Air Quality
Excellent
No health implications.
17
PM2.5
32
PM10
77
O3
0.4
CO
7
SO2
43
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 May
78
Good
Sun
25 May
119
Light
Mon
26 May
129
Light
Tue
27 May
133
Light
Wed
28 May
142
Light
Thu
29 May
153
Moderate
Fri
30 May
45
Excellent
Air quality in the last 12 months (Wudi)
|
2025/04
|
69
|
26
|
50
|
77
|
40
|
65
|
91
|
81
|
47
|
74
|
75
|
162
|
54
|
57
|
51
|
72
|
93
|
56
|
30
|
62
|
64
|
75
|
68
|
50
|
62
|
71
|
46
|
50
|
61
|
72
|
|
|
2025/03
|
114
|
55
|
37
|
51
|
72
|
88
|
70
|
101
|
120
|
102
|
106
|
127
|
83
|
59
|
46
|
36
|
46
|
29
|
58
|
62
|
59
|
69
|
99
|
106
|
79
|
97
|
87
|
47
|
39
|
57
|
76
|
|
2025/02
|
49
|
78
|
28
|
24
|
37
|
74
|
37
|
28
|
55
|
75
|
95
|
73
|
77
|
84
|
97
|
68
|
41
|
47
|
45
|
56
|
50
|
49
|
48
|
54
|
65
|
82
|
122
|
159
|
|||
|
2025/01
|
100
|
35
|
63
|
126
|
153
|
36
|
54
|
39
|
36
|
58
|
81
|
75
|
85
|
86
|
39
|
64
|
61
|
110
|
130
|
82
|
100
|
29
|
63
|
83
|
61
|
78
|
33
|
67
|
157
|
73
|
46
|
|
2024/12
|
108
|
48
|
49
|
79
|
104
|
88
|
35
|
60
|
86
|
131
|
40
|
52
|
65
|
57
|
62
|
66
|
62
|
44
|
62
|
84
|
39
|
53
|
72
|
108
|
141
|
42
|
59
|
63
|
76
|
98
|
60
|
|
2024/11
|
73
|
77
|
90
|
36
|
42
|
56
|
66
|
68
|
68
|
83
|
92
|
122
|
125
|
68
|
71
|
70
|
45
|
39
|
52
|
74
|
85
|
46
|
40
|
62
|
52
|
30
|
35
|
48
|
58
|
67
|
|
|
2024/10
|
21
|
22
|
45
|
60
|
74
|
82
|
33
|
55
|
81
|
75
|
59
|
80
|
97
|
96
|
93
|
52
|
88
|
12
|
28
|
30
|
48
|
55
|
54
|
77
|
112
|
127
|
91
|
46
|
96
|
139
|
140
|
|
2024/09
|
46
|
19
|
27
|
49
|
35
|
24
|
29
|
45
|
54
|
34
|
20
|
33
|
31
|
28
|
18
|
34
|
46
|
37
|
55
|
26
|
18
|
23
|
35
|
56
|
70
|
41
|
36
|
54
|
53
|
23
|
|
|
2024/08
|
31
|
39
|
37
|
19
|
19
|
34
|
42
|
45
|
39
|
55
|
44
|
29
|
35
|
37
|
35
|
30
|
42
|
34
|
17
|
26
|
31
|
46
|
56
|
34
|
47
|
33
|
18
|
27
|
34
|
53
|
54
|
|
2024/07
|
49
|
55
|
43
|
41
|
36
|
14
|
37
|
35
|
52
|
56
|
68
|
68
|
85
|
60
|
41
|
34
|
40
|
48
|
37
|
19
|
34
|
30
|
46
|
48
|
20
|
15
|
15
|
17
|
16
|
26
|
26
|
|
2024/06
|
33
|
69
|
57
|
53
|
60
|
66
|
62
|
61
|
70
|
83
|
86
|
72
|
66
|
52
|
48
|
39
|
55
|
53
|
51
|
43
|
48
|
58
|
103
|
67
|
51
|
77
|
47
|
60
|
58
|
56
|
|
|
2024/05
|
52
|
59
|
63
|
51
|
39
|
60
|
78
|
67
|
66
|
62
|
244
|
59
|
65
|
85
|
39
|
60
|
68
|
81
|
68
|
22
|
50
|
58
|
58
|
45
|
56
|
45
|
41
|
33
|
54
|
57
|
46
|
|
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