Air Quality
Excellent
No health implications.
23
PM2.5
36
PM10
64
O3
0.4
CO
4
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Jul
115
Light
Tue
28 Jul
115
Light
Wed
29 Jul
107
Light
Thu
30 Jul
108
Light
Fri
31 Jul
89
Good
Sat
1 Aug
111
Light
Sun
2 Aug
43
Excellent
Air quality in the last 12 months (Mengcun)
|
2026/06
|
80
|
87
|
70
|
37
|
32
|
30
|
29
|
37
|
44
|
47
|
51
|
72
|
59
|
52
|
60
|
51
|
54
|
63
|
47
|
38
|
35
|
52
|
66
|
65
|
40
|
42
|
63
|
72
|
60
|
50
|
|
|
2026/05
|
68
|
46
|
31
|
37
|
49
|
54
|
47
|
57
|
56
|
47
|
55
|
67
|
60
|
73
|
51
|
44
|
46
|
27
|
30
|
32
|
44
|
48
|
38
|
62
|
26
|
32
|
47
|
44
|
43
|
59
|
69
|
|
2026/04
|
100
|
82
|
87
|
62
|
66
|
43
|
38
|
54
|
68
|
69
|
62
|
76
|
70
|
70
|
87
|
75
|
87
|
91
|
76
|
86
|
65
|
40
|
58
|
52
|
49
|
52
|
53
|
37
|
46
|
52
|
|
|
2026/03
|
79
|
109
|
135
|
124
|
68
|
68
|
55
|
126
|
84
|
116
|
148
|
85
|
123
|
95
|
47
|
84
|
149
|
57
|
55
|
88
|
97
|
110
|
123
|
106
|
125
|
106
|
81
|
87
|
98
|
40
|
55
|
|
2026/02
|
217
|
97
|
106
|
162
|
138
|
51
|
52
|
60
|
78
|
101
|
85
|
114
|
125
|
144
|
50
|
76
|
151
|
72
|
67
|
70
|
184
|
72
|
60
|
83
|
74
|
71
|
58
|
63
|
|||
|
2026/01
|
49
|
50
|
134
|
217
|
113
|
186
|
44
|
62
|
103
|
50
|
37
|
76
|
64
|
92
|
147
|
77
|
37
|
37
|
40
|
36
|
56
|
91
|
105
|
160
|
77
|
57
|
99
|
114
|
58
|
60
|
109
|
|
2025/12
|
65
|
33
|
47
|
58
|
65
|
134
|
123
|
39
|
103
|
159
|
72
|
25
|
61
|
92
|
99
|
135
|
81
|
130
|
232
|
66
|
41
|
60
|
67
|
54
|
28
|
59
|
99
|
156
|
121
|
88
|
32
|
|
2025/11
|
92
|
30
|
51
|
90
|
99
|
102
|
72
|
84
|
72
|
75
|
90
|
129
|
47
|
77
|
174
|
102
|
36
|
48
|
60
|
52
|
68
|
109
|
115
|
142
|
31
|
105
|
52
|
107
|
153
|
155
|
|
|
2025/10
|
75
|
29
|
21
|
37
|
23
|
23
|
37
|
30
|
13
|
20
|
26
|
29
|
34
|
47
|
70
|
50
|
39
|
26
|
35
|
35
|
46
|
55
|
66
|
71
|
84
|
64
|
61
|
148
|
114
|
106
|
67
|
|
2025/09
|
26
|
30
|
51
|
50
|
46
|
43
|
54
|
56
|
39
|
46
|
58
|
51
|
58
|
62
|
65
|
54
|
30
|
33
|
25
|
33
|
45
|
28
|
38
|
49
|
54
|
48
|
36
|
52
|
62
|
66
|
|
|
2025/08
|
31
|
26
|
38
|
31
|
35
|
34
|
37
|
30
|
23
|
30
|
38
|
37
|
39
|
59
|
41
|
11
|
16
|
21
|
35
|
32
|
24
|
21
|
30
|
20
|
30
|
32
|
39
|
14
|
24
|
20
|
21
|
|
2025/07
|
24
|
28
|
19
|
36
|
35
|
22
|
25
|
29
|
31
|
52
|
47
|
45
|
40
|
25
|
33
|
32
|
35
|
33
|
29
|
45
|
40
|
29
|
15
|
28
|
37
|
32
|
28
|
37
|
27
|
29
|
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