Air Quality
Excellent
No health implications.
31
PM2.5
36
PM10
26
O3
0.8
CO
6
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Jan
34
Excellent
Fri
9 Jan
33
Excellent
Sat
10 Jan
35
Excellent
Sun
11 Jan
36
Excellent
Mon
12 Jan
42
Excellent
Tue
13 Jan
17
Excellent
Wed
14 Jan
19
Excellent
Tonghai Air quality rank
Air quality in the last 12 months (Tonghai)
|
2025/11
|
22
|
8
|
8
|
14
|
16
|
15
|
20
|
18
|
11
|
16
|
16
|
17
|
21
|
23
|
26
|
28
|
26
|
19
|
17
|
36
|
40
|
40
|
29
|
33
|
41
|
45
|
43
|
37
|
43
|
39
|
|
|
2025/10
|
13
|
13
|
16
|
17
|
19
|
19
|
9
|
12
|
16
|
19
|
23
|
25
|
25
|
30
|
20
|
15
|
16
|
21
|
21
|
31
|
14
|
16
|
18
|
31
|
28
|
23
|
21
|
28
|
26
|
25
|
29
|
|
2025/09
|
19
|
19
|
17
|
20
|
20
|
22
|
21
|
24
|
16
|
15
|
15
|
15
|
15
|
11
|
17
|
19
|
20
|
23
|
20
|
19
|
25
|
23
|
16
|
11
|
22
|
10
|
14
|
17
|
11
|
10
|
|
|
2025/08
|
26
|
26
|
23
|
19
|
26
|
26
|
15
|
11
|
13
|
21
|
17
|
23
|
15
|
26
|
30
|
14
|
15
|
23
|
25
|
21
|
14
|
10
|
13
|
17
|
17
|
12
|
11
|
14
|
17
|
16
|
17
|
|
2025/07
|
20
|
15
|
15
|
19
|
21
|
18
|
21
|
14
|
17
|
19
|
22
|
22
|
26
|
33
|
25
|
30
|
24
|
23
|
20
|
24
|
23
|
14
|
12
|
12
|
13
|
30
|
42
|
27
|
31
|
32
|
15
|
|
2025/06
|
14
|
16
|
14
|
16
|
23
|
34
|
34
|
33
|
21
|
32
|
41
|
34
|
33
|
34
|
23
|
29
|
18
|
13
|
15
|
15
|
16
|
10
|
15
|
12
|
13
|
15
|
17
|
14
|
15
|
16
|
|
|
2025/05
|
31
|
31
|
24
|
18
|
23
|
26
|
29
|
33
|
41
|
37
|
19
|
26
|
28
|
30
|
20
|
20
|
23
|
18
|
25
|
24
|
35
|
30
|
49
|
32
|
19
|
12
|
16
|
14
|
10
|
16
|
15
|
|
2025/04
|
35
|
63
|
79
|
87
|
85
|
66
|
63
|
56
|
57
|
65
|
56
|
43
|
66
|
52
|
46
|
25
|
24
|
29
|
34
|
37
|
36
|
28
|
44
|
53
|
54
|
58
|
65
|
61
|
37
|
31
|
|
|
2025/03
|
45
|
44
|
55
|
50
|
60
|
57
|
42
|
47
|
44
|
38
|
51
|
58
|
57
|
61
|
59
|
49
|
48
|
20
|
29
|
51
|
73
|
67
|
58
|
41
|
41
|
49
|
56
|
100
|
104
|
70
|
60
|
|
2025/02
|
46
|
53
|
29
|
40
|
56
|
51
|
39
|
44
|
39
|
33
|
39
|
41
|
53
|
51
|
58
|
58
|
47
|
43
|
45
|
50
|
55
|
50
|
49
|
23
|
30
|
25
|
32
|
43
|
|||
|
2025/01
|
36
|
32
|
48
|
48
|
44
|
58
|
45
|
43
|
47
|
41
|
27
|
47
|
41
|
44
|
71
|
70
|
57
|
52
|
59
|
47
|
54
|
48
|
42
|
28
|
28
|
28
|
40
|
54
|
74
|
33
|
36
|
|
2024/12
|
23
|
25
|
23
|
22
|
24
|
23
|
23
|
25
|
20
|
26
|
31
|
30
|
26
|
33
|
46
|
43
|
24
|
37
|
48
|
39
|
37
|
43
|
35
|
39
|
44
|
50
|
51
|
43
|
40
|
30
|
39
|
|
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