Air Quality
Excellent
No health implications.
22
PM2.5
34
PM10
107
O3
0.4
CO
6
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Apr
61
Good
Sat
11 Apr
55
Good
Sun
12 Apr
57
Good
Mon
13 Apr
60
Good
Tue
14 Apr
61
Good
Wed
15 Apr
51
Good
Thu
16 Apr
24
Excellent
Air quality in the last 12 months (Tongjiang)
|
2026/02
|
30
|
44
|
47
|
54
|
33
|
27
|
21
|
30
|
58
|
74
|
55
|
38
|
67
|
41
|
30
|
41
|
74
|
27
|
39
|
56
|
65
|
70
|
59
|
38
|
47
|
43
|
35
|
28
|
|||
|
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
|
|
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