Air Quality
Excellent
No health implications.
15
PM2.5
41
PM10
92
O3
0.5
CO
8
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 May
58
Good
Sat
16 May
45
Excellent
Sun
17 May
37
Excellent
Mon
18 May
40
Excellent
Tue
19 May
33
Excellent
Wed
20 May
35
Excellent
Thu
21 May
29
Excellent
Air quality in the last 12 months (Tianyang)
|
2026/04
|
34
|
63
|
73
|
35
|
74
|
119
|
102
|
93
|
72
|
72
|
63
|
81
|
101
|
121
|
101
|
94
|
40
|
34
|
49
|
55
|
55
|
41
|
25
|
27
|
44
|
62
|
64
|
31
|
22
|
31
|
|
|
2026/03
|
52
|
47
|
17
|
31
|
54
|
61
|
70
|
61
|
25
|
25
|
32
|
49
|
67
|
77
|
71
|
56
|
50
|
53
|
55
|
40
|
39
|
75
|
70
|
54
|
53
|
61
|
67
|
68
|
60
|
59
|
50
|
|
2026/02
|
34
|
47
|
65
|
105
|
89
|
63
|
46
|
18
|
28
|
48
|
28
|
41
|
33
|
55
|
55
|
51
|
38
|
31
|
30
|
37
|
64
|
76
|
52
|
55
|
51
|
46
|
41
|
52
|
|||
|
2026/01
|
33
|
18
|
44
|
63
|
22
|
38
|
48
|
66
|
76
|
83
|
84
|
105
|
87
|
120
|
88
|
96
|
92
|
89
|
70
|
51
|
16
|
24
|
50
|
67
|
72
|
60
|
43
|
42
|
70
|
52
|
27
|
|
2025/12
|
73
|
73
|
63
|
66
|
57
|
63
|
79
|
52
|
65
|
94
|
83
|
75
|
41
|
46
|
55
|
67
|
67
|
56
|
82
|
65
|
45
|
57
|
53
|
20
|
27
|
52
|
60
|
75
|
89
|
90
|
70
|
|
2025/11
|
22
|
20
|
18
|
12
|
24
|
29
|
50
|
39
|
19
|
17
|
19
|
23
|
32
|
43
|
51
|
44
|
51
|
17
|
19
|
28
|
38
|
44
|
48
|
57
|
50
|
49
|
51
|
55
|
61
|
69
|
|
|
2025/10
|
34
|
33
|
39
|
34
|
44
|
19
|
22
|
32
|
36
|
47
|
47
|
47
|
50
|
30
|
22
|
28
|
39
|
55
|
36
|
16
|
12
|
13
|
23
|
40
|
40
|
29
|
27
|
38
|
53
|
59
|
27
|
|
2025/09
|
36
|
38
|
36
|
32
|
36
|
40
|
44
|
45
|
26
|
36
|
31
|
23
|
27
|
35
|
33
|
30
|
25
|
27
|
36
|
43
|
41
|
30
|
22
|
19
|
12
|
16
|
27
|
28
|
26
|
18
|
|
|
2025/08
|
21
|
27
|
46
|
36
|
40
|
35
|
27
|
37
|
37
|
33
|
32
|
47
|
46
|
35
|
19
|
19
|
25
|
19
|
11
|
21
|
27
|
34
|
36
|
35
|
26
|
24
|
31
|
28
|
42
|
28
|
37
|
|
2025/07
|
22
|
18
|
27
|
32
|
41
|
43
|
43
|
35
|
39
|
23
|
22
|
28
|
30
|
27
|
37
|
40
|
36
|
52
|
37
|
32
|
23
|
16
|
14
|
15
|
25
|
34
|
29
|
34
|
51
|
39
|
32
|
|
2025/06
|
43
|
31
|
26
|
28
|
45
|
48
|
45
|
38
|
32
|
31
|
45
|
30
|
31
|
39
|
33
|
34
|
32
|
33
|
30
|
25
|
18
|
28
|
32
|
31
|
32
|
31
|
35
|
30
|
26
|
23
|
|
|
2025/05
|
39
|
52
|
59
|
47
|
42
|
29
|
40
|
58
|
34
|
34
|
25
|
49
|
53
|
52
|
38
|
29
|
38
|
31
|
36
|
36
|
37
|
34
|
20
|
40
|
45
|
35
|
46
|
50
|
19
|
34
|
42
|
|
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