Air Quality
Excellent
No health implications.
17
PM2.5
23
PM10
37
O3
0.7
CO
6
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Oct
48
Excellent
Tue
28 Oct
50
Excellent
Wed
29 Oct
62
Good
Thu
30 Oct
59
Good
Fri
31 Oct
56
Good
Sat
1 Nov
30
Excellent
Sun
2 Nov
22
Excellent
Air quality in the last 12 months (Donglan)
|
2025/08
|
19
|
29
|
30
|
35
|
32
|
23
|
23
|
28
|
28
|
26
|
25
|
33
|
31
|
27
|
13
|
15
|
20
|
18
|
12
|
14
|
22
|
24
|
26
|
26
|
22
|
21
|
21
|
21
|
30
|
22
|
26
|
|
2025/07
|
21
|
17
|
22
|
23
|
28
|
34
|
33
|
29
|
32
|
22
|
20
|
24
|
25
|
20
|
26
|
29
|
28
|
39
|
28
|
28
|
19
|
11
|
11
|
17
|
22
|
22
|
24
|
31
|
34
|
33
|
22
|
|
2025/06
|
35
|
20
|
17
|
24
|
38
|
39
|
36
|
29
|
31
|
28
|
33
|
29
|
25
|
25
|
27
|
25
|
24
|
22
|
20
|
19
|
17
|
22
|
26
|
27
|
24
|
26
|
24
|
20
|
22
|
20
|
|
|
2025/05
|
32
|
47
|
51
|
35
|
33
|
24
|
26
|
51
|
24
|
24
|
22
|
37
|
45
|
44
|
31
|
24
|
30
|
26
|
32
|
28
|
28
|
28
|
20
|
42
|
38
|
25
|
36
|
37
|
14
|
28
|
34
|
|
2025/04
|
38
|
49
|
60
|
57
|
62
|
86
|
101
|
82
|
80
|
71
|
62
|
56
|
165
|
124
|
84
|
80
|
76
|
67
|
51
|
48
|
43
|
40
|
21
|
26
|
27
|
35
|
43
|
29
|
44
|
39
|
|
|
2025/03
|
43
|
42
|
62
|
48
|
17
|
18
|
33
|
38
|
62
|
37
|
44
|
41
|
32
|
31
|
17
|
21
|
40
|
23
|
32
|
45
|
54
|
71
|
77
|
80
|
93
|
81
|
72
|
77
|
26
|
15
|
30
|
|
2025/02
|
33
|
14
|
22
|
49
|
68
|
28
|
18
|
38
|
56
|
63
|
96
|
83
|
27
|
55
|
27
|
37
|
42
|
25
|
18
|
17
|
12
|
13
|
12
|
19
|
33
|
27
|
39
|
52
|
|||
|
2025/01
|
87
|
97
|
81
|
94
|
70
|
77
|
101
|
82
|
39
|
31
|
48
|
44
|
62
|
86
|
84
|
77
|
77
|
94
|
86
|
94
|
93
|
86
|
107
|
89
|
41
|
12
|
36
|
42
|
81
|
69
|
56
|
|
2024/12
|
69
|
78
|
76
|
74
|
45
|
16
|
13
|
25
|
42
|
54
|
15
|
27
|
40
|
49
|
47
|
59
|
79
|
73
|
65
|
76
|
86
|
91
|
94
|
95
|
94
|
80
|
69
|
53
|
75
|
108
|
86
|
|
2024/11
|
40
|
40
|
49
|
55
|
53
|
54
|
58
|
53
|
51
|
50
|
51
|
57
|
63
|
67
|
60
|
59
|
58
|
34
|
22
|
17
|
22
|
22
|
32
|
52
|
55
|
15
|
25
|
28
|
32
|
45
|
|
|
2024/10
|
9
|
18
|
34
|
44
|
50
|
54
|
50
|
41
|
36
|
43
|
47
|
57
|
66
|
35
|
17
|
29
|
33
|
32
|
32
|
22
|
38
|
35
|
23
|
27
|
29
|
30
|
30
|
34
|
32
|
37
|
39
|
|
2024/09
|
26
|
30
|
20
|
22
|
31
|
35
|
23
|
21
|
18
|
18
|
22
|
25
|
32
|
37
|
39
|
29
|
21
|
26
|
32
|
31
|
29
|
22
|
29
|
36
|
46
|
53
|
56
|
51
|
38
|
31
|
|
|
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