Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
44
*
PM2.5
55
PM10
75
O3
0.4
CO
6
SO2
11
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
23 May
62
Good
Sat
24 May
80
Good
Sun
25 May
112
Light
Mon
26 May
134
Light
Tue
27 May
129
Light
Wed
28 May
32
Excellent
Thu
29 May
24
Excellent
Air quality in the last 12 months (Dacheng)
|
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
|
|
|
2024/10
|
24
|
25
|
46
|
65
|
82
|
99
|
41
|
70
|
120
|
54
|
86
|
123
|
133
|
180
|
108
|
50
|
96
|
38
|
22
|
41
|
60
|
57
|
70
|
125
|
133
|
183
|
104
|
63
|
124
|
186
|
165
|
|
2024/09
|
38
|
23
|
40
|
53
|
35
|
33
|
40
|
50
|
66
|
22
|
28
|
34
|
49
|
46
|
40
|
45
|
64
|
44
|
49
|
29
|
13
|
17
|
36
|
63
|
75
|
49
|
43
|
60
|
61
|
13
|
|
|
2024/08
|
41
|
43
|
36
|
26
|
20
|
39
|
49
|
55
|
48
|
60
|
34
|
24
|
21
|
32
|
39
|
41
|
50
|
24
|
18
|
25
|
25
|
40
|
50
|
36
|
40
|
18
|
21
|
43
|
43
|
56
|
53
|
|
2024/07
|
48
|
52
|
46
|
68
|
56
|
28
|
59
|
37
|
60
|
58
|
65
|
66
|
87
|
86
|
47
|
54
|
42
|
39
|
39
|
28
|
36
|
34
|
39
|
49
|
19
|
24
|
29
|
27
|
28
|
18
|
26
|
|
2024/06
|
38
|
61
|
54
|
59
|
62
|
71
|
64
|
62
|
66
|
83
|
84
|
71
|
85
|
43
|
53
|
49
|
51
|
57
|
55
|
55
|
62
|
85
|
91
|
53
|
52
|
70
|
53
|
64
|
66
|
43
|
|
|
2024/05
|
52
|
60
|
61
|
71
|
54
|
76
|
85
|
75
|
70
|
68
|
191
|
48
|
73
|
85
|
36
|
56
|
69
|
83
|
60
|
29
|
39
|
68
|
66
|
36
|
33
|
41
|
45
|
51
|
67
|
64
|
33
|
|
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