Air Quality
Excellent
No health implications.
24
PM2.5
36
PM10
107
O3
0.3
CO
5
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Feb
55
Good
Thu
26 Feb
57
Good
Fri
27 Feb
58
Good
Sat
28 Feb
56
Good
Sun
1 Mar
45
Excellent
Mon
2 Mar
41
Excellent
Tue
3 Mar
42
Excellent
Dongchuan Air quality rank
Air quality in the last 12 months (Dongchuan)
|
2026/01
|
46
|
31
|
28
|
26
|
34
|
32
|
43
|
42
|
55
|
55
|
60
|
44
|
49
|
48
|
57
|
41
|
61
|
48
|
51
|
40
|
34
|
50
|
54
|
49
|
45
|
49
|
56
|
57
|
43
|
37
|
43
|
|
2025/12
|
59
|
62
|
51
|
39
|
44
|
48
|
46
|
55
|
46
|
48
|
53
|
40
|
48
|
53
|
44
|
48
|
48
|
46
|
43
|
46
|
44
|
35
|
47
|
48
|
40
|
55
|
60
|
53
|
44
|
39
|
40
|
|
2025/11
|
21
|
15
|
11
|
25
|
25
|
21
|
25
|
26
|
14
|
19
|
25
|
26
|
29
|
30
|
31
|
34
|
38
|
28
|
19
|
32
|
47
|
36
|
40
|
38
|
42
|
54
|
44
|
51
|
55
|
59
|
|
|
2025/10
|
13
|
13
|
18
|
18
|
23
|
20
|
12
|
12
|
15
|
20
|
21
|
22
|
25
|
25
|
24
|
18
|
15
|
18
|
20
|
18
|
14
|
16
|
23
|
31
|
30
|
22
|
21
|
27
|
27
|
33
|
30
|
|
2025/09
|
24
|
24
|
26
|
25
|
23
|
23
|
27
|
25
|
24
|
27
|
20
|
19
|
21
|
20
|
21
|
19
|
18
|
22
|
20
|
27
|
25
|
22
|
17
|
18
|
30
|
15
|
15
|
17
|
14
|
15
|
|
|
2025/08
|
31
|
31
|
34
|
29
|
30
|
29
|
29
|
20
|
22
|
20
|
20
|
19
|
27
|
37
|
33
|
19
|
17
|
23
|
23
|
27
|
21
|
14
|
14
|
18
|
19
|
16
|
18
|
19
|
22
|
22
|
25
|
|
2025/07
|
17
|
12
|
16
|
18
|
18
|
21
|
23
|
19
|
19
|
21
|
19
|
23
|
29
|
33
|
33
|
34
|
33
|
36
|
23
|
26
|
16
|
13
|
14
|
16
|
16
|
18
|
23
|
29
|
40
|
31
|
31
|
|
2025/06
|
17
|
20
|
23
|
25
|
29
|
35
|
36
|
34
|
39
|
34
|
30
|
39
|
47
|
41
|
19
|
27
|
22
|
15
|
15
|
16
|
19
|
14
|
21
|
14
|
14
|
16
|
16
|
17
|
19
|
17
|
|
|
2025/05
|
42
|
38
|
31
|
30
|
35
|
35
|
31
|
27
|
36
|
31
|
29
|
36
|
33
|
34
|
34
|
31
|
31
|
32
|
35
|
32
|
36
|
35
|
49
|
32
|
27
|
24
|
17
|
17
|
18
|
16
|
14
|
|
2025/04
|
46
|
47
|
60
|
69
|
58
|
51
|
52
|
62
|
58
|
62
|
53
|
78
|
79
|
65
|
58
|
39
|
30
|
32
|
36
|
34
|
29
|
34
|
47
|
45
|
40
|
57
|
58
|
38
|
34
|
28
|
|
|
2025/03
|
41
|
45
|
42
|
45
|
47
|
35
|
39
|
53
|
47
|
48
|
48
|
55
|
67
|
66
|
52
|
27
|
23
|
17
|
37
|
44
|
59
|
63
|
54
|
41
|
38
|
37
|
36
|
83
|
72
|
53
|
41
|
|
2025/02
|
40
|
48
|
21
|
40
|
49
|
44
|
26
|
34
|
39
|
34
|
38
|
46
|
46
|
54
|
48
|
53
|
34
|
39
|
52
|
41
|
45
|
42
|
43
|
31
|
33
|
32
|
37
|
37
|
|||
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution