Air Quality
Excellent
No health implications.
5
PM2.5
15
PM10
37
O3
0.2
CO
7
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Aug
56
Good
Wed
19 Aug
46
Excellent
Thu
20 Aug
50
Excellent
Fri
21 Aug
48
Excellent
Sat
22 Aug
51
Good
Sun
23 Aug
49
Excellent
Mon
24 Aug
50
Excellent
Air quality in the last 12 months (Tongjiang)
|
2026/07
|
41
|
34
|
27
|
20
|
18
|
15
|
19
|
17
|
21
|
21
|
23
|
21
|
24
|
22
|
23
|
23
|
23
|
33
|
48
|
42
|
38
|
28
|
25
|
18
|
13
|
14
|
14
|
19
|
17
|
18
|
19
|
|
2026/06
|
60
|
33
|
26
|
16
|
18
|
19
|
16
|
20
|
26
|
24
|
26
|
30
|
28
|
34
|
45
|
30
|
25
|
26
|
26
|
26
|
24
|
23
|
37
|
35
|
30
|
25
|
23
|
24
|
39
|
43
|
|
|
2026/05
|
35
|
42
|
40
|
48
|
56
|
34
|
35
|
45
|
50
|
45
|
46
|
98
|
121
|
69
|
40
|
36
|
30
|
26
|
55
|
43
|
51
|
57
|
38
|
28
|
40
|
27
|
40
|
30
|
34
|
30
|
48
|
|
2026/04
|
98
|
96
|
60
|
44
|
44
|
30
|
28
|
37
|
50
|
47
|
36
|
35
|
28
|
37
|
63
|
48
|
57
|
33
|
39
|
50
|
45
|
24
|
25
|
30
|
33
|
39
|
33
|
34
|
41
|
66
|
|
|
2026/03
|
34
|
45
|
46
|
52
|
51
|
47
|
33
|
48
|
35
|
53
|
40
|
53
|
56
|
57
|
42
|
55
|
59
|
78
|
63
|
44
|
105
|
93
|
57
|
112
|
109
|
81
|
85
|
102
|
100
|
35
|
87
|
|
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
|
|
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