Air Quality
Excellent
No health implications.
11
PM2.5
23
PM10
62
O3
0.3
CO
9
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Aug
50
Excellent
Fri
28 Aug
52
Good
Sat
29 Aug
52
Good
Sun
30 Aug
53
Good
Mon
31 Aug
51
Good
Tue
1 Sep
51
Good
Wed
2 Sep
49
Excellent
Air quality in the last 12 months (Dachuan)
|
2026/07
|
38
|
31
|
30
|
34
|
31
|
34
|
40
|
33
|
33
|
29
|
33
|
32
|
35
|
31
|
34
|
33
|
26
|
31
|
39
|
60
|
61
|
47
|
45
|
35
|
34
|
28
|
30
|
32
|
23
|
25
|
30
|
|
2026/06
|
36
|
39
|
46
|
55
|
57
|
49
|
30
|
23
|
34
|
38
|
41
|
32
|
37
|
38
|
51
|
50
|
31
|
24
|
30
|
29
|
25
|
13
|
15
|
14
|
18
|
24
|
29
|
31
|
35
|
39
|
|
|
2026/05
|
51
|
25
|
43
|
55
|
56
|
56
|
44
|
42
|
46
|
59
|
77
|
122
|
46
|
57
|
46
|
26
|
20
|
19
|
20
|
32
|
48
|
26
|
31
|
31
|
27
|
20
|
24
|
21
|
19
|
26
|
28
|
|
2026/04
|
39
|
34
|
43
|
62
|
69
|
75
|
35
|
32
|
39
|
39
|
27
|
31
|
22
|
22
|
20
|
33
|
56
|
58
|
51
|
62
|
20
|
21
|
33
|
45
|
58
|
78
|
59
|
23
|
35
|
43
|
|
|
2026/03
|
15
|
20
|
37
|
69
|
42
|
49
|
51
|
30
|
34
|
41
|
44
|
52
|
53
|
57
|
19
|
24
|
19
|
21
|
28
|
36
|
36
|
46
|
32
|
23
|
30
|
45
|
49
|
47
|
30
|
21
|
29
|
|
2026/02
|
58
|
77
|
99
|
105
|
122
|
90
|
70
|
69
|
55
|
67
|
70
|
74
|
96
|
92
|
64
|
32
|
59
|
63
|
70
|
75
|
71
|
77
|
60
|
39
|
41
|
35
|
26
|
20
|
|||
|
2026/01
|
29
|
36
|
52
|
75
|
78
|
80
|
96
|
109
|
110
|
110
|
155
|
176
|
150
|
157
|
165
|
140
|
179
|
162
|
51
|
33
|
50
|
65
|
81
|
81
|
77
|
83
|
70
|
72
|
52
|
22
|
40
|
|
2025/12
|
110
|
136
|
64
|
70
|
73
|
80
|
86
|
108
|
139
|
144
|
131
|
98
|
54
|
67
|
87
|
97
|
97
|
110
|
122
|
90
|
33
|
46
|
34
|
51
|
57
|
62
|
74
|
81
|
97
|
146
|
78
|
|
2025/11
|
49
|
45
|
58
|
48
|
51
|
29
|
14
|
19
|
16
|
33
|
42
|
49
|
55
|
46
|
43
|
47
|
17
|
28
|
40
|
66
|
73
|
89
|
76
|
64
|
57
|
68
|
72
|
75
|
76
|
91
|
|
|
2025/10
|
13
|
12
|
10
|
10
|
24
|
37
|
36
|
31
|
42
|
42
|
41
|
26
|
20
|
22
|
14
|
21
|
11
|
16
|
12
|
10
|
11
|
15
|
20
|
25
|
18
|
29
|
34
|
39
|
37
|
30
|
38
|
|
2025/09
|
36
|
37
|
47
|
41
|
40
|
11
|
31
|
18
|
25
|
19
|
18
|
14
|
21
|
30
|
37
|
33
|
18
|
20
|
15
|
14
|
12
|
10
|
11
|
24
|
26
|
18
|
21
|
26
|
13
|
14
|
|
|
2025/08
|
32
|
36
|
39
|
39
|
32
|
25
|
25
|
18
|
20
|
15
|
19
|
25
|
29
|
32
|
29
|
12
|
19
|
26
|
35
|
33
|
29
|
21
|
25
|
24
|
22
|
29
|
29
|
39
|
36
|
33
|
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