Air Quality
Excellent
No health implications.
4
PM2.5
8
PM10
34
O3
0.4
CO
4
SO2
1
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Aug
50
Excellent
Tue
11 Aug
44
Excellent
Wed
12 Aug
43
Excellent
Thu
13 Aug
44
Excellent
Fri
14 Aug
45
Excellent
Sat
15 Aug
54
Good
Sun
16 Aug
17
Excellent
Air quality in the last 12 months (Tianchang)
|
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
|
|
|
2025/08
|
14
|
9
|
19
|
25
|
33
|
34
|
20
|
22
|
29
|
9
|
10
|
15
|
36
|
22
|
25
|
31
|
37
|
37
|
38
|
39
|
45
|
33
|
28
|
28
|
20
|
15
|
37
|
33
|
37
|
30
|
14
|
|
2025/07
|
34
|
35
|
36
|
41
|
43
|
46
|
40
|
16
|
17
|
46
|
37
|
27
|
30
|
27
|
41
|
39
|
27
|
28
|
26
|
22
|
22
|
20
|
23
|
26
|
26
|
20
|
19
|
14
|
22
|
15
|
11
|
|
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