Air Quality
Excellent
No health implications.
14
PM2.5
20
PM10
65
O3
0.4
CO
7
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Aug
59
Good
Thu
14 Aug
47
Excellent
Fri
15 Aug
56
Good
Sat
16 Aug
40
Excellent
Sun
17 Aug
41
Excellent
Mon
18 Aug
41
Excellent
Tue
19 Aug
43
Excellent
Air quality in the last 12 months (Tiedong)
|
2025/06
|
25
|
46
|
25
|
15
|
32
|
28
|
25
|
41
|
32
|
15
|
19
|
31
|
36
|
29
|
37
|
21
|
35
|
33
|
31
|
19
|
18
|
27
|
35
|
43
|
43
|
43
|
42
|
30
|
40
|
15
|
|
|
2025/05
|
22
|
30
|
24
|
28
|
37
|
27
|
46
|
50
|
37
|
37
|
44
|
61
|
55
|
61
|
52
|
36
|
27
|
33
|
36
|
35
|
40
|
43
|
31
|
37
|
32
|
41
|
45
|
52
|
48
|
57
|
58
|
|
2025/04
|
97
|
91
|
91
|
69
|
39
|
36
|
54
|
61
|
83
|
81
|
71
|
37
|
13
|
25
|
40
|
38
|
49
|
31
|
36
|
55
|
70
|
32
|
44
|
83
|
87
|
114
|
52
|
53
|
73
|
53
|
|
|
2025/03
|
91
|
33
|
44
|
46
|
78
|
69
|
58
|
82
|
100
|
105
|
65
|
152
|
34
|
45
|
60
|
60
|
79
|
73
|
88
|
105
|
91
|
256
|
145
|
96
|
152
|
133
|
53
|
35
|
37
|
47
|
80
|
|
2025/02
|
125
|
141
|
65
|
73
|
68
|
67
|
55
|
43
|
65
|
64
|
69
|
75
|
71
|
83
|
90
|
50
|
38
|
42
|
49
|
56
|
55
|
55
|
53
|
59
|
127
|
59
|
86
|
123
|
|||
|
2025/01
|
44
|
37
|
47
|
66
|
85
|
109
|
54
|
48
|
64
|
77
|
80
|
87
|
90
|
63
|
51
|
55
|
64
|
80
|
79
|
60
|
67
|
89
|
81
|
87
|
78
|
87
|
133
|
58
|
96
|
79
|
87
|
|
2024/12
|
33
|
27
|
40
|
32
|
39
|
37
|
43
|
54
|
61
|
67
|
52
|
54
|
74
|
50
|
40
|
41
|
52
|
57
|
50
|
63
|
77
|
57
|
64
|
46
|
71
|
42
|
42
|
52
|
47
|
67
|
47
|
|
2024/11
|
59
|
85
|
122
|
34
|
32
|
34
|
42
|
62
|
54
|
47
|
57
|
48
|
53
|
36
|
36
|
39
|
35
|
37
|
38
|
66
|
79
|
85
|
141
|
57
|
52
|
29
|
34
|
45
|
42
|
51
|
|
|
2024/10
|
27
|
25
|
24
|
41
|
51
|
45
|
34
|
43
|
42
|
23
|
38
|
38
|
61
|
55
|
23
|
32
|
62
|
47
|
28
|
35
|
32
|
35
|
34
|
55
|
82
|
71
|
28
|
40
|
63
|
76
|
78
|
|
2024/09
|
19
|
23
|
26
|
30
|
19
|
26
|
27
|
37
|
34
|
22
|
33
|
23
|
34
|
17
|
22
|
28
|
44
|
31
|
32
|
16
|
25
|
35
|
32
|
35
|
27
|
32
|
36
|
40
|
40
|
20
|
|
|
2024/08
|
16
|
16
|
20
|
27
|
17
|
25
|
36
|
30
|
33
|
27
|
25
|
22
|
19
|
26
|
29
|
27
|
30
|
36
|
25
|
21
|
16
|
14
|
26
|
30
|
27
|
26
|
22
|
23
|
30
|
40
|
25
|
|
2024/07
|
86
|
46
|
14
|
34
|
52
|
44
|
33
|
61
|
50
|
57
|
63
|
66
|
64
|
52
|
60
|
35
|
12
|
34
|
44
|
16
|
29
|
23
|
25
|
16
|
20
|
7
|
12
|
8
|
19
|
26
|
21
|
|
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