Air Pollution in Castrillón: Real-time Air Quality Index and smog alert.
Pollution and air quality forecast for Castrillón. Today is Friday, May 2, 2025. The following air pollution values have been recorded for Castrillón:- nitrogen dioxide (NO2) - 32 (Good)
- carbon monoxide (CO) - 50 (Good)
- ozone (O3) - 37 (Good)
- particulate matter (PM2.5) dust - 2 (Good)
- particulate matter (PM10) suspended dust - 9 (Good)
What is the air quality in Castrillón today? Is the air polluted in Castrillón?. Is there smog?
How high is the level of NO2? (nitrogen dioxide (NO2))
32 (Good)
How high is the CO level? (carbon monoxide (CO))
50 (Good)
How is the O3 level today in Castrillón? (ozone (O3))
37 (Good)
What is the current level of PM2.5 in Castrillón? (particulate matter (PM2.5) dust)
Today's PM2.5 level is:
2 (Good)
For comparison, the highest level of PM2.5 in Castrillón in the last 7 days was: 13 (Saturday, January 13, 2024) and the lowest: 4 (Wednesday, January 17, 2024).
The highest PM2.5 values were recorded: 16 (February 2019).
The lowest level of particulate matter PM2.5 pollution occurs in month: October (0.38).
What is the level of PM10 today in Castrillón? (particulate matter (PM10) suspended dust)
The current level of particulate matter PM10 in Castrillón is:
9 (Good)
The highest PM10 values usually occur in month: 36 (February 2020).
The lowest value of particulate matter PM10 pollution in Castrillón is usually recorded in: October (0.95).
Current data Wednesday, January 17, 2024, 9:00 AM
NO2 32 (Good)
CO 50 (Good)
O3 37 (Good)
PM2,5 2 (Good)
PM10 9 (Good)
Data on air pollution from recent days in Castrillón
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
co
155
Good
151
Good
214
Good
313
Good
97
Good
73
Good
135
Good
49
Good
no2
15
Good
15
Good
15
Good
18
Good
12
Good
13
Good
17
Good
10
Good
pm25
8
Good
8
Good
8
Good
13
Moderate
6
Good
5
Good
7
Good
4
Good
pm10
12
Good
12
Good
14
Good
22
Moderate
12
Good
9
Good
14
Good
11
Good
o3
18
Good
20
Good
12
Good
5
Good
11
Good
20
Good
5
Good
12
Good
data source »
Air pollution in Castrillón from September 2017 to May 2020
index
2020-05
2020-04
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
co
124 (Good)
201 (Good)
311 (Good)
542 (Good)
533 (Good)
348 (Good)
31 (Good)
23 (Good)
192 (Good)
130 (Good)
390 (Good)
571 (Good)
443 (Good)
417 (Good)
418 (Good)
352 (Good)
451 (Good)
426 (Good)
529 (Good)
610 (Good)
692 (Good)
654 (Good)
614 (Good)
522 (Good)
324 (Good)
341 (Good)
380 (Good)
447 (Good)
415 (Good)
409 (Good)
449 (Good)
441 (Good)
no2
4.4 (Good)
9.4 (Good)
9.5 (Good)
16 (Good)
19 (Good)
14 (Good)
0.61 (Good)
0.55 (Good)
3.7 (Good)
2.7 (Good)
8.8 (Good)
11 (Good)
11 (Good)
15 (Good)
25 (Good)
16 (Good)
11 (Good)
7.6 (Good)
8.6 (Good)
10 (Good)
12 (Good)
8.3 (Good)
6.7 (Good)
7.5 (Good)
8 (Good)
4.7 (Good)
5.1 (Good)
9.6 (Good)
8.2 (Good)
15 (Good)
14 (Good)
12 (Good)
o3
39 (Good)
53 (Good)
47 (Good)
34 (Good)
24 (Good)
9.3 (Good)
4.7 (Good)
1.3 (Good)
9.7 (Good)
7.7 (Good)
41 (Good)
32 (Good)
32 (Good)
30 (Good)
19 (Good)
30 (Good)
16 (Good)
25 (Good)
17 (Good)
21 (Good)
17 (Good)
20 (Good)
35 (Good)
38 (Good)
23 (Good)
30 (Good)
35 (Good)
20 (Good)
23 (Good)
