Air Quality
Excellent
No health implications.
10
PM2.5
13
PM10
26
O3
0.5
CO
3
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Jul
39
Excellent
Sat
12 Jul
33
Excellent
Sun
13 Jul
36
Excellent
Mon
14 Jul
42
Excellent
Tue
15 Jul
47
Excellent
Wed
16 Jul
24
Excellent
Thu
17 Jul
28
Excellent
Air quality in the last 12 months (Tiandong)
|
2025/06
|
41
|
32
|
25
|
30
|
47
|
45
|
41
|
36
|
29
|
29
|
42
|
30
|
28
|
35
|
32
|
31
|
30
|
31
|
29
|
24
|
19
|
26
|
30
|
30
|
30
|
30
|
31
|
28
|
25
|
22
|
|
|
2025/05
|
36
|
51
|
56
|
45
|
42
|
28
|
39
|
56
|
32
|
32
|
25
|
46
|
51
|
47
|
35
|
27
|
35
|
28
|
31
|
34
|
36
|
33
|
20
|
37
|
43
|
33
|
46
|
49
|
18
|
32
|
41
|
|
2025/04
|
44
|
60
|
68
|
59
|
67
|
103
|
106
|
86
|
61
|
54
|
61
|
52
|
170
|
150
|
101
|
90
|
83
|
70
|
59
|
54
|
49
|
51
|
29
|
38
|
33
|
44
|
50
|
30
|
50
|
51
|
|
|
2025/03
|
48
|
49
|
61
|
68
|
30
|
23
|
38
|
43
|
66
|
55
|
65
|
40
|
42
|
43
|
23
|
21
|
45
|
29
|
37
|
53
|
71
|
81
|
84
|
97
|
105
|
91
|
74
|
89
|
39
|
21
|
30
|
|
2025/02
|
52
|
24
|
23
|
46
|
72
|
39
|
20
|
33
|
55
|
73
|
112
|
90
|
26
|
78
|
44
|
35
|
51
|
27
|
32
|
34
|
15
|
25
|
14
|
23
|
42
|
26
|
52
|
55
|
|||
|
2025/01
|
103
|
114
|
102
|
110
|
75
|
92
|
115
|
109
|
55
|
27
|
47
|
58
|
78
|
90
|
94
|
82
|
90
|
109
|
98
|
116
|
102
|
81
|
97
|
73
|
57
|
13
|
39
|
53
|
108
|
70
|
71
|
|
2024/12
|
83
|
88
|
76
|
69
|
60
|
41
|
22
|
25
|
52
|
78
|
32
|
26
|
41
|
47
|
50
|
63
|
88
|
84
|
69
|
80
|
94
|
94
|
104
|
111
|
113
|
88
|
76
|
57
|
79
|
117
|
98
|
|
2024/11
|
45
|
50
|
59
|
59
|
56
|
58
|
63
|
61
|
61
|
59
|
63
|
68
|
71
|
76
|
75
|
69
|
71
|
53
|
38
|
27
|
35
|
34
|
46
|
58
|
65
|
21
|
28
|
30
|
41
|
58
|
|
|
2024/10
|
12
|
19
|
38
|
52
|
61
|
61
|
55
|
52
|
46
|
50
|
58
|
64
|
67
|
52
|
19
|
36
|
40
|
40
|
41
|
34
|
49
|
50
|
28
|
39
|
37
|
39
|
38
|
35
|
40
|
48
|
42
|
|
2024/09
|
34
|
43
|
27
|
33
|
38
|
38
|
20
|
18
|
19
|
18
|
22
|
27
|
37
|
42
|
50
|
36
|
28
|
33
|
36
|
37
|
37
|
27
|
35
|
45
|
51
|
59
|
60
|
58
|
42
|
36
|
|
|
2024/08
|
18
|
24
|
23
|
26
|
35
|
41
|
45
|
38
|
38
|
44
|
18
|
25
|
26
|
38
|
31
|
30
|
28
|
25
|
35
|
36
|
42
|
31
|
28
|
27
|
27
|
37
|
39
|
42
|
43
|
46
|
42
|
|
2024/07
|
43
|
21
|
21
|
30
|
25
|
24
|
28
|
28
|
33
|
30
|
28
|
31
|
33
|
27
|
34
|
36
|
30
|
25
|
20
|
28
|
36
|
36
|
33
|
21
|
26
|
35
|
48
|
31
|
27
|
20
|
17
|
|
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