Air Quality
Excellent
No health implications.
20
PM2.5
30
PM10
84
O3
0.4
CO
12
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Feb
104
Light
Tue
17 Feb
120
Light
Wed
18 Feb
69
Good
Thu
19 Feb
73
Good
Fri
20 Feb
91
Good
Sat
21 Feb
74
Good
Sun
22 Feb
23
Excellent
Air quality in the last 12 months (Yanshou)
|
2026/01
|
51
|
62
|
89
|
72
|
70
|
68
|
46
|
47
|
75
|
78
|
73
|
68
|
72
|
63
|
78
|
96
|
78
|
86
|
82
|
54
|
56
|
53
|
56
|
58
|
56
|
65
|
68
|
78
|
66
|
50
|
75
|
|
2025/12
|
73
|
46
|
46
|
49
|
47
|
56
|
72
|
63
|
62
|
61
|
46
|
51
|
78
|
97
|
86
|
52
|
70
|
71
|
63
|
43
|
48
|
58
|
62
|
78
|
74
|
59
|
78
|
81
|
52
|
45
|
46
|
|
2025/11
|
109
|
36
|
45
|
51
|
135
|
118
|
40
|
91
|
58
|
35
|
74
|
94
|
56
|
113
|
97
|
87
|
53
|
60
|
113
|
86
|
60
|
189
|
208
|
188
|
214
|
226
|
112
|
63
|
50
|
58
|
|
|
2025/10
|
36
|
43
|
41
|
35
|
32
|
32
|
33
|
36
|
38
|
45
|
55
|
35
|
50
|
76
|
57
|
42
|
73
|
27
|
31
|
27
|
37
|
45
|
53
|
60
|
121
|
93
|
65
|
74
|
142
|
86
|
69
|
|
2025/09
|
23
|
26
|
26
|
35
|
32
|
21
|
22
|
22
|
23
|
24
|
25
|
35
|
35
|
37
|
23
|
21
|
23
|
25
|
24
|
31
|
32
|
29
|
33
|
26
|
23
|
27
|
30
|
40
|
39
|
44
|
|
|
2025/08
|
25
|
27
|
21
|
21
|
17
|
19
|
18
|
21
|
20
|
17
|
17
|
24
|
24
|
17
|
23
|
21
|
16
|
20
|
21
|
20
|
20
|
16
|
21
|
19
|
17
|
16
|
21
|
21
|
19
|
22
|
32
|
|
2025/07
|
15
|
17
|
27
|
23
|
27
|
20
|
20
|
25
|
25
|
27
|
30
|
29
|
22
|
21
|
18
|
15
|
19
|
19
|
20
|
18
|
15
|
26
|
23
|
22
|
19
|
19
|
22
|
17
|
20
|
14
|
19
|
|
2025/06
|
31
|
29
|
19
|
19
|
20
|
17
|
19
|
27
|
24
|
19
|
17
|
20
|
27
|
28
|
29
|
22
|
17
|
26
|
21
|
20
|
15
|
19
|
28
|
36
|
39
|
45
|
44
|
33
|
24
|
28
|
|
|
2025/05
|
37
|
31
|
32
|
25
|
23
|
29
|
34
|
35
|
33
|
25
|
43
|
58
|
55
|
44
|
44
|
28
|
25
|
27
|
23
|
33
|
37
|
28
|
21
|
23
|
21
|
24
|
32
|
42
|
45
|
40
|
49
|
|
2025/04
|
68
|
63
|
56
|
49
|
50
|
42
|
37
|
52
|
82
|
122
|
125
|
73
|
39
|
26
|
26
|
44
|
103
|
69
|
32
|
79
|
97
|
28
|
28
|
38
|
30
|
26
|
40
|
55
|
58
|
55
|
|
|
2025/03
|
34
|
33
|
39
|
40
|
43
|
57
|
46
|
58
|
74
|
117
|
85
|
64
|
29
|
35
|
36
|
32
|
35
|
44
|
76
|
90
|
101
|
21
|
28
|
63
|
49
|
55
|
37
|
25
|
26
|
35
|
59
|
|
2025/02
|
106
|
129
|
120
|
78
|
72
|
74
|
59
|
47
|
74
|
90
|
92
|
94
|
67
|
61
|
75
|
58
|
47
|
43
|
52
|
61
|
61
|
61
|
58
|
49
|
60
|
46
|
67
|
80
|
|||
|
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