Sensitive Groups		 22
Moderate		 10
Good		 12
Good		 15
Good		 14
Good		 25
Moderate
no 43
Good		 50
Good		 9
Good		 5
Good		 4
Good		 5
Good		 7
Good		 33
Good
co 763
Good		 806
Good		 411
Good		 279
Good		 329
Good		 301
Good		 329
Good		 490
Good
pm25 50
Unhealthy for Sensitive Groups		 59
Unhealthy		 20
Moderate		 8
Good		 10
Good		 11
Good		 9
Good		 15
Moderate
o3 13
Good		 8
Good		 28
Good		 44
Good		 40
Good		 42
Good		 50
Good		 18
Good
so2 5
Good		 5
Good		 4
Good		 3
Good		 3
Good		 3
Good		 3
Good		 4
Good
data source »
Air pollution in Prague from September 2017 to May 2020
pollution pm25 hikersbay.com
index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 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 19 (Good) 28 (Good) 28 (Good) 22 (Good) 32 (Good) 30 (Good) 30 (Good) 29 (Good) 27 (Good) 27 (Good) 25 (Good) 27 (Good) 29 (Good) 34 (Good) 27 (Good) 42 (Moderate) 30 (Good) 31 (Good) 37 (Good) 40 (Good) 39 (Good) 34 (Good) 32 (Good) 28 (Good) 31 (Good) 35 (Good) 38 (Good) 38 (Good) 30 (Good) 32 (Good) 32 (Good) 30 (Good) 36 (Good)
pm10 14 (Good) 26 (Moderate) 23 (Moderate) 12 (Good) 29 (Moderate) 23 (Moderate) 23 (Moderate) 24 (Moderate) 18 (Good) 19 (Good) 21 (Moderate) 21 (Moderate) 17 (Good) 29 (Moderate) 19 (Good) 39 (Moderate) 22 (Moderate) 19 (Good) 40 (Moderate) 37 (Moderate) 25 (Moderate) 24 (Moderate) 23 (Moderate) 22 (Moderate) 27 (Moderate) 30 (Moderate) 38 (Moderate) 40 (Moderate) 25 (Moderate) 19 (Good) 25 (Moderate) 22 (Moderate) 27 (Moderate)
co 457 (Good) 484 (Good) 466 (Good) 363 (Good) 508 (Good) 490 (Good) 377 (Good) 347 (Good) 281 (Good) 325 (Good) 319 (Good) 419 (Good) 378 (Good) 373 (Good) 308 (Good) 446 (Good) 355 (Good) 335 (Good) 495 (Good) 408 (Good) 393 (Good) 310 (Good) 310 (Good) 318 (Good) 427 (Good) 382 (Good) 475 (Good) 495 (Good) 345 (Good) 350 (Good) 383 (Good) 263 (Good) 328 (Good)
pm25 9.5 (Good) 18 (Moderate) 15 (Moderate) 6.6 (Good) 20 (Moderate) 15 (Moderate) 14 (Moderate) 13 (Good) 8.1 (Good) 11 (Good) 11 (Good) 11 (Good) 9.8 (Good) 16 (Moderate) 12 (Good) 25 (Moderate) 17 (Moderate) 13 (Moderate) 30 (Moderate) 24 (Moderate) 14 (Moderate) 14 (Moderate) 14 (Moderate) 14 (Moderate) 16 (Moderate) 19 (Moderate) 30 (Moderate) 31 (Moderate) 19 (Moderate) 15 (Moderate) 17 (Moderate) 13 (Good) 18 (Moderate)
o3 67 (Good) 68 (Good) 55 (Good) 55 (Good) 26 (Good) 29 (Good) 20 (Good) 25 (Good) 42 (Good) 57 (Good) 71 (Moderate) 84 (Moderate) 62 (Good) 69 (Good) 56 (Good) 32 (Good) 38 (Good) 32 (Good) 16 (Good) 39 (Good) 51 (Good) 75 (Moderate) 87 (Moderate) 71 (Moderate) 80 (Moderate) 65 (Good) 48 (Good) 36 (Good) 33 (Good) 30 (Good) 24 (Good) 32 (Good) 34 (Good)
so2 3.4 (Good) 3.4 (Good) 5.8 (Good) 7.2 (Good) 4.6 (Good) 2.2 (Good) 3.1 (Good) 3.4 (Good) 4.9 (Good) 5.2 (Good) 4.6 (Good) 2.8 (Good) 2.3 (Good) 2.3 (Good) 1.9 (Good) 2.7 (Good) 1.9 (Good) 1.4 (Good) 1.7 (Good) 3.4 (Good) 2.3 (Good) 2.3 (Good) 2.5 (Good) 2.9 (Good) 15 (Good) 2.8 (Good) 4.5 (Good) 5.5 (Good) 7 (Good) 7 (Good) 6.6 (Good) 6.8 (Good) 8.1 (Good)
data source »

