Air Quality
Excellent
No health implications.
16
PM2.5
31
PM10
24
O3
0.3
CO
12
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Jun
68
Good
Tue
9 Jun
73
Good
Wed
10 Jun
88
Good
Thu
11 Jun
98
Good
Fri
12 Jun
112
Light
Sat
13 Jun
113
Light
Sun
14 Jun
23
Excellent
Air quality in the last 12 months (Chencang)
|
2026/04
|
58
|
60
|
93
|
100
|
91
|
87
|
88
|
84
|
67
|
69
|
63
|
64
|
55
|
64
|
69
|
51
|
62
|
63
|
194
|
81
|
32
|
32
|
50
|
66
|
71
|
69
|
62
|
63
|
79
|
67
|
|
|
2026/03
|
25
|
36
|
100
|
103
|
86
|
72
|
32
|
45
|
41
|
85
|
109
|
127
|
279
|
66
|
55
|
63
|
49
|
89
|
93
|
92
|
92
|
103
|
98
|
90
|
85
|
71
|
62
|
48
|
54
|
34
|
52
|
|
2026/02
|
125
|
117
|
111
|
105
|
121
|
151
|
76
|
72
|
85
|
127
|
124
|
105
|
77
|
97
|
68
|
48
|
131
|
100
|
82
|
59
|
174
|
283
|
181
|
75
|
66
|
82
|
69
|
58
|
|||
|
2026/01
|
85
|
121
|
127
|
84
|
66
|
73
|
61
|
74
|
70
|
74
|
84
|
81
|
74
|
88
|
89
|
92
|
112
|
151
|
57
|
47
|
79
|
97
|
134
|
183
|
226
|
190
|
156
|
174
|
161
|
95
|
115
|
|
2025/12
|
87
|
79
|
82
|
94
|
109
|
120
|
65
|
79
|
106
|
111
|
92
|
86
|
95
|
88
|
119
|
109
|
94
|
121
|
117
|
55
|
68
|
113
|
103
|
89
|
62
|
87
|
106
|
136
|
122
|
185
|
108
|
|
2025/11
|
60
|
67
|
110
|
135
|
143
|
111
|
66
|
59
|
68
|
76
|
77
|
73
|
66
|
76
|
61
|
59
|
39
|
40
|
44
|
60
|
61
|
63
|
56
|
79
|
67
|
166
|
147
|
75
|
64
|
57
|
|
|
2025/10
|
29
|
26
|
39
|
19
|
30
|
17
|
13
|
25
|
11
|
11
|
12
|
15
|
33
|
60
|
25
|
38
|
15
|
34
|
38
|
22
|
42
|
53
|
67
|
75
|
72
|
40
|
63
|
62
|
74
|
67
|
59
|
|
2025/09
|
39
|
43
|
55
|
30
|
42
|
48
|
48
|
38
|
47
|
51
|
32
|
19
|
37
|
47
|
46
|
40
|
28
|
11
|
15
|
35
|
17
|
17
|
25
|
28
|
43
|
49
|
31
|
27
|
35
|
43
|
|
|
2025/08
|
41
|
44
|
45
|
40
|
29
|
37
|
42
|
31
|
19
|
25
|
33
|
36
|
38
|
51
|
38
|
32
|
26
|
29
|
22
|
41
|
47
|
33
|
16
|
25
|
41
|
49
|
20
|
14
|
14
|
22
|
29
|
|
2025/07
|
31
|
37
|
21
|
22
|
19
|
12
|
14
|
31
|
34
|
47
|
34
|
39
|
46
|
41
|
33
|
41
|
45
|
35
|
39
|
25
|
26
|
57
|
37
|
27
|
21
|
24
|
26
|
35
|
35
|
36
|
42
|
|
2025/06
|
49
|
43
|
44
|
36
|
33
|
48
|
34
|
39
|
48
|
41
|
52
|
45
|
46
|
50
|
74
|
50
|
51
|
51
|
46
|
45
|
32
|
32
|
31
|
38
|
30
|
30
|
30
|
28
|
35
|
22
|
|
|
2025/05
|
89
|
58
|
96
|
70
|
101
|
318
|
161
|
77
|
88
|
54
|
54
|
60
|
45
|
72
|
68
|
65
|
201
|
133
|
70
|
67
|
63
|
92
|
49
|
50
|
42
|
42
|
51
|
46
|
39
|
51
|
37
|
|
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