Air Quality
Excellent
No health implications.
5
PM2.5
9
PM10
28
O3
0.8
CO
5
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 May
57
Good
Tue
26 May
43
Excellent
Wed
27 May
42
Excellent
Thu
28 May
53
Good
Fri
29 May
56
Good
Sat
30 May
87
Good
Sun
31 May
41
Excellent
Air quality in the last 12 months (Zengdu)
|
2026/04
|
53
|
57
|
32
|
63
|
71
|
68
|
61
|
51
|
35
|
54
|
60
|
48
|
31
|
28
|
31
|
31
|
48
|
53
|
56
|
79
|
34
|
25
|
35
|
37
|
44
|
58
|
47
|
37
|
31
|
42
|
|
|
2026/03
|
20
|
30
|
38
|
66
|
61
|
58
|
81
|
72
|
76
|
80
|
80
|
98
|
65
|
84
|
48
|
65
|
55
|
64
|
75
|
75
|
66
|
60
|
76
|
76
|
68
|
87
|
61
|
51
|
61
|
41
|
64
|
|
2026/02
|
72
|
84
|
86
|
104
|
106
|
113
|
66
|
66
|
63
|
67
|
90
|
89
|
74
|
82
|
84
|
29
|
64
|
70
|
76
|
58
|
47
|
89
|
96
|
49
|
29
|
20
|
51
|
34
|
|||
|
2026/01
|
47
|
78
|
93
|
84
|
93
|
52
|
44
|
56
|
79
|
102
|
69
|
88
|
121
|
120
|
103
|
117
|
134
|
87
|
39
|
46
|
31
|
64
|
85
|
96
|
127
|
164
|
96
|
90
|
86
|
56
|
51
|
|
2025/12
|
107
|
97
|
57
|
58
|
90
|
94
|
118
|
91
|
135
|
149
|
181
|
75
|
42
|
56
|
65
|
87
|
133
|
175
|
171
|
106
|
83
|
58
|
51
|
80
|
75
|
76
|
90
|
105
|
102
|
151
|
85
|
|
2025/11
|
55
|
66
|
78
|
72
|
66
|
73
|
28
|
27
|
58
|
68
|
60
|
39
|
60
|
92
|
89
|
91
|
31
|
28
|
34
|
51
|
56
|
70
|
77
|
79
|
76
|
70
|
93
|
94
|
77
|
98
|
|
|
2025/10
|
33
|
20
|
16
|
31
|
48
|
37
|
25
|
40
|
49
|
20
|
19
|
25
|
13
|
34
|
32
|
23
|
14
|
21
|
29
|
24
|
34
|
44
|
43
|
54
|
80
|
65
|
53
|
60
|
77
|
47
|
50
|
|
2025/09
|
26
|
28
|
33
|
35
|
29
|
36
|
42
|
35
|
22
|
20
|
23
|
13
|
22
|
32
|
32
|
40
|
15
|
15
|
13
|
21
|
34
|
20
|
13
|
17
|
25
|
17
|
29
|
36
|
21
|
19
|
|
|
2025/08
|
43
|
32
|
39
|
48
|
44
|
42
|
37
|
32
|
28
|
27
|
27
|
26
|
25
|
32
|
29
|
24
|
35
|
39
|
30
|
22
|
22
|
24
|
27
|
31
|
38
|
34
|
37
|
41
|
42
|
37
|
20
|
|
2025/07
|
25
|
20
|
23
|
27
|
37
|
44
|
35
|
47
|
29
|
34
|
55
|
47
|
35
|
37
|
44
|
46
|
40
|
45
|
41
|
38
|
34
|
26
|
23
|
29
|
31
|
33
|
29
|
28
|
30
|
38
|
39
|
|
2025/06
|
48
|
51
|
58
|
58
|
55
|
63
|
56
|
44
|
42
|
44
|
40
|
43
|
44
|
38
|
33
|
48
|
37
|
27
|
23
|
25
|
31
|
28
|
33
|
29
|
37
|
20
|
28
|
29
|
20
|
30
|
|
|
2025/05
|
47
|
60
|
44
|
41
|
48
|
102
|
102
|
53
|
65
|
36
|
49
|
46
|
58
|
55
|
89
|
62
|
66
|
112
|
160
|
82
|
57
|
44
|
59
|
55
|
59
|
69
|
68
|
62
|
51
|
50
|
27
|
|
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