Air Quality
Excellent
No health implications.
27
PM2.5
45
PM10
50
O3
0.9
CO
4
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Feb
64
Good
Mon
16 Feb
91
Good
Tue
17 Feb
150
Light
Wed
18 Feb
121
Light
Thu
19 Feb
80
Good
Fri
20 Feb
62
Good
Sat
21 Feb
31
Excellent
Tongshan Air quality rank
Air quality in the last 12 months (Tongshan)
|
2026/01
|
29
|
49
|
62
|
60
|
85
|
66
|
53
|
63
|
65
|
66
|
74
|
69
|
69
|
61
|
94
|
97
|
172
|
180
|
32
|
45
|
67
|
80
|
67
|
74
|
79
|
124
|
104
|
61
|
68
|
28
|
42
|
|
2025/12
|
77
|
107
|
70
|
75
|
95
|
78
|
94
|
123
|
103
|
109
|
121
|
110
|
38
|
49
|
53
|
58
|
133
|
146
|
87
|
144
|
79
|
47
|
54
|
82
|
73
|
65
|
72
|
70
|
68
|
114
|
102
|
|
2025/11
|
49
|
54
|
65
|
60
|
55
|
49
|
40
|
24
|
39
|
53
|
70
|
54
|
53
|
52
|
55
|
54
|
55
|
33
|
33
|
42
|
49
|
56
|
66
|
55
|
85
|
62
|
93
|
79
|
64
|
57
|
|
|
2025/10
|
34
|
37
|
34
|
42
|
49
|
33
|
42
|
49
|
43
|
49
|
63
|
71
|
46
|
47
|
52
|
34
|
44
|
15
|
11
|
23
|
20
|
30
|
40
|
41
|
58
|
64
|
61
|
60
|
68
|
78
|
46
|
|
2025/09
|
17
|
19
|
22
|
26
|
29
|
35
|
33
|
25
|
22
|
20
|
15
|
21
|
26
|
27
|
26
|
29
|
34
|
25
|
22
|
20
|
31
|
39
|
30
|
12
|
17
|
32
|
39
|
40
|
41
|
32
|
|
|
2025/08
|
31
|
34
|
36
|
31
|
26
|
19
|
14
|
12
|
18
|
28
|
15
|
18
|
28
|
20
|
10
|
17
|
19
|
22
|
19
|
15
|
15
|
15
|
17
|
18
|
16
|
19
|
20
|
18
|
24
|
31
|
17
|
|
2025/07
|
13
|
17
|
17
|
24
|
30
|
26
|
32
|
26
|
18
|
17
|
30
|
20
|
18
|
23
|
20
|
21
|
26
|
25
|
32
|
20
|
15
|
10
|
15
|
17
|
20
|
23
|
18
|
19
|
23
|
19
|
22
|
|
2025/06
|
8
|
15
|
32
|
38
|
31
|
30
|
26
|
11
|
20
|
23
|
20
|
21
|
23
|
22
|
24
|
38
|
26
|
15
|
11
|
16
|
13
|
9
|
13
|
18
|
25
|
22
|
13
|
12
|
11
|
17
|
|
|
2025/05
|
40
|
53
|
56
|
55
|
36
|
90
|
116
|
38
|
36
|
42
|
35
|
35
|
35
|
48
|
51
|
17
|
28
|
63
|
45
|
23
|
20
|
21
|
34
|
51
|
41
|
40
|
48
|
25
|
21
|
20
|
14
|
|
2025/04
|
63
|
55
|
59
|
58
|
64
|
65
|
62
|
59
|
53
|
42
|
40
|
232
|
125
|
124
|
51
|
56
|
66
|
65
|
66
|
63
|
31
|
41
|
49
|
42
|
42
|
35
|
38
|
53
|
52
|
46
|
|
|
2025/03
|
42
|
32
|
14
|
30
|
48
|
42
|
45
|
57
|
50
|
45
|
41
|
51
|
40
|
43
|
23
|
46
|
29
|
38
|
41
|
36
|
38
|
46
|
53
|
52
|
50
|
60
|
73
|
61
|
59
|
66
|
69
|
|
2025/02
|
55
|
42
|
53
|
49
|
43
|
45
|
76
|
42
|
36
|
40
|
44
|
75
|
84
|
54
|
56
|
53
|
43
|
30
|
34
|
45
|
48
|
23
|
60
|
84
|
77
|
54
|
44
|
40
|
|||
|
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