20 (Good)
25 (Good)
28 (Good)
pm25
6.3 (Good)
8.6 (Good)
11 (Good)
12 (Good)
6.8 (Good)
13 (Good)
0.4 (Good)
0.38 (Good)
2.9 (Good)
1.4 (Good)
6.8 (Good)
7.5 (Good)
7.8 (Good)
9 (Good)
16 (Moderate)
7.6 (Good)
12 (Good)
8.6 (Good)
8.5 (Good)
7.3 (Good)
5.7 (Good)
4.7 (Good)
6.1 (Good)
8.9 (Good)
7.7 (Good)
4.7 (Good)
7.3 (Good)
8.4 (Good)
11 (Good)
10 (Good)
9 (Good)
7.5 (Good)
pm10
33 (Moderate)
22 (Moderate)
30 (Moderate)
36 (Moderate)
10 (Good)
13 (Good)
1.3 (Good)
0.95 (Good)
9.8 (Good)
3.5 (Good)
15 (Good)
15 (Good)
14 (Good)
19 (Good)
30 (Moderate)
16 (Good)
16 (Good)
12 (Good)
13 (Good)
16 (Good)
15 (Good)
13 (Good)
13 (Good)
16 (Good)
10 (Good)
14 (Good)
21 (Moderate)
16 (Good)
14 (Good)
20 (Moderate)
24 (Moderate)
21 (Moderate)
data source »
SALINAS
Wednesday, January 17, 2024, 9:00 AM
NO2 32 (Good)
nitrogen dioxide (NO2)
CO 50 (Good)
carbon monoxide (CO)
O3 37 (Good)
ozone (O3)
PM2,5 2 (Good)
particulate matter (PM2.5) dust
PM10 9 (Good)
particulate matter (PM10) suspended dust
SALINAS
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
co
49
135
73
97
313
214
151
155
no2
10
17
13
12
18
15
15
15
pm25
3.6
6.6
4.9
5.9
13
8.4
7.8
7.9
pm10
11
14
9
12
22
14
12
12
o3
12
5.1
20
11
5.1
12
20
18
ES2054A
2017-09 2020-05
index
2020-05
2020-04
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
pm25
6.3
8.6
11
12
6.8
13
0.4
0.38
2.9
1.4
6.8
7.5
7.8
9
16
7.6
12
8.6
8.5
7.3
5.7
4.7
6.1
8.9
7.7
4.7
7.3
8.4
11
10
9
7.5
pm10
33
22
30
36
10
13
1.3
0.95
9.8
3.5
15
15
14
19
30
16
16
12
13
16
15
13
13
16
10
14
21
16
14
20
24
21
co
124
201
311
542
533
348
31
23
192
130
390
571
443
417
418
352
451
426
529
610
692
654
614
522
324
341
380
447
415
409
449
441
no2
4.4
9.4
9.5
16
19
14
0.61
0.55
3.7
2.7
8.8
11
11
15
25
16
11
7.6
8.6
10
12
8.3
6.7
7.5
8
4.7
5.1
9.6
8.2
15
14
12
o3
39
53
47
34
24
9.3
4.7
1.3
9.7
7.7
41
32
32
30
19
30
16
25
17
21
17
20
35
38
23
30
35
20
23
20
25
28
* Pollution data source:
https://openaq.org
(EEA Spain)
The data is licensed under CC-By 4.0
NO2 32 (Good)
CO 50 (Good)
O3 37 (Good)
PM2,5 2 (Good)
PM10 9 (Good)
Data on air pollution from recent days in Castrillón
| 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 |
|---|---|---|---|---|---|---|---|---|
| co | 155 Good |
151 Good |
214 Good |
313 Good |
97 Good |
73 Good |
135 Good |
49 Good |
| no2 | 15 Good |
15 Good |
15 Good |
18 Good |
12 Good |
13 Good |
17 Good |
10 Good |
| pm25 | 8 Good |
8 Good |
8 Good |
13 Moderate |
6 Good |
5 Good |
7 Good |
4 Good |
| pm10 | 12 Good |
12 Good |
14 Good |
22 Moderate |
12 Good |
9 Good |
14 Good |
11 Good |
| o3 | 18 Good |
20 Good |
12 Good |
5 Good |
11 Good |
20 Good |
5 Good |
12 Good |
| index | 2020-05 | 2020-04 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| co | 124 (Good) | 201 (Good) | 311 (Good) | 542 (Good) | 533 (Good) | 348 (Good) | 31 (Good) | 23 (Good) | 192 (Good) | 130 (Good) | 390 (Good) | 571 (Good) | 443 (Good) | 417 (Good) | 418 (Good) | 352 (Good) | 451 (Good) | 426 (Good) | 529 (Good) | 610 (Good) | 692 (Good) | 654 (Good) | 614 (Good) | 522 (Good) | 324 (Good) | 341 (Good) | 380 (Good) | 447 (Good) | 415 (Good) | 409 (Good) | 449 (Good) | 441 (Good) |
