Air Quality
Excellent
No health implications.
20
PM2.5
39
PM10
63
O3
0.6
CO
18
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Sep
46
Excellent
Sun
28 Sep
50
Excellent
Mon
29 Sep
51
Good
Tue
30 Sep
44
Excellent
Wed
1 Oct
47
Excellent
Thu
2 Oct
48
Excellent
Fri
3 Oct
29
Excellent
Air quality in the last 12 months (Tongde)
|
2025/08
|
35
|
29
|
26
|
20
|
20
|
21
|
22
|
22
|
19
|
24
|
32
|
41
|
35
|
31
|
29
|
31
|
30
|
27
|
23
|
19
|
12
|
19
|
24
|
29
|
28
|
33
|
21
|
16
|
24
|
31
|
34
|
|
2025/07
|
29
|
20
|
23
|
19
|
21
|
24
|
34
|
37
|
41
|
33
|
31
|
30
|
28
|
32
|
36
|
32
|
26
|
30
|
26
|
20
|
20
|
29
|
26
|
19
|
21
|
22
|
33
|
29
|
37
|
22
|
34
|
|
2025/06
|
19
|
23
|
22
|
25
|
22
|
25
|
29
|
23
|
17
|
26
|
21
|
29
|
34
|
31
|
29
|
32
|
39
|
32
|
21
|
24
|
19
|
23
|
23
|
16
|
20
|
32
|
31
|
29
|
27
|
41
|
|
|
2025/05
|
36
|
37
|
78
|
68
|
35
|
45
|
73
|
83
|
63
|
28
|
30
|
42
|
55
|
113
|
21
|
32
|
28
|
39
|
35
|
27
|
40
|
81
|
63
|
52
|
36
|
38
|
32
|
32
|
33
|
36
|
37
|
|
2025/04
|
90
|
82
|
58
|
64
|
72
|
59
|
67
|
83
|
59
|
53
|
49
|
18
|
29
|
34
|
49
|
57
|
49
|
80
|
53
|
64
|
84
|
57
|
51
|
39
|
35
|
28
|
114
|
44
|
43
|
46
|
|
|
2025/03
|
43
|
51
|
42
|
33
|
53
|
81
|
80
|
50
|
28
|
32
|
43
|
83
|
49
|
38
|
48
|
39
|
41
|
49
|
57
|
52
|
49
|
55
|
49
|
27
|
17
|
62
|
207
|
72
|
72
|
97
|
112
|
|
2025/02
|
36
|
50
|
36
|
40
|
48
|
52
|
48
|
47
|
44
|
40
|
47
|
50
|
46
|
42
|
35
|
37
|
29
|
38
|
43
|
47
|
40
|
47
|
50
|
47
|
38
|
30
|
40
|
38
|
|||
|
2025/01
|
30
|
36
|
33
|
41
|
33
|
36
|
49
|
48
|
39
|
57
|
35
|
22
|
25
|
36
|
32
|
33
|
47
|
56
|
37
|
38
|
45
|
48
|
50
|
52
|
94
|
58
|
28
|
32
|
53
|
36
|
32
|
|
2024/12
|
32
|
34
|
28
|
35
|
37
|
28
|
38
|
43
|
38
|
45
|
48
|
46
|
41
|
41
|
33
|
30
|
36
|
49
|
45
|
37
|
47
|
39
|
35
|
49
|
48
|
48
|
46
|
34
|
36
|
33
|
28
|
|
2024/11
|
29
|
33
|
30
|
36
|
38
|
30
|
35
|
36
|
39
|
51
|
49
|
46
|
41
|
39
|
40
|
47
|
38
|
35
|
35
|
31
|
32
|
26
|
30
|
41
|
59
|
34
|
24
|
23
|
40
|
34
|
|
|
2024/10
|
31
|
28
|
27
|
33
|
28
|
26
|
27
|
28
|
26
|
21
|
26
|
25
|
30
|
28
|
33
|
21
|
26
|
24
|
24
|
37
|
58
|
42
|
33
|
34
|
34
|
32
|
28
|
35
|
36
|
40
|
31
|
|
2024/09
|
26
|
19
|
19
|
17
|
17
|
17
|
22
|
23
|
15
|
16
|
16
|
23
|
16
|
16
|
16
|
15
|
13
|
18
|
21
|
13
|
13
|
21
|
28
|
25
|
34
|
30
|
29
|
28
|
32
|
29
|
|
|
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