Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
98
*
PM2.5
152
PM10
102
O3
1.1
CO
15
SO2
42
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
4 Feb
185
Moderate
Thu
5 Feb
138
Light
Fri
6 Feb
60
Good
Sat
7 Feb
59
Good
Sun
8 Feb
81
Good
Mon
9 Feb
93
Good
Tue
10 Feb
17
Excellent
Decheng Air quality rank
Air quality in the last 12 months (Decheng)
|
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
|
|
2025/07
|
14
|
19
|
24
|
36
|
27
|
18
|
25
|
25
|
40
|
58
|
43
|
45
|
39
|
27
|
44
|
30
|
31
|
28
|
43
|
40
|
44
|
15
|
11
|
31
|
35
|
32
|
22
|
37
|
25
|
26
|
21
|
|
2025/06
|
68
|
65
|
42
|
30
|
69
|
75
|
76
|
64
|
83
|
40
|
76
|
86
|
69
|
58
|
37
|
29
|
39
|
56
|
17
|
33
|
43
|
43
|
49
|
45
|
56
|
56
|
60
|
51
|
35
|
23
|
|
|
2025/05
|
55
|
69
|
40
|
56
|
78
|
50
|
72
|
73
|
40
|
31
|
53
|
62
|
64
|
56
|
36
|
93
|
105
|
75
|
91
|
73
|
63
|
73
|
67
|
49
|
45
|
56
|
54
|
66
|
62
|
54
|
63
|
|
2025/04
|
73
|
31
|
63
|
87
|
51
|
85
|
95
|
84
|
65
|
81
|
101
|
195
|
52
|
60
|
54
|
89
|
124
|
66
|
43
|
73
|
69
|
82
|
75
|
52
|
70
|
80
|
55
|
50
|
62
|
84
|
|
|
2025/03
|
153
|
54
|
47
|
46
|
78
|
70
|
109
|
96
|
110
|
105
|
110
|
127
|
116
|
65
|
55
|
36
|
53
|
30
|
55
|
55
|
53
|
69
|
107
|
132
|
102
|
93
|
111
|
74
|
40
|
56
|
82
|
|
2025/02
|
59
|
86
|
36
|
23
|
45
|
98
|
37
|
32
|
59
|
79
|
93
|
109
|
107
|
83
|
92
|
59
|
48
|
55
|
60
|
72
|
62
|
48
|
42
|
65
|
75
|
92
|
124
|
146
|
|||
|
2025/01
|
123
|
50
|
67
|
163
|
167
|
40
|
54
|
49
|
42
|
59
|
88
|
77
|
78
|
88
|
45
|
68
|
72
|
118
|
114
|
79
|
142
|
50
|
94
|
112
|
79
|
102
|
33
|
86
|
189
|
84
|
62
|
|
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