Air Quality
Excellent
No health implications.
9
PM2.5
10
PM10
49
O3
0.6
CO
5
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Feb
131
Light
Tue
17 Feb
252
Heavy
Wed
18 Feb
127
Light
Thu
19 Feb
99
Good
Fri
20 Feb
92
Good
Sat
21 Feb
89
Good
Sun
22 Feb
34
Excellent
Air quality in the last 12 months (Shifeng)
|
2026/01
|
38
|
59
|
71
|
57
|
68
|
100
|
81
|
71
|
73
|
73
|
92
|
75
|
103
|
78
|
94
|
121
|
189
|
172
|
28
|
28
|
64
|
66
|
77
|
67
|
86
|
127
|
136
|
94
|
64
|
35
|
51
|
|
2025/12
|
105
|
121
|
79
|
65
|
85
|
100
|
111
|
150
|
143
|
135
|
148
|
175
|
27
|
53
|
60
|
60
|
93
|
136
|
93
|
121
|
120
|
78
|
54
|
73
|
73
|
69
|
79
|
76
|
90
|
176
|
163
|
|
2025/11
|
72
|
65
|
55
|
62
|
58
|
46
|
81
|
16
|
20
|
27
|
55
|
67
|
51
|
54
|
66
|
80
|
62
|
27
|
34
|
50
|
63
|
58
|
70
|
64
|
61
|
70
|
85
|
85
|
73
|
67
|
|
|
2025/10
|
58
|
52
|
54
|
59
|
55
|
32
|
54
|
65
|
61
|
58
|
87
|
191
|
100
|
79
|
76
|
57
|
35
|
13
|
10
|
10
|
19
|
26
|
38
|
42
|
78
|
81
|
87
|
79
|
76
|
117
|
92
|
|
2025/09
|
33
|
28
|
30
|
34
|
40
|
40
|
45
|
28
|
37
|
19
|
24
|
24
|
37
|
38
|
32
|
37
|
30
|
39
|
26
|
29
|
38
|
32
|
41
|
20
|
22
|
34
|
49
|
50
|
57
|
54
|
|
|
2025/08
|
41
|
55
|
25
|
21
|
27
|
13
|
12
|
19
|
27
|
29
|
43
|
38
|
35
|
22
|
14
|
26
|
26
|
26
|
12
|
17
|
17
|
21
|
26
|
25
|
20
|
27
|
34
|
28
|
26
|
39
|
35
|
|
2025/07
|
15
|
14
|
26
|
33
|
44
|
42
|
47
|
51
|
33
|
22
|
30
|
26
|
25
|
28
|
32
|
27
|
30
|
37
|
34
|
22
|
12
|
13
|
16
|
20
|
24
|
33
|
23
|
31
|
24
|
24
|
33
|
|
2025/06
|
19
|
28
|
46
|
44
|
48
|
44
|
25
|
30
|
37
|
45
|
23
|
19
|
34
|
15
|
17
|
25
|
13
|
14
|
15
|
20
|
22
|
15
|
22
|
22
|
31
|
41
|
28
|
19
|
20
|
22
|
|
|
2025/05
|
63
|
64
|
69
|
71
|
55
|
64
|
67
|
45
|
37
|
55
|
52
|
53
|
49
|
62
|
78
|
36
|
26
|
42
|
32
|
18
|
23
|
28
|
36
|
57
|
61
|
57
|
68
|
26
|
24
|
30
|
21
|
|
2025/04
|
67
|
66
|
64
|
84
|
88
|
93
|
79
|
83
|
82
|
73
|
61
|
263
|
168
|
146
|
85
|
69
|
73
|
78
|
31
|
50
|
32
|
46
|
75
|
37
|
33
|
43
|
48
|
56
|
75
|
52
|
|
|
2025/03
|
35
|
35
|
12
|
37
|
53
|
61
|
54
|
58
|
66
|
57
|
48
|
76
|
87
|
27
|
35
|
48
|
48
|
44
|
50
|
57
|
65
|
69
|
106
|
91
|
80
|
84
|
85
|
61
|
61
|
28
|
65
|
|
2025/02
|
59
|
47
|
69
|
75
|
82
|
89
|
73
|
45
|
53
|
59
|
79
|
86
|
101
|
119
|
68
|
79
|
65
|
45
|
56
|
53
|
126
|
33
|
52
|
78
|
102
|
96
|
76
|
59
|
|||
|
1
|
2
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3
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4
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5
|
6
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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