Air Quality
Excellent
No health implications.
4
PM2.5
9
PM10
19
O3
0.6
CO
5
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 May
29
Excellent
Fri
22 May
45
Excellent
Sat
23 May
51
Good
Sun
24 May
46
Excellent
Mon
25 May
53
Good
Tue
26 May
19
Excellent
Wed
27 May
34
Excellent
Air quality in the last 12 months (Fengkai)
|
2026/04
|
27
|
36
|
56
|
28
|
45
|
61
|
54
|
44
|
42
|
38
|
44
|
46
|
40
|
39
|
33
|
35
|
33
|
41
|
46
|
51
|
37
|
31
|
16
|
23
|
41
|
60
|
44
|
34
|
26
|
26
|
|
|
2026/03
|
17
|
20
|
15
|
19
|
28
|
26
|
45
|
58
|
40
|
18
|
36
|
42
|
55
|
54
|
53
|
47
|
43
|
42
|
39
|
50
|
34
|
43
|
45
|
60
|
59
|
55
|
45
|
40
|
37
|
33
|
36
|
|
2026/02
|
32
|
44
|
56
|
63
|
60
|
59
|
33
|
28
|
42
|
51
|
34
|
30
|
47
|
59
|
43
|
34
|
42
|
37
|
55
|
60
|
65
|
56
|
42
|
48
|
38
|
59
|
36
|
22
|
|||
|
2026/01
|
68
|
61
|
43
|
56
|
54
|
48
|
58
|
53
|
54
|
60
|
56
|
61
|
69
|
69
|
71
|
73
|
82
|
76
|
69
|
52
|
29
|
28
|
31
|
55
|
64
|
68
|
51
|
49
|
59
|
48
|
27
|
|
2025/12
|
42
|
41
|
69
|
78
|
65
|
70
|
73
|
68
|
60
|
63
|
70
|
63
|
29
|
37
|
48
|
52
|
47
|
55
|
58
|
65
|
59
|
72
|
67
|
48
|
34
|
59
|
55
|
67
|
66
|
60
|
78
|
|
2025/11
|
32
|
32
|
22
|
10
|
16
|
36
|
30
|
26
|
18
|
17
|
19
|
33
|
33
|
35
|
48
|
52
|
50
|
29
|
23
|
33
|
43
|
48
|
59
|
60
|
51
|
53
|
60
|
63
|
58
|
55
|
|
|
2025/10
|
48
|
43
|
31
|
40
|
30
|
19
|
30
|
45
|
38
|
48
|
52
|
39
|
26
|
26
|
32
|
44
|
54
|
50
|
24
|
17
|
18
|
17
|
19
|
35
|
39
|
48
|
37
|
42
|
47
|
54
|
30
|
|
2025/09
|
34
|
38
|
43
|
49
|
44
|
44
|
47
|
18
|
15
|
23
|
26
|
35
|
38
|
44
|
38
|
34
|
43
|
39
|
42
|
35
|
17
|
22
|
29
|
20
|
19
|
27
|
37
|
41
|
40
|
37
|
|
|
2025/08
|
26
|
23
|
22
|
30
|
20
|
21
|
25
|
27
|
44
|
42
|
49
|
49
|
45
|
40
|
17
|
28
|
27
|
14
|
25
|
20
|
27
|
31
|
40
|
29
|
38
|
35
|
46
|
28
|
36
|
39
|
33
|
|
2025/07
|
22
|
28
|
34
|
48
|
49
|
42
|
46
|
33
|
46
|
34
|
35
|
28
|
33
|
42
|
36
|
40
|
45
|
49
|
32
|
22
|
13
|
20
|
20
|
27
|
38
|
41
|
41
|
47
|
42
|
33
|
26
|
|
2025/06
|
34
|
34
|
22
|
35
|
39
|
34
|
34
|
27
|
40
|
32
|
29
|
18
|
18
|
17
|
18
|
23
|
19
|
22
|
22
|
24
|
20
|
29
|
26
|
27
|
33
|
27
|
20
|
26
|
25
|
22
|
|
|
2025/05
|
31
|
43
|
37
|
27
|
30
|
26
|
21
|
27
|
22
|
36
|
35
|
52
|
52
|
43
|
31
|
29
|
16
|
19
|
21
|
26
|
36
|
33
|
34
|
16
|
44
|
37
|
55
|
51
|
21
|
19
|
26
|
|
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