Quality of life in Prague

Green and Parks in the City

Prague 80%

Austria: 78% Slovakia: 58% Poland: 62% Germany: 78% Slovenia: 87%

particulate matter PM2.5

Prague 17 (Moderate)

Pleasure of spending time in the city

Prague 80%

Austria: 84% Slovakia: 73% Poland: 48% Germany: 80% Slovenia: 88%

particulate matter PM10

Prague 23 (Moderate)

Air Pollution

Prague 35%

Austria: 21% Slovakia: 35% Poland: 63% Germany: 25% Slovenia: 26%

Garbage Disposal

Prague 76%

Austria: 84% Slovakia: 65% Poland: 60% Germany: 74% Slovenia: 87%

Availability and quality of drinking water

Prague 88%

Austria: 91% Slovakia: 87% Poland: 65% Germany: 82% Slovenia: 96%

Cleanliness and tidiness

Prague 68%

Austria: 82% Slovakia: 57% Poland: 58% Germany: 65% Slovenia: 87%

Noise and Light pollution

Prague 45%

Austria: 34% Slovakia: 41% Poland: 51% Germany: 42% Slovenia: 37%

Water Pollution

Prague 27%

Austria: 14% Slovakia: 27% Poland: 39% Germany: 23% Slovenia: 17%
Source: Numbeo


Praha 8-Karlin

Wednesday, January 17, 2024, 10:00 AM

PM10 45 (Moderate)

particulate matter (PM10) suspended dust

NO2 58 (Moderate)

nitrogen dioxide (NO2)

51 (Good)

index_name_no

Praha 2-Legerova

Wednesday, January 17, 2024, 10:00 AM

178 (Good)

index_name_no

PM10 47 (Moderate)

particulate matter (PM10) suspended dust

CO 656 (Good)

carbon monoxide (CO)

NO2 81 (Moderate)

nitrogen dioxide (NO2)

CZ0ALIB

Wednesday, January 17, 2024, 10:00 AM

3.4 (Good)

index_name_no

NO2 13 (Good)

nitrogen dioxide (NO2)

PM10 9.4 (Good)

particulate matter (PM10) suspended dust

PM2,5 16 (Moderate)

particulate matter (PM2.5) dust

O3 43 (Good)

ozone (O3)

CO 495 (Good)

carbon monoxide (CO)

Praha 1-n. Republiky

Wednesday, January 17, 2024, 10:00 AM

PM10 34 (Moderate)

particulate matter (PM10) suspended dust

32 (Good)

index_name_no

NO2 49 (Moderate)

nitrogen dioxide (NO2)

Praha 2-Riegrovy sady

Wednesday, January 17, 2024, 10:00 AM

NO2 50 (Moderate)

nitrogen dioxide (NO2)

PM10 23 (Moderate)

particulate matter (PM10) suspended dust

20 (Good)

index_name_no

PM2,5 12 (Good)

particulate matter (PM2.5) dust

SO2 4.3 (Good)

sulfur dioxide (SO2)

