Air Quality
Excellent
No health implications.
15
PM2.5
29
PM10
86
O3
0.5
CO
8
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Jul
87
Good
Sat
26 Jul
78
Good
Sun
27 Jul
55
Good
Mon
28 Jul
78
Good
Tue
29 Jul
72
Good
Wed
30 Jul
78
Good
Thu
31 Jul
41
Excellent
Air quality in the last 12 months (Xinhua)
|
2025/06
|
47
|
50
|
56
|
48
|
45
|
51
|
50
|
53
|
49
|
59
|
50
|
48
|
44
|
32
|
35
|
50
|
53
|
23
|
17
|
23
|
41
|
43
|
41
|
42
|
35
|
28
|
23
|
22
|
18
|
19
|
|
|
2025/05
|
66
|
89
|
48
|
56
|
127
|
220
|
167
|
96
|
90
|
45
|
49
|
59
|
63
|
58
|
59
|
60
|
152
|
102
|
97
|
72
|
82
|
66
|
75
|
63
|
64
|
62
|
92
|
87
|
83
|
50
|
38
|
|
2025/04
|
69
|
58
|
64
|
90
|
74
|
82
|
79
|
87
|
109
|
101
|
82
|
250
|
81
|
63
|
55
|
86
|
85
|
82
|
60
|
67
|
63
|
79
|
92
|
76
|
79
|
72
|
76
|
55
|
52
|
72
|
|
|
2025/03
|
90
|
42
|
45
|
48
|
83
|
99
|
93
|
96
|
105
|
89
|
101
|
140
|
137
|
58
|
65
|
53
|
45
|
62
|
53
|
40
|
52
|
66
|
77
|
94
|
64
|
83
|
106
|
155
|
74
|
58
|
70
|
|
2025/02
|
97
|
115
|
106
|
56
|
51
|
52
|
90
|
61
|
63
|
85
|
114
|
80
|
66
|
82
|
84
|
73
|
86
|
101
|
88
|
86
|
114
|
116
|
125
|
102
|
73
|
93
|
113
|
140
|
|||
|
2025/01
|
173
|
125
|
150
|
176
|
136
|
67
|
66
|
60
|
55
|
82
|
75
|
67
|
92
|
112
|
62
|
65
|
90
|
109
|
90
|
132
|
214
|
186
|
75
|
109
|
111
|
68
|
46
|
97
|
274
|
229
|
115
|
|
2024/12
|
67
|
78
|
88
|
173
|
60
|
66
|
79
|
69
|
75
|
97
|
116
|
146
|
72
|
52
|
50
|
72
|
103
|
71
|
73
|
92
|
63
|
86
|
82
|
132
|
133
|
150
|
118
|
50
|
93
|
85
|
83
|
|
2024/11
|
134
|
102
|
101
|
70
|
56
|
99
|
86
|
75
|
96
|
118
|
161
|
198
|
160
|
97
|
99
|
71
|
40
|
54
|
45
|
55
|
58
|
118
|
130
|
65
|
53
|
50
|
66
|
57
|
41
|
61
|
|
|
2024/10
|
60
|
60
|
69
|
78
|
82
|
85
|
110
|
191
|
99
|
91
|
137
|
150
|
161
|
103
|
111
|
153
|
87
|
21
|
38
|
41
|
59
|
42
|
46
|
68
|
88
|
104
|
70
|
156
|
129
|
110
|
134
|
|
2024/09
|
46
|
32
|
37
|
48
|
43
|
32
|
56
|
62
|
57
|
50
|
25
|
34
|
39
|
52
|
45
|
53
|
67
|
37
|
20
|
39
|
17
|
32
|
53
|
76
|
81
|
83
|
99
|
65
|
64
|
23
|
|
|
2024/08
|
16
|
13
|
19
|
20
|
17
|
14
|
21
|
19
|
27
|
99
|
82
|
31
|
37
|
33
|
43
|
46
|
37
|
25
|
29
|
29
|
20
|
37
|
52
|
47
|
38
|
37
|
20
|
27
|
35
|
42
|
39
|
|
2024/07
|
37
|
23
|
37
|
16
|
22
|
18
|
20
|
15
|
35
|
72
|
44
|
31
|
43
|
55
|
16
|
18
|
11
|
16
|
21
|
20
|
25
|
24
|
27
|
30
|
44
|
25
|
26
|
15
|
15
|
16
|
9
|
|
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