Air Quality
Excellent
No health implications.
8
PM2.5
33
PM10
150
O3
0.3
CO
7
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Jun
73
Good
Mon
9 Jun
56
Good
Tue
10 Jun
39
Excellent
Wed
11 Jun
53
Good
Thu
12 Jun
93
Good
Fri
13 Jun
87
Good
Sat
14 Jun
41
Excellent
Air quality in the last 12 months (Jiutai)
|
2025/04
|
82
|
63
|
76
|
71
|
39
|
63
|
55
|
71
|
85
|
122
|
109
|
40
|
18
|
24
|
26
|
35
|
73
|
42
|
31
|
65
|
93
|
23
|
35
|
69
|
25
|
55
|
44
|
54
|
69
|
49
|
|
|
2025/03
|
46
|
34
|
56
|
47
|
60
|
70
|
62
|
73
|
110
|
102
|
78
|
118
|
43
|
41
|
43
|
61
|
79
|
61
|
80
|
96
|
87
|
122
|
137
|
101
|
147
|
77
|
45
|
22
|
27
|
36
|
74
|
|
2025/02
|
118
|
140
|
80
|
64
|
68
|
70
|
46
|
34
|
56
|
84
|
92
|
66
|
60
|
60
|
75
|
38
|
33
|
35
|
42
|
43
|
47
|
54
|
51
|
45
|
97
|
60
|
80
|
109
|
|||
|
2025/01
|
46
|
39
|
36
|
74
|
104
|
113
|
84
|
59
|
65
|
78
|
109
|
126
|
103
|
78
|
43
|
45
|
45
|
63
|
82
|
156
|
157
|
117
|
115
|
123
|
142
|
128
|
82
|
67
|
81
|
50
|
80
|
|
2024/12
|
53
|
19
|
24
|
28
|
32
|
46
|
46
|
48
|
71
|
71
|
44
|
64
|
89
|
43
|
32
|
42
|
56
|
58
|
67
|
93
|
82
|
44
|
60
|
42
|
55
|
36
|
37
|
40
|
52
|
58
|
47
|
|
2024/11
|
71
|
76
|
94
|
31
|
25
|
42
|
71
|
91
|
74
|
55
|
107
|
60
|
76
|
49
|
59
|
51
|
56
|
95
|
67
|
69
|
101
|
61
|
118
|
84
|
66
|
56
|
27
|
52
|
31
|
54
|
|
|
2024/10
|
25
|
26
|
30
|
35
|
46
|
38
|
44
|
49
|
45
|
24
|
31
|
49
|
57
|
49
|
19
|
32
|
59
|
43
|
27
|
37
|
31
|
38
|
51
|
62
|
77
|
119
|
51
|
45
|
55
|
85
|
74
|
|
2024/09
|
16
|
20
|
27
|
27
|
17
|
19
|
26
|
31
|
33
|
21
|
28
|
28
|
31
|
21
|
29
|
27
|
36
|
40
|
33
|
23
|
30
|
40
|
36
|
36
|
30
|
45
|
46
|
44
|
39
|
23
|
|
|
2024/08
|
15
|
18
|
23
|
26
|
15
|
20
|
30
|
37
|
27
|
31
|
24
|
22
|
23
|
27
|
33
|
37
|
42
|
47
|
23
|
19
|
16
|
14
|
20
|
39
|
26
|
22
|
25
|
30
|
34
|
31
|
22
|
|
2024/07
|
67
|
53
|
21
|
24
|
25
|
28
|
46
|
61
|
56
|
73
|
83
|
80
|
78
|
67
|
59
|
40
|
18
|
25
|
39
|
26
|
29
|
22
|
13
|
23
|
21
|
19
|
14
|
8
|
14
|
20
|
20
|
|
2024/06
|
19
|
20
|
32
|
42
|
48
|
37
|
41
|
25
|
31
|
34
|
41
|
28
|
38
|
20
|
17
|
23
|
26
|
36
|
51
|
37
|
44
|
57
|
17
|
8
|
20
|
34
|
45
|
47
|
36
|
49
|
|
|
2024/05
|
45
|
61
|
70
|
63
|
50
|
62
|
50
|
53
|
60
|
54
|
61
|
37
|
39
|
44
|
25
|
37
|
48
|
52
|
25
|
33
|
38
|
53
|
31
|
30
|
37
|
14
|
14
|
27
|
33
|
27
|
13
|
|
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