Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
51
*
PM2.5
74
PM10
69
O3
0.6
CO
6
SO2
18
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
16 May
96
Good
Sat
17 May
96
Good
Sun
18 May
113
Light
Mon
19 May
115
Light
Tue
20 May
125
Light
Wed
21 May
23
Excellent
Thu
22 May
21
Excellent
Air quality in the last 12 months (Tianchang)
|
2025/02
|
41
|
78
|
89
|
71
|
54
|
40
|
55
|
32
|
44
|
66
|
66
|
103
|
56
|
70
|
96
|
85
|
54
|
49
|
58
|
40
|
43
|
64
|
54
|
58
|
85
|
102
|
114
|
103
|
|||
|
2025/01
|
82
|
98
|
78
|
76
|
110
|
84
|
48
|
67
|
37
|
49
|
65
|
75
|
90
|
115
|
59
|
63
|
79
|
100
|
116
|
159
|
170
|
108
|
44
|
36
|
32
|
71
|
48
|
81
|
152
|
80
|
81
|
|
2024/12
|
67
|
88
|
53
|
51
|
88
|
132
|
121
|
35
|
53
|
55
|
61
|
52
|
86
|
55
|
63
|
65
|
100
|
58
|
47
|
67
|
85
|
60
|
62
|
78
|
107
|
104
|
63
|
68
|
72
|
83
|
93
|
|
2024/11
|
32
|
65
|
72
|
58
|
43
|
47
|
40
|
40
|
46
|
45
|
56
|
63
|
71
|
68
|
68
|
38
|
29
|
30
|
27
|
41
|
60
|
75
|
34
|
42
|
30
|
37
|
71
|
61
|
51
|
62
|
|
|
2024/10
|
26
|
33
|
31
|
32
|
29
|
14
|
12
|
29
|
37
|
54
|
64
|
78
|
39
|
40
|
65
|
56
|
34
|
20
|
32
|
38
|
36
|
38
|
42
|
41
|
41
|
33
|
38
|
53
|
43
|
41
|
39
|
|
2024/09
|
46
|
40
|
24
|
37
|
43
|
38
|
37
|
34
|
26
|
33
|
14
|
22
|
35
|
32
|
25
|
21
|
13
|
28
|
21
|
12
|
29
|
30
|
33
|
34
|
39
|
32
|
38
|
32
|
39
|
44
|
|
|
2024/08
|
23
|
22
|
32
|
39
|
35
|
39
|
40
|
36
|
42
|
44
|
66
|
64
|
40
|
28
|
22
|
26
|
30
|
33
|
26
|
11
|
30
|
41
|
41
|
48
|
36
|
39
|
21
|
22
|
23
|
31
|
39
|
|
2024/07
|
21
|
23
|
34
|
20
|
27
|
28
|
27
|
32
|
31
|
44
|
49
|
40
|
19
|
21
|
37
|
46
|
33
|
23
|
25
|
23
|
23
|
30
|
39
|
40
|
25
|
24
|
20
|
23
|
35
|
36
|
27
|
|
2024/06
|
41
|
40
|
56
|
47
|
46
|
34
|
40
|
48
|
54
|
45
|
32
|
49
|
57
|
59
|
48
|
50
|
36
|
40
|
36
|
29
|
34
|
21
|
37
|
49
|
66
|
49
|
27
|
25
|
10
|
22
|
|
|
2024/05
|
46
|
41
|
46
|
49
|
37
|
46
|
59
|
41
|
44
|
48
|
56
|
111
|
78
|
65
|
62
|
42
|
52
|
58
|
45
|
44
|
36
|
35
|
54
|
58
|
47
|
55
|
26
|
32
|
45
|
35
|
48
|
|
2024/04
|
82
|
52
|
28
|
61
|
53
|
61
|
56
|
40
|
56
|
64
|
61
|
52
|
39
|
42
|
38
|
70
|
92
|
71
|
69
|
36
|
34
|
39
|
59
|
71
|
63
|
50
|
40
|
28
|
32
|
50
|
|
|
2024/03
|
57
|
61
|
67
|
61
|
33
|
70
|
72
|
85
|
77
|
85
|
68
|
84
|
55
|
91
|
99
|
75
|
115
|
59
|
78
|
81
|
74
|
66
|
79
|
44
|
23
|
41
|
67
|
51
|
57
|
72
|
89
|
|
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