Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
2 Dec
Wed
3 Dec
Thu
4 Dec
Fri
5 Dec
Sat
6 Dec
Sun
7 Dec
Mon
8 Dec
Real-time AQI (Monitoring Station in Tieling)
汇工街西
193
PM2.5
8
PM10
60
O3
0.6
CO
6
SO2
3
NO2
水上乐园
183
PM2.5
6
PM10
55
O3
0.4
CO
7
SO2
6
NO2
金沙江路北
196
PM2.5
11
PM10
60
O3
0.4
CO
10
SO2
7
NO2
Air quality in the last 12 months (Tieling)
|
2025/10
|
49
|
55
|
51
|
49
|
29
|
39
|
52
|
35
|
39
|
53
|
85
|
54
|
67
|
81
|
61
|
60
|
88
|
29
|
36
|
41
|
54
|
53
|
52
|
69
|
100
|
41
|
43
|
103
|
89
|
37
|
43
|
|
2025/09
|
44
|
44
|
45
|
39
|
34
|
28
|
32
|
28
|
37
|
36
|
44
|
45
|
44
|
39
|
29
|
31
|
26
|
20
|
26
|
27
|
34
|
35
|
34
|
25
|
46
|
41
|
38
|
39
|
51
|
44
|
|
|
2025/08
|
42
|
36
|
21
|
17
|
28
|
27
|
31
|
24
|
25
|
33
|
24
|
41
|
30
|
39
|
43
|
22
|
20
|
34
|
39
|
27
|
22
|
18
|
49
|
15
|
13
|
22
|
26
|
14
|
27
|
53
|
27
|
|
2025/07
|
21
|
27
|
16
|
21
|
24
|
20
|
26
|
38
|
45
|
50
|
44
|
43
|
20
|
21
|
20
|
27
|
20
|
31
|
40
|
20
|
28
|
28
|
17
|
20
|
32
|
36
|
37
|
27
|
26
|
16
|
28
|
|
2025/06
|
31
|
47
|
29
|
18
|
40
|
38
|
19
|
41
|
36
|
18
|
32
|
34
|
34
|
43
|
35
|
21
|
43
|
36
|
39
|
21
|
20
|
36
|
41
|
51
|
49
|
49
|
45
|
24
|
37
|
14
|
|
|
2025/05
|
22
|
43
|
34
|
39
|
39
|
37
|
58
|
50
|
51
|
39
|
52
|
62
|
60
|
54
|
56
|
42
|
31
|
34
|
42
|
47
|
48
|
62
|
39
|
53
|
35
|
50
|
55
|
51
|
52
|
60
|
56
|
|
2025/04
|
96
|
76
|
69
|
62
|
41
|
64
|
67
|
72
|
84
|
75
|
61
|
31
|
18
|
28
|
54
|
53
|
72
|
38
|
45
|
54
|
68
|
21
|
49
|
76
|
53
|
69
|
46
|
56
|
76
|
68
|
|
|
2025/03
|
91
|
29
|
42
|
63
|
88
|
84
|
67
|
96
|
118
|
93
|
72
|
106
|
45
|
49
|
49
|
64
|
88
|
68
|
78
|
82
|
78
|
174
|
216
|
95
|
127
|
193
|
57
|
29
|
30
|
36
|
62
|
|
2025/02
|
132
|
186
|
94
|
69
|
62
|
70
|
54
|
57
|
82
|
64
|
66
|
53
|
79
|
91
|
104
|
53
|
31
|
28
|
47
|
53
|
53
|
62
|
53
|
58
|
92
|
67
|
97
|
141
|
|||
|
2025/01
|
49
|
44
|
58
|
73
|
108
|
122
|
53
|
34
|
58
|
66
|
74
|
90
|
97
|
74
|
41
|
54
|
66
|
68
|
83
|
73
|
81
|
103
|
124
|
90
|
91
|
125
|
136
|
69
|
121
|
96
|
102
|
|
2024/12
|
32
|
23
|
40
|
33
|
39
|
31
|
53
|
57
|
70
|
70
|
42
|
79
|
76
|
56
|
40
|
38
|
37
|
57
|
57
|
69
|
65
|
63
|
68
|
59
|
77
|
45
|
46
|
51
|
64
|
67
|
45
|
|
2024/11
|
71
|
94
|
91
|
31
|
40
|
45
|
48
|
63
|
60
|
45
|
40
|
53
|
50
|
39
|
39
|
32
|
23
|
25
|
42
|
90
|
77
|
48
|
74
|
73
|
51
|
22
|
41
|
43
|
53
|
56
|
|
|
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
*: primary pollution