Air Quality
Excellent
No health implications.
22
PM2.5
46
PM10
160
O3
0.4
CO
3
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 May
98
Good
Sat
17 May
91
Good
Sun
18 May
98
Good
Mon
19 May
104
Light
Tue
20 May
104
Light
Wed
21 May
93
Good
Thu
22 May
47
Excellent
Air quality in the last 12 months (Mengcheng)
|
2025/02
|
117
|
114
|
134
|
96
|
61
|
57
|
78
|
45
|
59
|
68
|
92
|
117
|
104
|
83
|
98
|
88
|
62
|
71
|
83
|
54
|
56
|
81
|
95
|
52
|
69
|
111
|
100
|
109
|
|||
|
2025/01
|
112
|
182
|
133
|
147
|
149
|
81
|
66
|
70
|
49
|
65
|
81
|
80
|
105
|
137
|
64
|
74
|
105
|
112
|
144
|
147
|
154
|
191
|
97
|
62
|
47
|
88
|
51
|
94
|
191
|
93
|
138
|
|
2024/12
|
85
|
118
|
70
|
98
|
123
|
134
|
122
|
54
|
74
|
91
|
112
|
107
|
106
|
84
|
75
|
90
|
108
|
70
|
69
|
97
|
84
|
64
|
92
|
119
|
140
|
163
|
113
|
85
|
68
|
94
|
121
|
|
2024/11
|
93
|
131
|
111
|
91
|
62
|
78
|
57
|
51
|
59
|
63
|
56
|
69
|
77
|
80
|
81
|
63
|
41
|
38
|
35
|
46
|
60
|
92
|
58
|
51
|
50
|
52
|
72
|
62
|
56
|
78
|
|
|
2024/10
|
36
|
49
|
49
|
53
|
44
|
29
|
20
|
55
|
56
|
72
|
93
|
85
|
77
|
70
|
86
|
73
|
41
|
21
|
40
|
45
|
59
|
74
|
76
|
61
|
63
|
63
|
114
|
127
|
117
|
84
|
68
|
|
2024/09
|
46
|
42
|
35
|
42
|
52
|
36
|
41
|
40
|
31
|
38
|
50
|
25
|
29
|
51
|
31
|
46
|
18
|
25
|
22
|
26
|
31
|
31
|
41
|
51
|
54
|
53
|
45
|
43
|
43
|
45
|
|
|
2024/08
|
22
|
20
|
27
|
30
|
28
|
20
|
26
|
30
|
39
|
50
|
87
|
50
|
52
|
36
|
28
|
29
|
28
|
37
|
31
|
28
|
42
|
46
|
43
|
45
|
49
|
43
|
14
|
24
|
30
|
35
|
39
|
|
2024/07
|
29
|
31
|
31
|
13
|
22
|
19
|
25
|
30
|
16
|
47
|
49
|
30
|
24
|
22
|
17
|
35
|
27
|
19
|
23
|
21
|
23
|
27
|
32
|
40
|
30
|
22
|
18
|
16
|
15
|
21
|
23
|
|
2024/06
|
60
|
67
|
77
|
73
|
67
|
53
|
48
|
59
|
64
|
50
|
40
|
45
|
51
|
55
|
58
|
59
|
49
|
50
|
47
|
51
|
26
|
38
|
40
|
68
|
82
|
53
|
56
|
23
|
19
|
26
|
|
|
2024/05
|
54
|
53
|
52
|
52
|
56
|
52
|
62
|
51
|
55
|
56
|
98
|
131
|
100
|
73
|
74
|
58
|
65
|
66
|
59
|
55
|
47
|
47
|
50
|
59
|
55
|
62
|
49
|
49
|
59
|
56
|
81
|
|
2024/04
|
86
|
96
|
87
|
54
|
56
|
61
|
76
|
59
|
56
|
73
|
56
|
70
|
67
|
56
|
46
|
74
|
93
|
72
|
63
|
75
|
73
|
64
|
99
|
92
|
73
|
71
|
59
|
40
|
47
|
60
|
|
|
2024/03
|
59
|
71
|
74
|
86
|
88
|
90
|
106
|
72
|
58
|
104
|
93
|
86
|
86
|
70
|
87
|
105
|
150
|
63
|
100
|
112
|
82
|
68
|
69
|
52
|
55
|
65
|
70
|
70
|
60
|
73
|
89
|
|
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