Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
44
PM2.5
157
*
PM10
10
O3
0.6
CO
6
SO2
59
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
9 May
69
Good
Sat
10 May
96
Good
Sun
11 May
76
Good
Mon
12 May
84
Good
Tue
13 May
62
Good
Wed
14 May
72
Good
Thu
15 May
40
Excellent
Air quality in the last 12 months (Dachuan)
|
2025/02
|
49
|
32
|
36
|
36
|
40
|
32
|
38
|
37
|
51
|
63
|
83
|
69
|
48
|
45
|
43
|
58
|
65
|
57
|
64
|
36
|
42
|
31
|
30
|
46
|
64
|
87
|
77
|
73
|
|||
|
2025/01
|
155
|
156
|
156
|
88
|
59
|
80
|
99
|
70
|
76
|
69
|
83
|
82
|
109
|
126
|
100
|
79
|
85
|
121
|
129
|
123
|
144
|
210
|
236
|
69
|
16
|
51
|
69
|
76
|
125
|
101
|
122
|
|
2024/12
|
87
|
91
|
97
|
37
|
31
|
32
|
36
|
41
|
46
|
59
|
53
|
57
|
64
|
68
|
82
|
101
|
119
|
130
|
86
|
108
|
137
|
121
|
80
|
101
|
98
|
118
|
100
|
88
|
113
|
170
|
167
|
|
2024/11
|
28
|
34
|
49
|
41
|
32
|
42
|
49
|
58
|
30
|
42
|
43
|
37
|
29
|
35
|
46
|
21
|
12
|
13
|
17
|
23
|
39
|
39
|
36
|
31
|
20
|
44
|
53
|
52
|
66
|
86
|
|
|
2024/10
|
26
|
36
|
43
|
43
|
51
|
56
|
44
|
43
|
54
|
52
|
44
|
38
|
37
|
37
|
46
|
46
|
28
|
28
|
28
|
13
|
17
|
26
|
42
|
48
|
50
|
49
|
45
|
45
|
52
|
61
|
44
|
|
2024/09
|
50
|
51
|
30
|
43
|
47
|
33
|
34
|
26
|
32
|
26
|
36
|
31
|
36
|
37
|
28
|
30
|
30
|
42
|
46
|
34
|
16
|
16
|
29
|
43
|
56
|
69
|
58
|
50
|
42
|
12
|
|
|
2024/08
|
24
|
30
|
26
|
18
|
17
|
21
|
28
|
35
|
38
|
46
|
67
|
62
|
57
|
38
|
33
|
38
|
38
|
34
|
49
|
46
|
43
|
43
|
41
|
62
|
69
|
46
|
50
|
26
|
20
|
30
|
35
|
|
2024/07
|
28
|
26
|
29
|
25
|
15
|
19
|
29
|
14
|
16
|
13
|
14
|
18
|
16
|
11
|
20
|
21
|
26
|
19
|
23
|
26
|
21
|
22
|
24
|
26
|
39
|
45
|
33
|
47
|
39
|
10
|
15
|
|
2024/06
|
54
|
36
|
32
|
22
|
36
|
31
|
35
|
27
|
30
|
38
|
39
|
37
|
52
|
50
|
45
|
30
|
28
|
25
|
21
|
20
|
14
|
32
|
45
|
57
|
32
|
27
|
26
|
26
|
33
|
47
|
|
|
2024/05
|
18
|
23
|
19
|
26
|
41
|
61
|
81
|
47
|
31
|
37
|
43
|
63
|
66
|
74
|
66
|
60
|
62
|
72
|
22
|
15
|
28
|
39
|
42
|
43
|
37
|
20
|
25
|
41
|
26
|
34
|
47
|
|
2024/04
|
36
|
22
|
33
|
26
|
26
|
23
|
22
|
40
|
38
|
36
|
29
|
28
|
49
|
46
|
54
|
29
|
34
|
26
|
24
|
77
|
54
|
44
|
48
|
49
|
48
|
52
|
49
|
32
|
35
|
14
|
|
|
2024/03
|
51
|
54
|
65
|
73
|
88
|
61
|
40
|
45
|
55
|
67
|
70
|
65
|
40
|
50
|
61
|
53
|
58
|
20
|
53
|
73
|
73
|
72
|
57
|
39
|
22
|
28
|
37
|
44
|
55
|
57
|
55
|
|
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