Air Quality
Excellent
No health implications.
9
PM2.5
18
PM10
55
O3
0.6
CO
7
SO2
29
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 Jun
61
Good
Thu
4 Jun
53
Good
Fri
5 Jun
55
Good
Sat
6 Jun
56
Good
Sun
7 Jun
52
Good
Mon
8 Jun
52
Good
Tue
9 Jun
22
Excellent
Air quality in the last 12 months (Jiutai)
|
2026/04
|
106
|
154
|
254
|
52
|
44
|
38
|
32
|
95
|
66
|
57
|
29
|
64
|
43
|
56
|
65
|
76
|
53
|
46
|
83
|
150
|
67
|
35
|
50
|
84
|
57
|
33
|
36
|
35
|
34
|
41
|
|
|
2026/03
|
59
|
87
|
96
|
47
|
63
|
48
|
52
|
62
|
60
|
62
|
68
|
84
|
79
|
69
|
138
|
146
|
211
|
65
|
68
|
129
|
180
|
161
|
136
|
98
|
146
|
197
|
101
|
196
|
135
|
60
|
129
|
|
2026/02
|
80
|
65
|
66
|
93
|
72
|
44
|
60
|
47
|
59
|
96
|
65
|
98
|
129
|
95
|
38
|
44
|
89
|
59
|
44
|
63
|
74
|
175
|
86
|
51
|
85
|
48
|
46
|
51
|
|||
|
2026/01
|
59
|
59
|
93
|
91
|
52
|
42
|
34
|
45
|
64
|
86
|
60
|
48
|
34
|
44
|
66
|
84
|
51
|
61
|
41
|
48
|
49
|
38
|
36
|
57
|
78
|
89
|
66
|
73
|
80
|
74
|
88
|
|
2025/12
|
70
|
41
|
22
|
40
|
40
|
58
|
54
|
36
|
73
|
82
|
34
|
50
|
93
|
106
|
74
|
66
|
98
|
79
|
56
|
36
|
50
|
43
|
50
|
82
|
45
|
60
|
59
|
85
|
29
|
29
|
44
|
|
2025/11
|
96
|
37
|
45
|
72
|
147
|
96
|
125
|
149
|
38
|
61
|
155
|
106
|
46
|
127
|
161
|
63
|
138
|
54
|
51
|
41
|
62
|
112
|
140
|
334
|
352
|
214
|
52
|
50
|
46
|
61
|
|
|
2025/10
|
46
|
55
|
46
|
40
|
24
|
29
|
35
|
27
|
43
|
52
|
43
|
41
|
148
|
180
|
59
|
63
|
77
|
34
|
25
|
25
|
37
|
53
|
69
|
69
|
85
|
40
|
36
|
70
|
212
|
44
|
65
|
|
2025/09
|
24
|
33
|
34
|
33
|
38
|
19
|
23
|
22
|
27
|
30
|
37
|
40
|
48
|
39
|
15
|
31
|
24
|
31
|
24
|
35
|
35
|
25
|
34
|
23
|
20
|
27
|
33
|
36
|
40
|
45
|
|
|
2025/08
|
27
|
32
|
17
|
19
|
24
|
19
|
18
|
34
|
24
|
18
|
31
|
35
|
28
|
24
|
41
|
28
|
20
|
33
|
33
|
29
|
29
|
17
|
28
|
23
|
27
|
21
|
30
|
20
|
22
|
33
|
33
|
|
2025/07
|
20
|
21
|
21
|
19
|
29
|
15
|
23
|
36
|
43
|
38
|
35
|
41
|
20
|
26
|
24
|
17
|
23
|
26
|
23
|
18
|
17
|
26
|
23
|
19
|
27
|
37
|
18
|
24
|
23
|
12
|
18
|
|
2025/06
|
24
|
48
|
20
|
25
|
26
|
32
|
28
|
31
|
30
|
20
|
17
|
31
|
34
|
33
|
35
|
24
|
34
|
36
|
28
|
18
|
14
|
21
|
35
|
49
|
51
|
38
|
51
|
42
|
38
|
31
|
|
|
2025/05
|
29
|
25
|
25
|
24
|
38
|
29
|
49
|
49
|
44
|
37
|
46
|
58
|
56
|
51
|
52
|
34
|
23
|
36
|
29
|
35
|
46
|
45
|
38
|
32
|
37
|
43
|
49
|
51
|
52
|
56
|
55
|
|
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