Air Quality
Excellent
No health implications.
16
PM2.5
23
PM10
71
O3
0.5
CO
8
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Sep
53
Good
Wed
30 Sep
61
Good
Thu
1 Oct
59
Good
Fri
2 Oct
58
Good
Sat
3 Oct
61
Good
Sun
4 Oct
45
Excellent
Mon
5 Oct
47
Excellent
Air quality in the last 12 months (Tianchang)
|
2026/08
|
32
|
39
|
48
|
43
|
32
|
28
|
25
|
32
|
23
|
15
|
16
|
24
|
19
|
20
|
21
|
27
|
38
|
40
|
32
|
19
|
22
|
18
|
21
|
24
|
31
|
37
|
26
|
21
|
23
|
20
|
28
|
|
2026/07
|
38
|
39
|
24
|
22
|
13
|
17
|
26
|
24
|
26
|
45
|
32
|
25
|
14
|
30
|
34
|
26
|
30
|
24
|
24
|
21
|
24
|
28
|
23
|
28
|
44
|
37
|
36
|
34
|
35
|
28
|
27
|
|
2026/06
|
73
|
76
|
67
|
64
|
45
|
45
|
49
|
43
|
54
|
70
|
82
|
73
|
47
|
36
|
28
|
27
|
29
|
45
|
29
|
23
|
38
|
30
|
26
|
25
|
37
|
48
|
44
|
81
|
68
|
38
|
|
|
2026/05
|
49
|
45
|
39
|
35
|
49
|
46
|
46
|
32
|
43
|
43
|
53
|
58
|
68
|
46
|
44
|
42
|
36
|
43
|
39
|
22
|
34
|
48
|
57
|
33
|
42
|
18
|
25
|
42
|
51
|
55
|
63
|
|
2026/04
|
101
|
71
|
65
|
63
|
80
|
70
|
41
|
46
|
45
|
49
|
64
|
40
|
30
|
46
|
52
|
46
|
61
|
45
|
43
|
47
|
69
|
30
|
34
|
44
|
65
|
59
|
64
|
39
|
35
|
46
|
|
|
2026/03
|
32
|
32
|
69
|
41
|
46
|
70
|
43
|
39
|
70
|
60
|
71
|
67
|
81
|
91
|
62
|
67
|
69
|
67
|
85
|
112
|
90
|
74
|
64
|
64
|
71
|
100
|
69
|
72
|
65
|
52
|
97
|
|
2026/02
|
59
|
92
|
86
|
93
|
116
|
54
|
44
|
45
|
42
|
62
|
101
|
105
|
89
|
82
|
97
|
54
|
82
|
93
|
80
|
62
|
42
|
153
|
82
|
34
|
63
|
34
|
18
|
43
|
|||
|
2026/01
|
39
|
47
|
51
|
89
|
149
|
134
|
51
|
74
|
75
|
95
|
60
|
68
|
94
|
104
|
116
|
181
|
96
|
51
|
23
|
40
|
48
|
51
|
71
|
108
|
85
|
22
|
60
|
60
|
50
|
33
|
29
|
|
2025/12
|
93
|
51
|
44
|
55
|
68
|
80
|
92
|
74
|
65
|
64
|
104
|
24
|
44
|
69
|
69
|
74
|
107
|
74
|
98
|
127
|
38
|
38
|
42
|
90
|
58
|
35
|
57
|
77
|
104
|
100
|
26
|
|
2025/11
|
117
|
71
|
35
|
51
|
46
|
47
|
49
|
18
|
49
|
53
|
32
|
52
|
82
|
108
|
96
|
82
|
31
|
42
|
54
|
52
|
103
|
120
|
111
|
99
|
84
|
70
|
234
|
139
|
94
|
88
|
|
|
2025/10
|
35
|
37
|
16
|
28
|
48
|
57
|
33
|
30
|
32
|
45
|
62
|
45
|
19
|
28
|
42
|
19
|
29
|
20
|
27
|
27
|
23
|
28
|
31
|
47
|
46
|
49
|
51
|
48
|
42
|
33
|
38
|
|
2025/09
|
19
|
21
|
32
|
32
|
46
|
49
|
37
|
36
|
16
|
27
|
32
|
30
|
16
|
35
|
25
|
43
|
25
|
19
|
26
|
23
|
30
|
28
|
34
|
16
|
10
|
18
|
26
|
25
|
38
|
31
|
|
|
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