Air Quality
Excellent
No health implications.
3
PM2.5
6
PM10
39
O3
0.9
CO
9
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Jan
62
Good
Sun
26 Jan
79
Good
Mon
27 Jan
96
Good
Tue
28 Jan
140
Light
Wed
29 Jan
185
Moderate
Thu
30 Jan
22
Excellent
Fri
31 Jan
42
Excellent
Air quality in the last 12 months (Dachuan)
|
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
|
|
2024/02
|
82
|
27
|
24
|
32
|
48
|
48
|
45
|
56
|
87
|
118
|
86
|
62
|
72
|
84
|
31
|
34
|
44
|
64
|
266
|
207
|
18
|
17
|
29
|
36
|
47
|
51
|
57
|
62
|
54
|
||
|
2024/01
|
184
|
79
|
73
|
73
|
100
|
139
|
132
|
99
|
97
|
115
|
144
|
117
|
125
|
183
|
98
|
28
|
38
|
45
|
28
|
36
|
29
|
33
|
44
|
47
|
61
|
71
|
90
|
93
|
116
|
110
|
124
|
|
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