Air Quality
Excellent
No health implications.
20
PM2.5
21
PM10
63
O3
0.8
CO
6
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Mar
52
Good
Sun
22 Mar
52
Good
Mon
23 Mar
56
Good
Tue
24 Mar
55
Good
Wed
25 Mar
72
Good
Thu
26 Mar
60
Good
Fri
27 Mar
42
Excellent
Air quality in the last 12 months (Dingnan)
|
2026/02
|
23
|
40
|
50
|
59
|
57
|
55
|
29
|
36
|
40
|
49
|
44
|
46
|
52
|
41
|
33
|
42
|
56
|
43
|
41
|
42
|
49
|
59
|
53
|
59
|
38
|
34
|
29
|
13
|
|||
|
2026/01
|
36
|
16
|
36
|
50
|
43
|
35
|
43
|
50
|
56
|
55
|
59
|
64
|
61
|
64
|
72
|
75
|
68
|
83
|
78
|
41
|
31
|
41
|
39
|
51
|
52
|
60
|
50
|
37
|
48
|
52
|
29
|
|
2025/12
|
50
|
57
|
56
|
56
|
59
|
57
|
57
|
56
|
62
|
59
|
58
|
58
|
36
|
35
|
54
|
51
|
54
|
64
|
63
|
52
|
70
|
52
|
49
|
50
|
22
|
34
|
42
|
48
|
49
|
51
|
56
|
|
2025/11
|
33
|
46
|
38
|
15
|
16
|
29
|
42
|
47
|
43
|
20
|
34
|
16
|
17
|
31
|
45
|
53
|
50
|
41
|
23
|
39
|
41
|
55
|
54
|
55
|
47
|
70
|
62
|
72
|
77
|
60
|
|
|
2025/10
|
45
|
28
|
37
|
39
|
29
|
25
|
35
|
39
|
40
|
36
|
36
|
40
|
29
|
31
|
30
|
33
|
39
|
39
|
27
|
17
|
13
|
14
|
25
|
30
|
35
|
46
|
52
|
51
|
27
|
42
|
38
|
|
2025/09
|
33
|
26
|
29
|
33
|
33
|
32
|
18
|
12
|
13
|
19
|
20
|
30
|
29
|
34
|
32
|
30
|
30
|
18
|
20
|
11
|
19
|
20
|
19
|
13
|
20
|
24
|
33
|
34
|
37
|
48
|
|
|
2025/08
|
24
|
27
|
19
|
16
|
14
|
22
|
29
|
31
|
28
|
22
|
18
|
27
|
26
|
10
|
18
|
24
|
29
|
21
|
19
|
18
|
25
|
20
|
28
|
23
|
26
|
16
|
21
|
25
|
25
|
27
|
34
|
|
2025/07
|
27
|
25
|
34
|
38
|
19
|
24
|
32
|
37
|
34
|
15
|
12
|
21
|
33
|
25
|
29
|
35
|
38
|
28
|
17
|
14
|
12
|
13
|
18
|
21
|
22
|
23
|
22
|
20
|
22
|
19
|
18
|
|
2025/06
|
31
|
23
|
14
|
27
|
38
|
38
|
35
|
41
|
28
|
31
|
31
|
26
|
21
|
17
|
16
|
21
|
18
|
24
|
22
|
14
|
17
|
20
|
23
|
24
|
23
|
18
|
20
|
20
|
22
|
22
|
|
|
2025/05
|
60
|
53
|
50
|
49
|
31
|
33
|
36
|
55
|
33
|
31
|
30
|
42
|
46
|
43
|
34
|
23
|
21
|
26
|
24
|
26
|
26
|
32
|
31
|
25
|
48
|
48
|
44
|
40
|
11
|
22
|
39
|
|
2025/04
|
24
|
42
|
53
|
61
|
48
|
54
|
61
|
67
|
85
|
61
|
51
|
62
|
143
|
99
|
90
|
80
|
66
|
60
|
42
|
39
|
43
|
38
|
32
|
34
|
23
|
20
|
36
|
42
|
49
|
61
|
|
|
2025/03
|
55
|
39
|
34
|
22
|
14
|
15
|
25
|
33
|
43
|
51
|
57
|
48
|
35
|
33
|
32
|
13
|
50
|
46
|
47
|
54
|
54
|
56
|
64
|
73
|
83
|
61
|
45
|
59
|
21
|
10
|
13
|
|
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