Air Quality
Excellent
No health implications.
20
PM2.5
42
PM10
94
O3
0.6
CO
8
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Mar
63
Good
Mon
30 Mar
81
Good
Tue
31 Mar
65
Good
Wed
1 Apr
80
Good
Thu
2 Apr
54
Good
Fri
3 Apr
54
Good
Sat
4 Apr
22
Excellent
Air quality in the last 12 months (Tiandeng)
|
2026/02
|
41
|
51
|
77
|
102
|
83
|
70
|
54
|
23
|
34
|
46
|
23
|
45
|
48
|
54
|
49
|
48
|
57
|
44
|
46
|
47
|
76
|
78
|
56
|
54
|
60
|
43
|
40
|
50
|
|||
|
2026/01
|
44
|
20
|
41
|
68
|
25
|
32
|
42
|
58
|
72
|
84
|
88
|
93
|
86
|
108
|
94
|
92
|
90
|
80
|
69
|
54
|
23
|
21
|
44
|
62
|
81
|
76
|
39
|
42
|
68
|
54
|
30
|
|
2025/12
|
68
|
63
|
60
|
74
|
67
|
62
|
73
|
53
|
62
|
78
|
87
|
79
|
35
|
44
|
55
|
62
|
62
|
55
|
63
|
56
|
48
|
58
|
50
|
20
|
23
|
53
|
62
|
67
|
77
|
80
|
70
|
|
2025/11
|
20
|
20
|
16
|
10
|
20
|
34
|
43
|
36
|
23
|
16
|
18
|
20
|
34
|
43
|
48
|
47
|
50
|
18
|
16
|
28
|
34
|
44
|
49
|
52
|
50
|
51
|
52
|
55
|
59
|
61
|
|
|
2025/10
|
29
|
30
|
33
|
27
|
33
|
13
|
17
|
29
|
33
|
41
|
45
|
42
|
41
|
25
|
20
|
29
|
37
|
50
|
36
|
17
|
15
|
12
|
21
|
30
|
34
|
32
|
29
|
38
|
54
|
50
|
26
|
|
2025/09
|
30
|
30
|
28
|
28
|
29
|
33
|
37
|
41
|
20
|
27
|
27
|
24
|
24
|
31
|
27
|
26
|
22
|
25
|
31
|
39
|
39
|
28
|
23
|
19
|
12
|
14
|
26
|
28
|
21
|
20
|
|
|
2025/08
|
21
|
25
|
40
|
36
|
36
|
26
|
25
|
34
|
32
|
28
|
29
|
38
|
39
|
33
|
17
|
18
|
25
|
19
|
10
|
24
|
27
|
30
|
32
|
34
|
24
|
22
|
27
|
26
|
33
|
28
|
30
|
|
2025/07
|
20
|
16
|
24
|
29
|
36
|
39
|
37
|
31
|
38
|
20
|
21
|
22
|
27
|
21
|
33
|
33
|
31
|
46
|
41
|
30
|
22
|
13
|
13
|
15
|
23
|
29
|
29
|
35
|
45
|
39
|
31
|
|
2025/06
|
38
|
38
|
26
|
33
|
51
|
41
|
39
|
35
|
25
|
27
|
39
|
29
|
24
|
31
|
31
|
27
|
28
|
30
|
32
|
24
|
22
|
25
|
28
|
27
|
28
|
27
|
27
|
26
|
26
|
22
|
|
|
2025/05
|
33
|
47
|
52
|
46
|
45
|
28
|
41
|
54
|
34
|
30
|
25
|
41
|
48
|
40
|
34
|
28
|
33
|
26
|
24
|
34
|
36
|
33
|
21
|
32
|
38
|
32
|
47
|
48
|
17
|
29
|
38
|
|
2025/04
|
42
|
61
|
66
|
54
|
61
|
103
|
88
|
76
|
54
|
49
|
56
|
48
|
165
|
149
|
101
|
86
|
80
|
66
|
56
|
50
|
47
|
50
|
38
|
40
|
32
|
43
|
48
|
30
|
46
|
46
|
|
|
2025/03
|
48
|
48
|
61
|
69
|
43
|
25
|
36
|
47
|
58
|
61
|
70
|
37
|
41
|
42
|
26
|
20
|
50
|
32
|
36
|
51
|
72
|
79
|
76
|
91
|
95
|
79
|
75
|
90
|
45
|
20
|
29
|
|
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