Air Quality
Excellent
No health implications.
27
PM2.5
44
PM10
50
O3
0.5
CO
9
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 May
70
Good
Sun
18 May
70
Good
Mon
19 May
72
Good
Tue
20 May
77
Good
Wed
21 May
75
Good
Thu
22 May
50
Excellent
Fri
23 May
49
Excellent
Air quality in the last 12 months (Fengjie)
|
2025/02
|
36
|
29
|
34
|
37
|
42
|
35
|
46
|
60
|
56
|
54
|
68
|
63
|
59
|
47
|
39
|
39
|
46
|
46
|
57
|
63
|
59
|
47
|
35
|
63
|
66
|
56
|
55
|
63
|
|||
|
2025/01
|
111
|
123
|
148
|
189
|
54
|
68
|
75
|
61
|
58
|
67
|
74
|
66
|
77
|
92
|
56
|
63
|
75
|
101
|
86
|
88
|
103
|
140
|
140
|
74
|
16
|
35
|
55
|
62
|
114
|
69
|
81
|
|
2024/12
|
69
|
88
|
100
|
59
|
22
|
30
|
37
|
44
|
56
|
58
|
46
|
46
|
51
|
60
|
65
|
71
|
90
|
91
|
82
|
109
|
147
|
88
|
64
|
86
|
115
|
123
|
114
|
78
|
97
|
124
|
109
|
|
2024/11
|
54
|
57
|
59
|
54
|
33
|
42
|
51
|
62
|
42
|
37
|
55
|
57
|
38
|
34
|
37
|
36
|
9
|
10
|
13
|
19
|
22
|
29
|
35
|
37
|
18
|
27
|
37
|
40
|
49
|
57
|
|
|
2024/10
|
16
|
27
|
39
|
41
|
47
|
36
|
24
|
30
|
42
|
50
|
52
|
40
|
35
|
35
|
36
|
47
|
29
|
18
|
21
|
12
|
13
|
22
|
27
|
39
|
42
|
40
|
45
|
42
|
45
|
52
|
53
|
|
2024/09
|
32
|
33
|
32
|
33
|
34
|
29
|
33
|
30
|
30
|
33
|
36
|
26
|
26
|
30
|
22
|
21
|
17
|
20
|
27
|
23
|
18
|
21
|
30
|
32
|
47
|
58
|
55
|
68
|
68
|
29
|
|
|
2024/08
|
19
|
19
|
15
|
14
|
14
|
18
|
15
|
20
|
26
|
29
|
61
|
41
|
26
|
27
|
26
|
33
|
30
|
24
|
22
|
25
|
27
|
31
|
31
|
28
|
24
|
27
|
21
|
16
|
19
|
23
|
28
|
|
2024/07
|
27
|
23
|
22
|
13
|
18
|
15
|
22
|
22
|
23
|
24
|
17
|
11
|
13
|
8
|
17
|
18
|
21
|
22
|
21
|
19
|
19
|
19
|
22
|
22
|
28
|
24
|
21
|
24
|
13
|
11
|
20
|
|
2024/06
|
35
|
39
|
32
|
19
|
15
|
18
|
28
|
31
|
25
|
28
|
28
|
26
|
32
|
34
|
36
|
31
|
17
|
23
|
24
|
19
|
16
|
14
|
25
|
35
|
30
|
27
|
26
|
16
|
21
|
30
|
|
|
2024/05
|
14
|
18
|
18
|
16
|
22
|
33
|
37
|
36
|
40
|
42
|
27
|
43
|
51
|
46
|
45
|
47
|
52
|
56
|
27
|
19
|
30
|
34
|
31
|
36
|
38
|
21
|
20
|
35
|
21
|
19
|
28
|
|
2024/04
|
33
|
23
|
17
|
29
|
27
|
17
|
18
|
23
|
32
|
30
|
25
|
23
|
30
|
35
|
47
|
38
|
18
|
22
|
24
|
49
|
57
|
49
|
41
|
52
|
33
|
38
|
36
|
27
|
28
|
10
|
|
|
2024/03
|
69
|
63
|
65
|
67
|
68
|
54
|
45
|
52
|
56
|
70
|
64
|
58
|
53
|
47
|
59
|
65
|
55
|
22
|
35
|
60
|
60
|
59
|
54
|
35
|
15
|
19
|
23
|
35
|
42
|
38
|
32
|
|
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