Air Quality
Excellent
No health implications.
3
PM2.5
15
PM10
45
O3
0.6
CO
6
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Feb
114
Light
Wed
18 Feb
87
Good
Thu
19 Feb
68
Good
Fri
20 Feb
52
Good
Sat
21 Feb
51
Good
Sun
22 Feb
52
Good
Mon
23 Feb
16
Excellent
Air quality in the last 12 months (Zhanggong)
|
2026/01
|
53
|
32
|
39
|
52
|
43
|
47
|
47
|
48
|
53
|
53
|
52
|
61
|
61
|
61
|
65
|
69
|
67
|
70
|
81
|
39
|
36
|
47
|
55
|
56
|
68
|
73
|
44
|
45
|
49
|
68
|
27
|
|
2025/12
|
54
|
59
|
71
|
60
|
64
|
60
|
58
|
61
|
71
|
77
|
76
|
66
|
32
|
45
|
55
|
57
|
55
|
64
|
61
|
54
|
84
|
65
|
65
|
50
|
38
|
57
|
52
|
57
|
59
|
54
|
64
|
|
2025/11
|
40
|
46
|
38
|
22
|
25
|
30
|
45
|
41
|
21
|
22
|
46
|
45
|
41
|
43
|
46
|
48
|
55
|
43
|
37
|
39
|
44
|
52
|
55
|
50
|
59
|
64
|
62
|
68
|
63
|
59
|
|
|
2025/10
|
38
|
28
|
26
|
31
|
25
|
18
|
25
|
30
|
35
|
35
|
32
|
30
|
21
|
31
|
35
|
33
|
41
|
49
|
34
|
23
|
30
|
37
|
44
|
45
|
48
|
63
|
65
|
54
|
58
|
63
|
44
|
|
2025/09
|
23
|
26
|
23
|
30
|
31
|
34
|
32
|
16
|
13
|
14
|
14
|
22
|
25
|
27
|
26
|
16
|
28
|
26
|
21
|
19
|
25
|
28
|
40
|
28
|
21
|
24
|
31
|
32
|
36
|
39
|
|
|
2025/08
|
32
|
28
|
17
|
18
|
15
|
12
|
19
|
16
|
27
|
35
|
25
|
25
|
30
|
18
|
14
|
21
|
26
|
17
|
13
|
15
|
19
|
21
|
27
|
20
|
17
|
18
|
27
|
23
|
24
|
24
|
25
|
|
2025/07
|
18
|
14
|
25
|
28
|
31
|
24
|
37
|
35
|
25
|
20
|
17
|
15
|
23
|
24
|
26
|
27
|
34
|
32
|
20
|
14
|
16
|
16
|
21
|
20
|
26
|
30
|
22
|
20
|
24
|
25
|
22
|
|
2025/06
|
16
|
19
|
21
|
26
|
33
|
23
|
26
|
25
|
22
|
27
|
23
|
18
|
26
|
13
|
14
|
21
|
13
|
16
|
13
|
11
|
12
|
13
|
16
|
21
|
20
|
17
|
17
|
15
|
16
|
15
|
|
|
2025/05
|
43
|
47
|
47
|
38
|
20
|
29
|
47
|
28
|
23
|
44
|
31
|
40
|
38
|
27
|
26
|
23
|
21
|
17
|
19
|
16
|
28
|
29
|
24
|
38
|
54
|
44
|
43
|
38
|
19
|
28
|
22
|
|
2025/04
|
40
|
48
|
49
|
59
|
57
|
60
|
59
|
59
|
62
|
54
|
47
|
85
|
173
|
115
|
75
|
62
|
66
|
54
|
23
|
23
|
30
|
34
|
22
|
27
|
27
|
27
|
27
|
29
|
51
|
51
|
|
|
2025/03
|
37
|
24
|
31
|
21
|
25
|
31
|
49
|
35
|
40
|
50
|
53
|
45
|
40
|
23
|
17
|
31
|
49
|
40
|
45
|
43
|
44
|
50
|
55
|
59
|
64
|
56
|
48
|
72
|
34
|
20
|
35
|
|
2025/02
|
32
|
23
|
31
|
51
|
48
|
50
|
47
|
59
|
35
|
46
|
42
|
55
|
59
|
64
|
71
|
41
|
44
|
43
|
49
|
25
|
24
|
27
|
27
|
37
|
54
|
66
|
50
|
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