Air Quality
Excellent
No health implications.
24
PM2.5
30
PM10
49
O3
0.7
CO
5
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Feb
48
Excellent
Tue
24 Feb
53
Good
Wed
25 Feb
51
Good
Thu
26 Feb
47
Excellent
Fri
27 Feb
41
Excellent
Sat
28 Feb
41
Excellent
Sun
1 Mar
46
Excellent
Air quality in the last 12 months (Tianzhu)
|
2026/01
|
28
|
55
|
53
|
38
|
39
|
49
|
55
|
54
|
70
|
98
|
89
|
92
|
92
|
105
|
126
|
124
|
118
|
102
|
64
|
28
|
50
|
60
|
64
|
79
|
65
|
25
|
53
|
68
|
69
|
18
|
40
|
|
2025/12
|
73
|
84
|
67
|
58
|
55
|
64
|
68
|
61
|
69
|
77
|
81
|
120
|
33
|
42
|
54
|
61
|
64
|
59
|
59
|
67
|
53
|
60
|
41
|
45
|
55
|
54
|
59
|
63
|
76
|
85
|
79
|
|
2025/11
|
29
|
22
|
15
|
16
|
24
|
21
|
20
|
9
|
9
|
11
|
25
|
34
|
33
|
37
|
39
|
45
|
48
|
20
|
23
|
28
|
30
|
34
|
42
|
44
|
41
|
42
|
51
|
51
|
46
|
50
|
|
|
2025/10
|
27
|
19
|
20
|
23
|
26
|
24
|
19
|
23
|
24
|
25
|
25
|
35
|
39
|
27
|
27
|
21
|
23
|
17
|
11
|
10
|
11
|
22
|
33
|
35
|
45
|
38
|
29
|
34
|
48
|
47
|
34
|
|
2025/09
|
24
|
21
|
19
|
19
|
25
|
29
|
29
|
30
|
15
|
15
|
17
|
14
|
17
|
22
|
21
|
20
|
19
|
23
|
24
|
21
|
24
|
23
|
16
|
14
|
14
|
14
|
20
|
23
|
28
|
28
|
|
|
2025/08
|
23
|
26
|
23
|
24
|
24
|
15
|
12
|
15
|
19
|
19
|
20
|
26
|
31
|
22
|
13
|
16
|
20
|
22
|
18
|
16
|
14
|
14
|
19
|
22
|
19
|
21
|
18
|
19
|
24
|
26
|
23
|
|
2025/07
|
16
|
15
|
17
|
19
|
22
|
28
|
25
|
26
|
28
|
23
|
20
|
30
|
22
|
22
|
16
|
18
|
21
|
29
|
27
|
25
|
13
|
11
|
13
|
17
|
18
|
22
|
24
|
21
|
23
|
21
|
23
|
|
2025/06
|
19
|
15
|
25
|
28
|
35
|
30
|
23
|
24
|
27
|
25
|
26
|
24
|
23
|
17
|
20
|
23
|
14
|
12
|
14
|
13
|
14
|
12
|
12
|
14
|
19
|
23
|
17
|
14
|
15
|
18
|
|
|
2025/05
|
35
|
47
|
44
|
32
|
28
|
32
|
35
|
31
|
20
|
25
|
25
|
35
|
37
|
49
|
47
|
22
|
34
|
28
|
34
|
27
|
22
|
24
|
25
|
43
|
42
|
25
|
21
|
11
|
18
|
24
|
22
|
|
2025/04
|
36
|
47
|
57
|
75
|
77
|
66
|
78
|
85
|
73
|
59
|
53
|
47
|
122
|
92
|
69
|
69
|
62
|
61
|
33
|
25
|
36
|
27
|
42
|
26
|
24
|
33
|
25
|
28
|
45
|
29
|
|
|
2025/03
|
40
|
35
|
30
|
19
|
20
|
29
|
34
|
35
|
38
|
33
|
35
|
45
|
51
|
24
|
14
|
33
|
38
|
33
|
37
|
37
|
48
|
58
|
64
|
64
|
71
|
72
|
69
|
66
|
35
|
21
|
27
|
|
2025/02
|
18
|
14
|
41
|
55
|
62
|
60
|
43
|
64
|
49
|
47
|
55
|
66
|
64
|
47
|
35
|
41
|
31
|
31
|
30
|
28
|
79
|
26
|
41
|
84
|
38
|
35
|
33
|
35
|
|||
|
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