Air Quality
Excellent
No health implications.
8
PM2.5
29
PM10
59
O3
0.5
CO
5
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Nov
89
Good
Fri
28 Nov
82
Good
Sat
29 Nov
101
Light
Sun
30 Nov
54
Good
Mon
1 Dec
73
Good
Tue
2 Dec
85
Good
Wed
3 Dec
22
Excellent
Air quality in the last 12 months (Dacheng)
|
2025/10
|
82
|
45
|
43
|
53
|
33
|
22
|
49
|
33
|
11
|
17
|
23
|
45
|
43
|
49
|
80
|
60
|
37
|
20
|
28
|
29
|
50
|
66
|
72
|
91
|
122
|
68
|
66
|
164
|
152
|
149
|
73
|
|
2025/09
|
38
|
42
|
49
|
54
|
53
|
42
|
55
|
59
|
47
|
48
|
61
|
58
|
61
|
63
|
62
|
40
|
29
|
41
|
35
|
45
|
62
|
39
|
50
|
52
|
63
|
56
|
49
|
57
|
66
|
79
|
|
|
2025/08
|
39
|
39
|
41
|
29
|
43
|
40
|
35
|
28
|
27
|
34
|
42
|
42
|
32
|
54
|
41
|
13
|
30
|
28
|
30
|
24
|
26
|
26
|
31
|
18
|
29
|
40
|
42
|
16
|
38
|
23
|
29
|
|
2025/07
|
28
|
30
|
20
|
34
|
32
|
22
|
32
|
32
|
40
|
52
|
52
|
51
|
34
|
37
|
37
|
34
|
36
|
41
|
38
|
37
|
36
|
38
|
22
|
29
|
38
|
40
|
35
|
38
|
21
|
27
|
26
|
|
2025/06
|
76
|
59
|
32
|
34
|
61
|
74
|
63
|
57
|
64
|
41
|
62
|
76
|
76
|
51
|
33
|
28
|
54
|
60
|
43
|
38
|
43
|
49
|
61
|
57
|
64
|
61
|
57
|
65
|
59
|
32
|
|
|
2025/05
|
51
|
62
|
41
|
54
|
59
|
41
|
73
|
79
|
38
|
34
|
59
|
66
|
68
|
52
|
35
|
81
|
71
|
66
|
93
|
95
|
70
|
69
|
69
|
56
|
57
|
72
|
63
|
66
|
70
|
70
|
65
|
|
2025/04
|
66
|
29
|
60
|
93
|
38
|
74
|
83
|
64
|
56
|
79
|
129
|
170
|
64
|
52
|
58
|
86
|
89
|
55
|
48
|
70
|
82
|
56
|
73
|
51
|
66
|
84
|
73
|
63
|
68
|
76
|
|
|
2025/03
|
213
|
84
|
48
|
51
|
82
|
44
|
82
|
120
|
123
|
114
|
136
|
138
|
118
|
70
|
45
|
35
|
48
|
34
|
53
|
55
|
55
|
69
|
111
|
105
|
62
|
92
|
75
|
50
|
33
|
59
|
77
|
|
2025/02
|
69
|
73
|
24
|
24
|
38
|
74
|
31
|
23
|
55
|
113
|
147
|
98
|
94
|
108
|
118
|
51
|
34
|
57
|
59
|
60
|
52
|
51
|
36
|
63
|
81
|
85
|
149
|
202
|
|||
|
2025/01
|
116
|
42
|
63
|
123
|
129
|
34
|
50
|
33
|
32
|
56
|
70
|
61
|
94
|
81
|
40
|
61
|
77
|
140
|
101
|
91
|
111
|
51
|
60
|
85
|
108
|
100
|
25
|
67
|
302
|
67
|
60
|
|
2024/12
|
126
|
30
|
58
|
82
|
91
|
50
|
31
|
57
|
99
|
96
|
57
|
80
|
67
|
55
|
63
|
71
|
49
|
27
|
64
|
86
|
38
|
50
|
76
|
116
|
134
|
39
|
52
|
58
|
90
|
114
|
73
|
|
2024/11
|
81
|
89
|
94
|
35
|
53
|
77
|
94
|
91
|
83
|
103
|
109
|
139
|
99
|
42
|
71
|
77
|
49
|
55
|
67
|
90
|
69
|
48
|
54
|
95
|
49
|
30
|
35
|
43
|
56
|
75
|
|
|
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