Air Quality
Moderate
Sensitive individuals will experience more serious conditions. The hearts and respiratory systems of healthy people may be affected.
128
*
PM2.5
177
PM10
58
O3
1.0
CO
8
SO2
36
NO2
Sensitive individuals will experience more serious conditions. The hearts and respiratory systems of healthy people may be affected.
Advise
Children, seniors and individuals with respiratory or heart diseases should avoid sustained and high-intensity outdoor exercises. General population should moderately reduce outdoor activities.
Air Quality
Today
17 Mar
108
Light
Wed
18 Mar
57
Good
Thu
19 Mar
80
Good
Fri
20 Mar
104
Light
Sat
21 Mar
104
Light
Sun
22 Mar
53
Good
Mon
23 Mar
16
Excellent
Air quality in the last 12 months (Dachang)
|
2026/02
|
55
|
20
|
96
|
136
|
65
|
8
|
16
|
29
|
112
|
104
|
62
|
100
|
104
|
108
|
14
|
23
|
112
|
34
|
59
|
95
|
175
|
38
|
33
|
74
|
91
|
84
|
44
|
82
|
|||
|
2026/01
|
27
|
36
|
69
|
93
|
61
|
54
|
21
|
59
|
91
|
26
|
30
|
60
|
31
|
61
|
99
|
70
|
30
|
43
|
18
|
16
|
20
|
43
|
44
|
75
|
57
|
59
|
48
|
64
|
75
|
114
|
77
|
|
2025/12
|
34
|
19
|
31
|
39
|
56
|
98
|
64
|
31
|
66
|
102
|
76
|
41
|
37
|
51
|
104
|
89
|
107
|
198
|
172
|
17
|
30
|
70
|
62
|
24
|
23
|
64
|
75
|
160
|
36
|
28
|
20
|
|
2025/11
|
45
|
15
|
52
|
87
|
184
|
137
|
68
|
63
|
32
|
60
|
100
|
70
|
22
|
69
|
87
|
34
|
19
|
25
|
43
|
29
|
52
|
75
|
106
|
63
|
34
|
75
|
30
|
81
|
106
|
99
|
|
|
2025/10
|
49
|
50
|
49
|
57
|
59
|
21
|
45
|
27
|
8
|
12
|
21
|
37
|
52
|
49
|
68
|
68
|
31
|
13
|
15
|
17
|
28
|
54
|
67
|
93
|
138
|
39
|
37
|
130
|
176
|
139
|
68
|
|
2025/09
|
27
|
49
|
51
|
63
|
57
|
26
|
36
|
29
|
53
|
37
|
59
|
70
|
55
|
33
|
28
|
25
|
17
|
26
|
35
|
41
|
57
|
38
|
44
|
61
|
51
|
54
|
61
|
41
|
41
|
45
|
|
|
2025/08
|
56
|
53
|
26
|
35
|
24
|
41
|
35
|
33
|
16
|
31
|
40
|
46
|
17
|
33
|
42
|
26
|
37
|
36
|
24
|
26
|
29
|
23
|
24
|
16
|
27
|
34
|
23
|
12
|
41
|
35
|
27
|
|
2025/07
|
41
|
35
|
25
|
39
|
32
|
12
|
37
|
38
|
45
|
38
|
49
|
49
|
20
|
37
|
44
|
28
|
18
|
40
|
45
|
24
|
30
|
48
|
34
|
23
|
36
|
44
|
40
|
25
|
8
|
17
|
44
|
|
2025/06
|
60
|
36
|
15
|
29
|
59
|
41
|
38
|
47
|
48
|
33
|
55
|
68
|
62
|
57
|
19
|
17
|
49
|
68
|
47
|
26
|
26
|
43
|
67
|
78
|
60
|
61
|
68
|
52
|
85
|
49
|
|
|
2025/05
|
37
|
47
|
26
|
53
|
55
|
19
|
75
|
90
|
29
|
37
|
65
|
82
|
76
|
25
|
43
|
78
|
44
|
50
|
68
|
101
|
72
|
66
|
50
|
34
|
57
|
61
|
53
|
62
|
65
|
76
|
71
|
|
2025/04
|
53
|
21
|
62
|
77
|
23
|
73
|
56
|
40
|
56
|
87
|
105
|
137
|
80
|
49
|
55
|
94
|
64
|
42
|
37
|
66
|
82
|
34
|
61
|
35
|
52
|
90
|
36
|
62
|
64
|
59
|
|
|
2025/03
|
221
|
64
|
32
|
54
|
87
|
22
|
71
|
116
|
166
|
133
|
186
|
73
|
92
|
72
|
47
|
20
|
28
|
28
|
44
|
35
|
36
|
53
|
113
|
87
|
59
|
84
|
52
|
35
|
25
|
47
|
67
|
|
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