Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
39
*
PM2.5
47
PM10
47
O3
0.6
CO
4
SO2
7
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
17 Feb
173
Moderate
Wed
18 Feb
99
Good
Thu
19 Feb
52
Good
Fri
20 Feb
51
Good
Sat
21 Feb
52
Good
Sun
22 Feb
52
Good
Mon
23 Feb
31
Excellent
Wannian Air quality rank
Air quality in the last 12 months (Wannian)
|
2026/01
|
24
|
28
|
49
|
62
|
45
|
50
|
49
|
48
|
52
|
55
|
59
|
60
|
66
|
63
|
67
|
76
|
78
|
102
|
71
|
15
|
39
|
47
|
64
|
73
|
65
|
77
|
33
|
36
|
64
|
34
|
18
|
|
2025/12
|
59
|
84
|
58
|
58
|
57
|
68
|
74
|
79
|
76
|
68
|
80
|
74
|
34
|
46
|
47
|
55
|
65
|
108
|
91
|
84
|
63
|
38
|
42
|
24
|
40
|
53
|
57
|
56
|
59
|
61
|
67
|
|
2025/11
|
41
|
47
|
63
|
33
|
29
|
36
|
41
|
31
|
18
|
35
|
48
|
26
|
37
|
44
|
57
|
61
|
59
|
28
|
38
|
41
|
50
|
55
|
56
|
63
|
80
|
80
|
87
|
85
|
67
|
63
|
|
|
2025/10
|
41
|
40
|
39
|
47
|
40
|
31
|
38
|
51
|
44
|
40
|
43
|
47
|
66
|
59
|
66
|
55
|
43
|
42
|
16
|
20
|
24
|
24
|
33
|
35
|
44
|
65
|
54
|
49
|
42
|
45
|
39
|
|
2025/09
|
25
|
30
|
30
|
35
|
38
|
37
|
36
|
30
|
22
|
25
|
21
|
24
|
27
|
24
|
35
|
34
|
35
|
32
|
32
|
29
|
28
|
29
|
31
|
21
|
28
|
27
|
37
|
43
|
46
|
48
|
|
|
2025/08
|
39
|
41
|
34
|
30
|
22
|
18
|
19
|
22
|
26
|
38
|
38
|
31
|
29
|
19
|
21
|
21
|
25
|
25
|
23
|
21
|
23
|
25
|
23
|
31
|
30
|
28
|
25
|
24
|
28
|
26
|
31
|
|
2025/07
|
31
|
31
|
39
|
43
|
37
|
34
|
36
|
35
|
19
|
19
|
26
|
20
|
20
|
29
|
37
|
35
|
44
|
40
|
25
|
20
|
15
|
16
|
21
|
22
|
31
|
23
|
21
|
26
|
20
|
26
|
22
|
|
2025/06
|
32
|
15
|
22
|
35
|
36
|
36
|
42
|
32
|
31
|
25
|
18
|
25
|
32
|
26
|
17
|
31
|
29
|
17
|
21
|
20
|
18
|
18
|
14
|
23
|
33
|
30
|
28
|
26
|
28
|
30
|
|
|
2025/05
|
52
|
47
|
59
|
55
|
28
|
53
|
91
|
39
|
24
|
48
|
45
|
48
|
48
|
48
|
57
|
30
|
29
|
32
|
32
|
24
|
26
|
31
|
17
|
61
|
64
|
65
|
57
|
43
|
20
|
22
|
34
|
|
2025/04
|
49
|
55
|
61
|
63
|
61
|
65
|
65
|
65
|
66
|
49
|
49
|
198
|
159
|
117
|
62
|
56
|
62
|
63
|
34
|
30
|
33
|
21
|
40
|
39
|
25
|
31
|
27
|
44
|
60
|
57
|
|
|
2025/03
|
42
|
46
|
31
|
18
|
23
|
28
|
51
|
54
|
58
|
58
|
51
|
47
|
20
|
21
|
19
|
42
|
37
|
47
|
49
|
52
|
51
|
55
|
59
|
71
|
65
|
72
|
60
|
61
|
40
|
47
|
41
|
|
2025/02
|
23
|
14
|
38
|
51
|
47
|
50
|
67
|
44
|
31
|
47
|
61
|
61
|
79
|
76
|
44
|
56
|
55
|
30
|
36
|
18
|
16
|
18
|
24
|
52
|
72
|
68
|
58
|
41
|
|||
|
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