Air Quality
Excellent
No health implications.
10
PM2.5
15
PM10
35
O3
0.8
CO
4
SO2
27
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 May
47
Excellent
Wed
20 May
52
Good
Thu
21 May
49
Excellent
Fri
22 May
49
Excellent
Sat
23 May
47
Excellent
Sun
24 May
47
Excellent
Mon
25 May
21
Excellent
Air quality in the last 12 months (Tianxin)
|
2026/04
|
60
|
41
|
31
|
51
|
65
|
52
|
80
|
73
|
45
|
47
|
36
|
40
|
40
|
28
|
33
|
29
|
49
|
55
|
56
|
49
|
18
|
22
|
35
|
46
|
47
|
50
|
62
|
32
|
30
|
35
|
|
|
2026/03
|
13
|
31
|
53
|
54
|
61
|
87
|
85
|
52
|
78
|
87
|
53
|
70
|
45
|
50
|
107
|
15
|
27
|
27
|
41
|
50
|
39
|
35
|
35
|
66
|
102
|
40
|
84
|
77
|
64
|
34
|
43
|
|
2026/02
|
44
|
81
|
64
|
72
|
100
|
119
|
79
|
64
|
56
|
60
|
60
|
63
|
74
|
50
|
53
|
23
|
77
|
56
|
55
|
45
|
37
|
51
|
52
|
36
|
44
|
20
|
30
|
32
|
|||
|
2026/01
|
38
|
54
|
61
|
51
|
68
|
91
|
75
|
61
|
63
|
70
|
81
|
68
|
89
|
63
|
91
|
103
|
159
|
171
|
22
|
34
|
57
|
61
|
79
|
55
|
73
|
127
|
141
|
85
|
70
|
37
|
43
|
|
2025/12
|
104
|
118
|
73
|
61
|
81
|
91
|
101
|
132
|
129
|
126
|
159
|
162
|
31
|
52
|
56
|
60
|
97
|
140
|
88
|
115
|
117
|
80
|
55
|
73
|
76
|
73
|
88
|
75
|
82
|
167
|
158
|
|
2025/11
|
61
|
54
|
46
|
46
|
50
|
38
|
53
|
11
|
18
|
20
|
56
|
55
|
46
|
56
|
63
|
69
|
64
|
29
|
29
|
45
|
60
|
57
|
70
|
64
|
69
|
70
|
92
|
88
|
67
|
59
|
|
|
2025/10
|
52
|
53
|
44
|
43
|
49
|
31
|
56
|
73
|
56
|
51
|
101
|
148
|
73
|
57
|
55
|
40
|
29
|
9
|
11
|
12
|
20
|
31
|
40
|
46
|
73
|
74
|
75
|
62
|
68
|
84
|
61
|
|
2025/09
|
32
|
23
|
31
|
32
|
40
|
39
|
45
|
32
|
39
|
38
|
27
|
25
|
34
|
37
|
34
|
36
|
30
|
31
|
17
|
25
|
28
|
26
|
30
|
17
|
17
|
26
|
39
|
55
|
51
|
50
|
|
|
2025/08
|
39
|
54
|
33
|
23
|
29
|
15
|
15
|
19
|
27
|
30
|
37
|
39
|
31
|
27
|
14
|
26
|
22
|
28
|
15
|
18
|
19
|
20
|
25
|
23
|
23
|
23
|
30
|
27
|
25
|
45
|
29
|
|
2025/07
|
16
|
13
|
24
|
34
|
41
|
40
|
52
|
51
|
35
|
20
|
29
|
24
|
27
|
25
|
29
|
25
|
31
|
36
|
33
|
26
|
14
|
16
|
14
|
20
|
27
|
30
|
26
|
25
|
29
|
25
|
30
|
|
2025/06
|
17
|
28
|
45
|
52
|
48
|
43
|
29
|
32
|
36
|
42
|
22
|
19
|
33
|
20
|
18
|
28
|
14
|
13
|
14
|
18
|
21
|
16
|
21
|
22
|
32
|
42
|
28
|
18
|
16
|
20
|
|
|
2025/05
|
64
|
64
|
67
|
57
|
46
|
62
|
65
|
42
|
39
|
56
|
49
|
52
|
49
|
55
|
59
|
35
|
35
|
52
|
40
|
21
|
22
|
25
|
38
|
59
|
59
|
55
|
63
|
29
|
24
|
27
|
22
|
|
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