O3 13 (Good)

ozone (O3)

CZ0ASUC

Wednesday, January 17, 2024, 10:00 AM

O3 7.6 (Good)

ozone (O3)

PM10 44 (Moderate)

particulate matter (PM10) suspended dust

Praha 10-Vrsovice

Wednesday, January 17, 2024, 10:00 AM

PM10 42 (Moderate)

particulate matter (PM10) suspended dust

Praha 9-Vysocany

Wednesday, January 17, 2024, 10:00 AM

PM10 31 (Moderate)

particulate matter (PM10) suspended dust

O3 5 (Good)

ozone (O3)

NO2 58 (Moderate)

nitrogen dioxide (NO2)

104 (Good)

index_name_no

Praha 8-Karlin

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 54 28 21 18 22 29 51 47
pm10 25 17 15 15 12 22 78 56
no 45 6.5 7.6 4.5 6.2 - - 16

Praha 2-Legerova

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 35 16 13 14 12 22 86 73
co 452 219 222 326 336 465 913 864
no2 45 24 16 13 16 35 51 63
no 61 13 3.1 3.5 5.1 12 65 84

CZ0ALIB

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
pm25 15 9.3 11 8.8 9.6 23 58 53
co 529 439 380 333 221 356 699 662
no 5.1 2 2.2 2 1.9 3.4 14 21
pm10 16 10 14 9.7 7.2 25 65 55
no2 17 10 11 9.2 8.9 25 39 46
o3 39 58 48 44 49 27 13 16

Praha 1-n. Republiky

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 38 25 18 18 21 30 45 48
pm10 26 12 15 12 7.8 22 72 58
no 18 4.2 3.5 4.6 4.9 8.7 43 37

Praha 2-Riegrovy sady

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 21 13 15 11 9.5 19 72 57
o3 14 46 41 37 40 28 7 10
no2 42 19 16 14 16 26 48 52
no 25 2.1 2.3 2.2 - 3 31 26
so2 3.8 3.1 3.4 3.2 3 4.1 4.8 4.8
pm25 15 9.7 11 10 7.1 17 60 48

CZ0ASUC

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 23 10 11 11 8.8 19 71 53
o3 13 53 43 42 48 35 6.9 17

Praha 10-Vrsovice

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 29 17 18 13 11 27 79 66

Praha 9-Vysocany

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 49 28 20 17 20 34 54 52
no 47 15 8.5 4.4 5.9 19 97 76
pm10 24 15 17 15 11 23 83 59
o3 5.1 40 38 35 38 22 6.1 9.4

CZ0AKAL

index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 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 15 33 24 14 29 25 25 25 21 23 29 29 20 34 21 43 23 20 40 38 27 29 28 26 36 35 41 42 26 16 20 24 30
no2 15 27 27 25 34 31 31 30 29 27 23 24 27 30 29 40 30 32 34 36 39 29 23 21 24 33 36 33 30 33 31 32 33

CZ0ALEG

index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 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 15 28 25 12 32 27 29 29 20 22 28 22 17 31 18 40 24 18 42 38 23 24 21 20 26 27 38 42 23 19 25 20 30
co 496 561 547 362 535 508 480 375 257 310 341 475 433 440 353 499 379 373 562 449 430 383 344 380 559 451 562 492 371 354 439 242 390
no2 33 43 42 31 44 42 46 43 42 47 46 58 48 61 38 55 42 41 56 58 57 58 55 49 62 60 62 62 44 41 43 39 60

