Air Quality
Excellent
No health implications.
7
PM2.5
27
PM10
36
O3
0.3
CO
15
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Jan
45
Excellent
Fri
2 Jan
43
Excellent
Sat
3 Jan
47
Excellent
Sun
4 Jan
43
Excellent
Mon
5 Jan
53
Good
Tue
6 Jan
43
Excellent
Wed
7 Jan
50
Excellent
Air quality in the last 12 months (Tongde)
|
2025/11
|
36
|
43
|
34
|
30
|
36
|
39
|
94
|
87
|
60
|
41
|
40
|
38
|
29
|
36
|
35
|
37
|
52
|
40
|
29
|
30
|
31
|
29
|
35
|
78
|
47
|
54
|
34
|
35
|
34
|
32
|
|
|
2025/10
|
19
|
27
|
23
|
30
|
26
|
21
|
22
|
26
|
24
|
24
|
21
|
23
|
31
|
30
|
35
|
37
|
37
|
35
|
35
|
35
|
35
|
32
|
25
|
27
|
34
|
35
|
32
|
30
|
32
|
31
|
40
|
|
2025/09
|
27
|
23
|
32
|
29
|
33
|
48
|
46
|
45
|
43
|
38
|
31
|
33
|
35
|
39
|
28
|
57
|
32
|
28
|
31
|
32
|
25
|
26
|
40
|
36
|
32
|
29
|
28
|
27
|
26
|
30
|
|
|
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
|
|
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