| no2 | 4.4 (Good) | 9.4 (Good) | 9.5 (Good) | 16 (Good) | 19 (Good) | 14 (Good) | 0.61 (Good) | 0.55 (Good) | 3.7 (Good) | 2.7 (Good) | 8.8 (Good) | 11 (Good) | 11 (Good) | 15 (Good) | 25 (Good) | 16 (Good) | 11 (Good) | 7.6 (Good) | 8.6 (Good) | 10 (Good) | 12 (Good) | 8.3 (Good) | 6.7 (Good) | 7.5 (Good) | 8 (Good) | 4.7 (Good) | 5.1 (Good) | 9.6 (Good) | 8.2 (Good) | 15 (Good) | 14 (Good) | 12 (Good) |
| o3 | 39 (Good) | 53 (Good) | 47 (Good) | 34 (Good) | 24 (Good) | 9.3 (Good) | 4.7 (Good) | 1.3 (Good) | 9.7 (Good) | 7.7 (Good) | 41 (Good) | 32 (Good) | 32 (Good) | 30 (Good) | 19 (Good) | 30 (Good) | 16 (Good) | 25 (Good) | 17 (Good) | 21 (Good) | 17 (Good) | 20 (Good) | 35 (Good) | 38 (Good) | 23 (Good) | 30 (Good) | 35 (Good) | 20 (Good) | 23 (Good) | 20 (Good) | 25 (Good) | 28 (Good) |
| pm25 | 6.3 (Good) | 8.6 (Good) | 11 (Good) | 12 (Good) | 6.8 (Good) | 13 (Good) | 0.4 (Good) | 0.38 (Good) | 2.9 (Good) | 1.4 (Good) | 6.8 (Good) | 7.5 (Good) | 7.8 (Good) | 9 (Good) | 16 (Moderate) | 7.6 (Good) | 12 (Good) | 8.6 (Good) | 8.5 (Good) | 7.3 (Good) | 5.7 (Good) | 4.7 (Good) | 6.1 (Good) | 8.9 (Good) | 7.7 (Good) | 4.7 (Good) | 7.3 (Good) | 8.4 (Good) | 11 (Good) | 10 (Good) | 9 (Good) | 7.5 (Good) |
| pm10 | 33 (Moderate) | 22 (Moderate) | 30 (Moderate) | 36 (Moderate) | 10 (Good) | 13 (Good) | 1.3 (Good) | 0.95 (Good) | 9.8 (Good) | 3.5 (Good) | 15 (Good) | 15 (Good) | 14 (Good) | 19 (Good) | 30 (Moderate) | 16 (Good) | 16 (Good) | 12 (Good) | 13 (Good) | 16 (Good) | 15 (Good) | 13 (Good) | 13 (Good) | 16 (Good) | 10 (Good) | 14 (Good) | 21 (Moderate) | 16 (Good) | 14 (Good) | 20 (Moderate) | 24 (Moderate) | 21 (Moderate) |
NO2 32 (Good)
nitrogen dioxide (NO2)CO 50 (Good)
carbon monoxide (CO)O3 37 (Good)
ozone (O3)PM2,5 2 (Good)
particulate matter (PM2.5) dustPM10 9 (Good)
particulate matter (PM10) suspended dustSALINAS
| 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 |
|---|---|---|---|---|---|---|---|---|
| co | 49 | 135 | 73 | 97 | 313 | 214 | 151 | 155 |
| no2 | 10 | 17 | 13 | 12 | 18 | 15 | 15 | 15 |
| pm25 | 3.6 | 6.6 | 4.9 | 5.9 | 13 | 8.4 | 7.8 | 7.9 |
| pm10 | 11 | 14 | 9 | 12 | 22 | 14 | 12 | 12 |
| o3 | 12 | 5.1 | 20 | 11 | 5.1 | 12 | 20 | 18 |
ES2054A
| index | 2020-05 | 2020-04 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| pm25 | 6.3 | 8.6 | 11 | 12 | 6.8 | 13 | 0.4 | 0.38 | 2.9 | 1.4 | 6.8 | 7.5 | 7.8 | 9 | 16 | 7.6 | 12 | 8.6 | 8.5 | 7.3 | 5.7 | 4.7 | 6.1 | 8.9 | 7.7 | 4.7 | 7.3 | 8.4 | 11 | 10 | 9 | 7.5 |
| pm10 | 33 | 22 | 30 | 36 | 10 | 13 | 1.3 | 0.95 | 9.8 | 3.5 | 15 | 15 | 14 | 19 | 30 | 16 | 16 | 12 | 13 | 16 | 15 | 13 | 13 | 16 | 10 | 14 | 21 | 16 | 14 | 20 | 24 | 21 |
| co | 124 | 201 | 311 | 542 | 533 | 348 | 31 | 23 | 192 | 130 | 390 | 571 | 443 | 417 | 418 | 352 | 451 | 426 | 529 | 610 | 692 | 654 | 614 | 522 | 324 | 341 | 380 | 447 | 415 | 409 | 449 | 441 |
| no2 | 4.4 | 9.4 | 9.5 | 16 | 19 | 14 | 0.61 | 0.55 | 3.7 | 2.7 | 8.8 | 11 | 11 | 15 | 25 | 16 | 11 | 7.6 | 8.6 | 10 | 12 | 8.3 | 6.7 | 7.5 | 8 | 4.7 | 5.1 | 9.6 | 8.2 | 15 | 14 | 12 |
| o3 | 39 | 53 | 47 | 34 | 24 | 9.3 | 4.7 | 1.3 | 9.7 | 7.7 | 41 | 32 | 32 | 30 | 19 | 30 | 16 | 25 | 17 | 21 | 17 | 20 | 35 | 38 | 23 | 30 | 35 | 20 | 23 | 20 | 25 | 28 |