CZ0ALIB

2017-09   2020-05
pollution pm25 hikersbay.com
index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 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 10 18 15 6.5 20 14 14 12 7.8 9.9 11 11 9.4 17 12 24 17 12 30 21 14 14 14 14 17 17 30 32 18 14 15 11 16
pm10 11 21 18 7.7 24 17 17 17 13 14 16 16 13 22 16 29 19 14 33 28 17 17 19 18 21 21 30 33 19 16 19 16 21
co 417 407 385 363 481 471 274 319 304 339 296 363 323 306 263 392 331 297 427 366 355 237 276 256 295 313 387 498 319 345 327 284 266
so2 - 3.3 8.2 11 6 2.5 4.6 5.4 6 4.1 4.8 2.1 2 2.2 2.1 3.5 1.6 1.4 1.6 2.3 3.1 3.1 3.1 2.1 2 1.9 3.9 3.5 2.9 3.1 4.4 5.7 7.8
no2 12 16 16 10 21 17 17 16 14 12 12 11 14 18 13 28 20 18 28 26 19 17 15 14 15 16 21 25 15 17 18 16 20
o3 70 75 60 61 32 35 25 32 48 63 72 91 67 72 61 38 42 37 18 43 62 80 91 75 83 71 55 41 41 35 29 37 37

CZ0AREP

index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 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 14 26 24 12 29 25 28 32 21 22 23 23 20 31 20 38 17 20 40 37 25 24 24 22 29 32 41 42 25 20 28 22 13
no2 19 28 28 24 31 29 29 27 26 24 23 20 28 33 27 39 29 32 34 39 35 33 42 40 29 34 40 40 30 31 31 28 34

CZ0ARIE

2017-09   2020-05
pollution pm25 hikersbay.com
index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 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 9.1 18 15 6.6 20 15 15 14 8.3 11 11 11 10 18 11 23 16 13 30 25 10 10 11 9.8 12 17 27 29 18 12 14 9.2 14
pm10 13 25 21 9.7 27 20 20 18 16 17 19 19 15 26 16 33 20 16 37 35 22 21 21 20 25 27 35 35 22 17 20 17 23
so2 3.4 3.4 3.5 3.2 3.3 1.9 1.6 1.3 3.9 6.2 4.5 3.5 2.5 2.3 1.7 2 2.1 1.4 1.8 4.6 1.4 1.4 1.8 3.8 29 3.7 5 7.5 11 11 8.8 8 8.3
no2 13 21 21 16 29 25 25 24 20 19 16 17 21 24 22 38 27 26 33 35 29 22 19 16 14 22 26 29 22 25 26 23 27
o3 68 69 54 53 25 28 18 24 42 57 72 86 62 69 57 32 38 31 15 38 52 77 87 73 83 68 50 36 34 29 23 31 35

CZ0ASMI

2017-09   2019-04
pollution pm25 hikersbay.com
index 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 12 13 26 17 15 29 26 19 19 18 17 19 23 33 31 22 18 21 18 23
pm10 33 21 42 24 23 42 43 31 27 27 26 30 35 42 40 32 26 33 28 35
no2 40 29 45 33 40 39 45 49 44 39 30 42 44 42 35 40 42 43 38 40

CZ0ASUC

index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 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 13 22 20 8.8 26 20 20 20 14 16 17 17 14 23 15 30 20 17 36 31 20 19 19 18 21 23 31 36 22 15 21 19 25
o3 74 77 62 61 28 31 21 24 47 64 79 90 70 78 61 37 44 36 19 44 56 81 94 78 88 72 53 40 35 33 28 38 41

CZ0AVRS

index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 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 14 27 25 15 32 26 25 26 20 19 20 21 17 31 25 56 29 23 51 47 30 27 25 25 31 34 44 48 27 23 29 26 32

CZ0AVYN

index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 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 15 30 25 15 31 25 23 25 20 20 21 22 19 28 20 43 24 18 40 38 27 25 23 23 27 31 36 38 25 20 28 26 31
o3 57 52 45 46 20 22 14 18 32 45 60 69 47 56 46 23 31 25 12 31 34 61 73 59 66 50 36 28 24 22 16 24 25
no2 23 35 32 25 36 32 31 32 33 31 29 30 34 34 29 46 32 32 36 40 45 36 32 30 31 35 40 40 31 33 35 35 38

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