Air Quality
Excellent
No health implications.
3
PM2.5
12
PM10
29
O3
0.4
CO
4
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 May
65
Good
Tue
26 May
53
Good
Wed
27 May
65
Good
Thu
28 May
94
Good
Fri
29 May
107
Light
Sat
30 May
110
Light
Sun
31 May
20
Excellent
Air quality in the last 12 months (Licheng)
|
2026/04
|
108
|
52
|
62
|
54
|
89
|
57
|
67
|
54
|
57
|
60
|
61
|
58
|
63
|
67
|
65
|
54
|
70
|
71
|
86
|
87
|
59
|
46
|
54
|
50
|
46
|
64
|
94
|
55
|
43
|
51
|
|
|
2026/03
|
120
|
138
|
153
|
180
|
107
|
58
|
73
|
77
|
98
|
96
|
136
|
111
|
100
|
119
|
59
|
95
|
118
|
62
|
52
|
87
|
95
|
98
|
113
|
81
|
77
|
77
|
94
|
88
|
63
|
89
|
81
|
|
2026/02
|
172
|
142
|
91
|
107
|
131
|
51
|
50
|
54
|
55
|
73
|
92
|
92
|
94
|
100
|
105
|
39
|
67
|
70
|
66
|
59
|
88
|
158
|
72
|
73
|
62
|
96
|
105
|
112
|
|||
|
2026/01
|
35
|
43
|
98
|
134
|
188
|
162
|
56
|
51
|
89
|
73
|
44
|
73
|
96
|
125
|
141
|
98
|
57
|
58
|
37
|
30
|
41
|
52
|
87
|
126
|
119
|
73
|
109
|
110
|
143
|
99
|
170
|
|
2025/12
|
94
|
49
|
46
|
56
|
61
|
81
|
90
|
63
|
83
|
90
|
92
|
33
|
65
|
60
|
68
|
146
|
107
|
80
|
171
|
101
|
55
|
47
|
71
|
95
|
32
|
43
|
64
|
99
|
127
|
109
|
44
|
|
2025/11
|
116
|
49
|
58
|
61
|
81
|
92
|
110
|
117
|
69
|
55
|
73
|
75
|
67
|
90
|
111
|
100
|
30
|
47
|
50
|
66
|
66
|
83
|
76
|
129
|
36
|
90
|
83
|
115
|
121
|
124
|
|
|
2025/10
|
47
|
27
|
31
|
38
|
18
|
12
|
35
|
48
|
12
|
11
|
17
|
18
|
35
|
61
|
53
|
61
|
55
|
33
|
44
|
41
|
51
|
60
|
60
|
73
|
77
|
76
|
79
|
94
|
50
|
60
|
119
|
|
2025/09
|
24
|
40
|
46
|
48
|
48
|
37
|
48
|
46
|
35
|
48
|
47
|
59
|
53
|
48
|
41
|
27
|
22
|
42
|
33
|
35
|
53
|
35
|
39
|
38
|
54
|
53
|
30
|
43
|
59
|
46
|
|
|
2025/08
|
44
|
26
|
37
|
58
|
37
|
43
|
48
|
44
|
19
|
34
|
32
|
26
|
40
|
43
|
25
|
17
|
20
|
45
|
32
|
24
|
26
|
27
|
30
|
50
|
39
|
46
|
33
|
24
|
49
|
44
|
21
|
|
2025/07
|
20
|
18
|
24
|
26
|
31
|
46
|
41
|
41
|
36
|
51
|
36
|
46
|
41
|
28
|
37
|
37
|
34
|
36
|
52
|
40
|
18
|
17
|
16
|
29
|
28
|
22
|
22
|
35
|
21
|
33
|
46
|
|
2025/06
|
58
|
61
|
47
|
35
|
56
|
53
|
88
|
65
|
79
|
39
|
49
|
45
|
53
|
50
|
31
|
25
|
34
|
48
|
22
|
38
|
40
|
35
|
32
|
42
|
51
|
47
|
44
|
32
|
19
|
17
|
|
|
2025/05
|
61
|
72
|
37
|
34
|
58
|
55
|
54
|
50
|
31
|
32
|
48
|
50
|
63
|
65
|
68
|
72
|
90
|
70
|
98
|
69
|
70
|
74
|
57
|
52
|
41
|
52
|
55
|
61
|
54
|
55
|
54
|
|
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