Air Quality
Excellent
No health implications.
20
PM2.5
32
PM10
70
O3
0.4
CO
13
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Aug
60
Good
Mon
17 Aug
89
Good
Tue
18 Aug
93
Good
Wed
19 Aug
104
Light
Thu
20 Aug
111
Light
Fri
21 Aug
92
Good
Sat
22 Aug
32
Excellent
Air quality in the last 12 months (Decheng)
|
2026/07
|
52
|
84
|
74
|
57
|
59
|
56
|
43
|
43
|
44
|
36
|
46
|
39
|
21
|
35
|
37
|
59
|
45
|
37
|
52
|
66
|
48
|
55
|
39
|
39
|
40
|
42
|
37
|
33
|
24
|
30
|
27
|
|
2026/06
|
87
|
95
|
83
|
37
|
33
|
32
|
31
|
53
|
46
|
50
|
44
|
78
|
62
|
61
|
64
|
58
|
52
|
67
|
44
|
44
|
37
|
64
|
75
|
68
|
49
|
42
|
80
|
79
|
67
|
70
|
|
|
2026/05
|
68
|
43
|
30
|
41
|
58
|
65
|
47
|
44
|
58
|
50
|
69
|
87
|
61
|
82
|
64
|
49
|
50
|
33
|
29
|
28
|
44
|
49
|
40
|
64
|
25
|
29
|
43
|
45
|
50
|
66
|
74
|
|
2026/04
|
131
|
78
|
82
|
63
|
95
|
49
|
48
|
56
|
55
|
59
|
67
|
71
|
61
|
81
|
77
|
62
|
80
|
82
|
73
|
96
|
68
|
34
|
52
|
53
|
53
|
58
|
62
|
44
|
48
|
56
|
|
|
2026/03
|
85
|
99
|
146
|
125
|
71
|
54
|
71
|
121
|
97
|
120
|
160
|
95
|
144
|
116
|
43
|
112
|
158
|
60
|
57
|
95
|
117
|
87
|
110
|
99
|
118
|
94
|
103
|
92
|
61
|
51
|
84
|
|
2026/02
|
225
|
156
|
120
|
147
|
147
|
50
|
56
|
66
|
82
|
89
|
111
|
111
|
129
|
141
|
49
|
74
|
245
|
117
|
76
|
73
|
196
|
134
|
68
|
89
|
64
|
81
|
75
|
75
|
|||
|
2026/01
|
52
|
57
|
133
|
168
|
147
|
132
|
47
|
66
|
119
|
69
|
45
|
77
|
72
|
123
|
167
|
92
|
41
|
29
|
40
|
30
|
53
|
95
|
116
|
174
|
105
|
77
|
133
|
217
|
78
|
70
|
176
|
|
2025/12
|
79
|
36
|
48
|
63
|
80
|
133
|
108
|
46
|
101
|
129
|
98
|
23
|
59
|
94
|
87
|
154
|
98
|
145
|
241
|
104
|
49
|
59
|
87
|
79
|
29
|
54
|
89
|
147
|
127
|
120
|
31
|
|
2025/11
|
83
|
30
|
63
|
89
|
93
|
132
|
119
|
76
|
73
|
73
|
91
|
98
|
69
|
94
|
182
|
125
|
37
|
49
|
57
|
60
|
74
|
126
|
116
|
191
|
34
|
137
|
64
|
154
|
176
|
209
|
|
|
2025/10
|
67
|
20
|
24
|
36
|
25
|
21
|
36
|
34
|
11
|
13
|
15
|
23
|
30
|
51
|
88
|
62
|
38
|
23
|
32
|
33
|
48
|
51
|
66
|
69
|
90
|
62
|
81
|
147
|
85
|
88
|
98
|
|
2025/09
|
26
|
37
|
56
|
53
|
47
|
46
|
57
|
58
|
37
|
44
|
56
|
42
|
52
|
50
|
44
|
41
|
26
|
35
|
22
|
31
|
50
|
39
|
37
|
44
|
63
|
60
|
29
|
65
|
75
|
73
|
|
|
2025/08
|
30
|
26
|
40
|
28
|
34
|
32
|
44
|
34
|
17
|
26
|
38
|
37
|
35
|
45
|
39
|
14
|
15
|
24
|
42
|
25
|
30
|
20
|
34
|
13
|
23
|
30
|
39
|
15
|
30
|
19
|
21
|
|
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