Air Quality
Excellent
No health implications.
3
PM2.5
9
PM10
28
O3
0.5
CO
2
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Sep
31
Excellent
Sat
27 Sep
43
Excellent
Sun
28 Sep
46
Excellent
Mon
29 Sep
30
Excellent
Tue
30 Sep
35
Excellent
Wed
1 Oct
37
Excellent
Thu
2 Oct
44
Excellent
Tieshangang Air quality rank
Air quality in the last 12 months (Tieshangang)
|
2025/08
|
15
|
20
|
28
|
31
|
21
|
15
|
18
|
27
|
25
|
21
|
19
|
24
|
22
|
15
|
19
|
17
|
17
|
10
|
17
|
19
|
22
|
17
|
17
|
19
|
10
|
14
|
17
|
25
|
19
|
13
|
16
|
|
2025/07
|
17
|
14
|
19
|
22
|
22
|
27
|
14
|
18
|
26
|
23
|
19
|
20
|
19
|
17
|
17
|
23
|
17
|
23
|
20
|
20
|
11
|
16
|
16
|
16
|
21
|
16
|
19
|
12
|
19
|
18
|
20
|
|
2025/06
|
21
|
26
|
19
|
30
|
16
|
14
|
17
|
22
|
21
|
28
|
19
|
15
|
13
|
12
|
20
|
17
|
21
|
21
|
16
|
23
|
21
|
17
|
21
|
18
|
13
|
23
|
12
|
14
|
13
|
14
|
|
|
2025/05
|
33
|
28
|
21
|
29
|
26
|
33
|
34
|
23
|
19
|
26
|
37
|
38
|
32
|
22
|
12
|
14
|
19
|
24
|
27
|
26
|
21
|
22
|
18
|
22
|
20
|
37
|
42
|
28
|
18
|
20
|
13
|
|
2025/04
|
33
|
52
|
51
|
41
|
64
|
62
|
60
|
42
|
33
|
36
|
34
|
48
|
161
|
163
|
112
|
93
|
82
|
62
|
38
|
30
|
30
|
27
|
31
|
47
|
25
|
29
|
20
|
25
|
36
|
32
|
|
|
2025/03
|
30
|
20
|
43
|
40
|
39
|
18
|
26
|
26
|
36
|
47
|
35
|
29
|
28
|
20
|
27
|
23
|
39
|
47
|
52
|
59
|
67
|
59
|
47
|
43
|
35
|
32
|
35
|
44
|
22
|
14
|
23
|
|
2025/02
|
38
|
49
|
20
|
26
|
60
|
68
|
28
|
44
|
62
|
71
|
90
|
45
|
59
|
41
|
56
|
50
|
64
|
55
|
58
|
39
|
77
|
83
|
35
|
35
|
125
|
70
|
63
|
29
|
|||
|
2025/01
|
122
|
110
|
109
|
100
|
111
|
133
|
100
|
99
|
105
|
59
|
60
|
63
|
84
|
86
|
53
|
80
|
85
|
84
|
142
|
136
|
120
|
88
|
81
|
60
|
50
|
32
|
42
|
61
|
172
|
55
|
38
|
|
2024/12
|
50
|
49
|
48
|
52
|
47
|
76
|
73
|
35
|
49
|
51
|
42
|
45
|
57
|
62
|
56
|
62
|
73
|
76
|
61
|
75
|
108
|
84
|
92
|
96
|
104
|
103
|
95
|
82
|
98
|
85
|
108
|
|
2024/11
|
49
|
44
|
60
|
41
|
58
|
67
|
61
|
57
|
65
|
65
|
49
|
62
|
70
|
56
|
49
|
41
|
45
|
36
|
35
|
33
|
32
|
42
|
44
|
53
|
36
|
27
|
40
|
40
|
42
|
54
|
|
|
2024/10
|
39
|
28
|
46
|
55
|
52
|
53
|
58
|
65
|
53
|
50
|
56
|
46
|
40
|
31
|
26
|
30
|
18
|
14
|
20
|
30
|
37
|
44
|
23
|
32
|
38
|
45
|
36
|
25
|
31
|
37
|
55
|
|
2024/09
|
21
|
22
|
27
|
34
|
47
|
32
|
19
|
30
|
29
|
19
|
26
|
36
|
42
|
48
|
43
|
36
|
29
|
26
|
31
|
30
|
32
|
19
|
25
|
30
|
43
|
48
|
47
|
24
|
26
|
28
|
|
|
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