Air Quality
Excellent
No health implications.
33
PM2.5
39
PM10
75
O3
0.9
CO
14
SO2
25
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Feb
85
Good
Fri
13 Feb
81
Good
Sat
14 Feb
70
Good
Sun
15 Feb
63
Good
Mon
16 Feb
62
Good
Tue
17 Feb
63
Good
Wed
18 Feb
38
Excellent
Air quality in the last 12 months (Tongjiang)
|
2026/01
|
23
|
40
|
30
|
22
|
21
|
38
|
28
|
24
|
59
|
50
|
22
|
74
|
54
|
27
|
58
|
30
|
38
|
55
|
45
|
37
|
30
|
30
|
33
|
39
|
24
|
26
|
30
|
45
|
27
|
30
|
24
|
|
2025/12
|
27
|
34
|
25
|
22
|
30
|
55
|
64
|
52
|
42
|
37
|
24
|
37
|
60
|
94
|
68
|
25
|
24
|
50
|
78
|
35
|
24
|
45
|
54
|
46
|
40
|
20
|
40
|
56
|
50
|
31
|
26
|
|
2025/11
|
58
|
49
|
51
|
62
|
94
|
61
|
20
|
58
|
46
|
19
|
23
|
56
|
31
|
26
|
53
|
58
|
42
|
30
|
68
|
69
|
36
|
79
|
101
|
60
|
34
|
44
|
54
|
48
|
56
|
42
|
|
|
2025/10
|
28
|
25
|
41
|
44
|
18
|
46
|
40
|
23
|
44
|
44
|
41
|
32
|
44
|
53
|
41
|
55
|
46
|
18
|
21
|
22
|
26
|
40
|
44
|
119
|
140
|
136
|
97
|
34
|
73
|
81
|
53
|
|
2025/09
|
26
|
36
|
36
|
48
|
50
|
35
|
39
|
45
|
30
|
24
|
34
|
36
|
35
|
36
|
24
|
23
|
20
|
29
|
35
|
28
|
39
|
37
|
48
|
27
|
18
|
16
|
23
|
30
|
35
|
37
|
|
|
2025/08
|
29
|
30
|
25
|
20
|
21
|
22
|
20
|
20
|
31
|
20
|
19
|
25
|
34
|
27
|
25
|
20
|
24
|
30
|
22
|
23
|
35
|
22
|
19
|
25
|
25
|
20
|
26
|
30
|
22
|
23
|
29
|
|
2025/07
|
29
|
31
|
29
|
24
|
35
|
22
|
29
|
42
|
37
|
20
|
34
|
34
|
24
|
26
|
24
|
20
|
26
|
28
|
33
|
32
|
22
|
24
|
34
|
36
|
30
|
24
|
26
|
24
|
37
|
23
|
22
|
|
2025/06
|
35
|
31
|
18
|
17
|
21
|
19
|
21
|
21
|
22
|
16
|
21
|
27
|
38
|
32
|
29
|
33
|
24
|
31
|
47
|
28
|
19
|
26
|
33
|
39
|
49
|
48
|
49
|
60
|
37
|
29
|
|
|
2025/05
|
44
|
44
|
23
|
20
|
22
|
32
|
50
|
40
|
43
|
41
|
53
|
69
|
45
|
36
|
32
|
31
|
32
|
19
|
26
|
29
|
19
|
39
|
27
|
15
|
23
|
30
|
30
|
48
|
49
|
50
|
60
|
|
2025/04
|
66
|
62
|
68
|
61
|
61
|
47
|
61
|
67
|
52
|
81
|
88
|
71
|
71
|
37
|
46
|
33
|
77
|
54
|
50
|
32
|
62
|
44
|
66
|
45
|
35
|
18
|
29
|
33
|
39
|
32
|
|
|
2025/03
|
18
|
23
|
43
|
54
|
49
|
35
|
25
|
56
|
65
|
67
|
50
|
50
|
24
|
27
|
28
|
41
|
58
|
33
|
39
|
86
|
48
|
16
|
18
|
35
|
49
|
39
|
55
|
32
|
46
|
26
|
54
|
|
2025/02
|
66
|
96
|
76
|
34
|
23
|
23
|
55
|
47
|
34
|
29
|
61
|
60
|
34
|
37
|
56
|
35
|
13
|
40
|
82
|
42
|
31
|
19
|
25
|
39
|
63
|
25
|
58
|
53
|
|||
|
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