Air Quality
Excellent
No health implications.
18
PM2.5
39
PM10
83
O3
0.3
CO
15
SO2
2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Mar
44
Excellent
Wed
18 Mar
42
Excellent
Thu
19 Mar
44
Excellent
Fri
20 Mar
46
Excellent
Sat
21 Mar
45
Excellent
Sun
22 Mar
38
Excellent
Mon
23 Mar
35
Excellent
Tongde Air quality rank
Air quality in the last 12 months (Tongde)
|
2026/02
|
56
|
45
|
46
|
45
|
46
|
61
|
38
|
36
|
76
|
52
|
38
|
39
|
28
|
28
|
49
|
48
|
63
|
42
|
32
|
16
|
36
|
19
|
46
|
40
|
35
|
43
|
42
|
50
|
|||
|
2026/01
|
38
|
44
|
50
|
38
|
34
|
34
|
28
|
31
|
27
|
24
|
31
|
33
|
33
|
53
|
46
|
35
|
44
|
70
|
76
|
58
|
51
|
43
|
38
|
32
|
77
|
71
|
55
|
57
|
70
|
55
|
45
|
|
2025/12
|
31
|
39
|
36
|
39
|
36
|
36
|
37
|
38
|
42
|
34
|
45
|
174
|
47
|
38
|
37
|
41
|
36
|
34
|
41
|
46
|
45
|
59
|
69
|
51
|
44
|
39
|
31
|
31
|
31
|
33
|
39
|
|
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
|
|
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