Air Quality
Excellent
No health implications.
29
PM2.5
46
PM10
83
O3
0.3
CO
3
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Apr
66
Good
Mon
28 Apr
63
Good
Tue
29 Apr
81
Good
Wed
30 Apr
88
Good
Thu
1 May
78
Good
Fri
2 May
23
Excellent
Sat
3 May
37
Excellent
Air quality in the last 12 months (Tianzhu)
|
2025/02
|
56
|
50
|
42
|
45
|
35
|
48
|
72
|
63
|
60
|
55
|
81
|
83
|
66
|
50
|
59
|
84
|
67
|
67
|
71
|
59
|
73
|
65
|
45
|
62
|
60
|
60
|
61
|
65
|
|||
|
2025/01
|
63
|
64
|
66
|
67
|
64
|
63
|
57
|
65
|
73
|
66
|
66
|
138
|
110
|
57
|
58
|
77
|
69
|
73
|
65
|
61
|
64
|
78
|
94
|
83
|
67
|
80
|
77
|
79
|
118
|
63
|
43
|
|
2024/12
|
47
|
47
|
60
|
57
|
58
|
59
|
46
|
56
|
80
|
62
|
85
|
60
|
68
|
81
|
90
|
77
|
63
|
59
|
70
|
68
|
67
|
107
|
105
|
94
|
84
|
71
|
54
|
75
|
63
|
71
|
67
|
|
2024/11
|
56
|
46
|
64
|
61
|
61
|
65
|
67
|
74
|
81
|
74
|
58
|
60
|
54
|
79
|
88
|
56
|
55
|
52
|
71
|
68
|
78
|
79
|
80
|
41
|
45
|
58
|
62
|
59
|
61
|
66
|
|
|
2024/10
|
32
|
37
|
45
|
47
|
53
|
42
|
51
|
54
|
54
|
49
|
48
|
45
|
47
|
54
|
64
|
46
|
45
|
48
|
54
|
48
|
41
|
39
|
52
|
61
|
51
|
43
|
52
|
54
|
61
|
55
|
46
|
|
2024/09
|
38
|
42
|
34
|
25
|
20
|
19
|
29
|
44
|
26
|
30
|
27
|
28
|
25
|
40
|
42
|
38
|
39
|
38
|
43
|
19
|
36
|
45
|
35
|
86
|
59
|
36
|
54
|
61
|
28
|
26
|
|
|
2024/08
|
38
|
25
|
32
|
34
|
37
|
45
|
31
|
58
|
71
|
36
|
33
|
38
|
39
|
27
|
36
|
29
|
31
|
33
|
31
|
37
|
37
|
43
|
39
|
39
|
49
|
68
|
40
|
39
|
34
|
45
|
79
|
|
2024/07
|
23
|
34
|
33
|
57
|
35
|
47
|
38
|
35
|
62
|
63
|
57
|
54
|
44
|
37
|
43
|
37
|
47
|
39
|
37
|
267
|
167
|
82
|
59
|
77
|
60
|
55
|
45
|
42
|
35
|
35
|
34
|
|
2024/06
|
51
|
37
|
37
|
33
|
45
|
29
|
41
|
34
|
38
|
39
|
35
|
35
|
38
|
38
|
44
|
27
|
34
|
43
|
54
|
26
|
28
|
36
|
39
|
47
|
70
|
44
|
42
|
32
|
51
|
29
|
|
|
2024/05
|
51
|
45
|
41
|
48
|
61
|
69
|
61
|
58
|
63
|
61
|
40
|
48
|
46
|
208
|
269
|
110
|
82
|
100
|
107
|
88
|
65
|
62
|
79
|
192
|
60
|
75
|
46
|
46
|
26
|
27
|
47
|
|
2024/04
|
98
|
77
|
61
|
59
|
49
|
46
|
44
|
62
|
52
|
41
|
61
|
65
|
152
|
426
|
113
|
92
|
82
|
69
|
69
|
38
|
38
|
86
|
93
|
53
|
43
|
70
|
279
|
362
|
42
|
46
|
|
|
2024/03
|
66
|
71
|
74
|
65
|
62
|
79
|
120
|
80
|
72
|
78
|
66
|
73
|
75
|
74
|
218
|
111
|
84
|
84
|
80
|
59
|
72
|
80
|
98
|
38
|
52
|
55
|
51
|
53
|
81
|
129
|
82
|
|
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