Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
38
PM2.5
68
*
PM10
120
O3
0.7
CO
15
SO2
22
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
31 May
103
Light
Sun
1 Jun
100
Good
Mon
2 Jun
103
Light
Tue
3 Jun
110
Light
Wed
4 Jun
114
Light
Thu
5 Jun
126
Light
Fri
6 Jun
81
Good
Air quality in the last 12 months (Jiyuan)
|
2025/04
|
58
|
57
|
61
|
77
|
57
|
73
|
81
|
88
|
80
|
75
|
99
|
237
|
107
|
48
|
49
|
106
|
132
|
111
|
83
|
75
|
65
|
120
|
113
|
73
|
68
|
80
|
62
|
56
|
44
|
113
|
|
|
2025/03
|
103
|
59
|
40
|
54
|
74
|
106
|
77
|
77
|
110
|
119
|
99
|
117
|
139
|
78
|
49
|
37
|
33
|
43
|
43
|
36
|
39
|
58
|
84
|
326
|
226
|
180
|
158
|
141
|
46
|
45
|
58
|
|
2025/02
|
117
|
150
|
66
|
32
|
31
|
53
|
53
|
29
|
65
|
100
|
146
|
77
|
50
|
48
|
58
|
64
|
72
|
91
|
58
|
76
|
132
|
129
|
91
|
87
|
75
|
71
|
98
|
120
|
|||
|
2025/01
|
102
|
141
|
131
|
116
|
64
|
60
|
45
|
47
|
59
|
62
|
60
|
52
|
82
|
73
|
31
|
40
|
64
|
80
|
69
|
96
|
123
|
178
|
97
|
125
|
116
|
65
|
26
|
43
|
117
|
161
|
138
|
|
2024/12
|
48
|
56
|
59
|
97
|
34
|
40
|
42
|
65
|
105
|
114
|
127
|
124
|
59
|
47
|
45
|
55
|
86
|
81
|
71
|
80
|
46
|
77
|
97
|
132
|
108
|
98
|
63
|
35
|
49
|
68
|
70
|
|
2024/11
|
45
|
66
|
60
|
51
|
54
|
82
|
107
|
84
|
65
|
101
|
166
|
201
|
139
|
76
|
75
|
70
|
50
|
53
|
41
|
52
|
66
|
101
|
106
|
76
|
46
|
45
|
71
|
45
|
35
|
38
|
|
|
2024/10
|
56
|
52
|
54
|
56
|
66
|
71
|
99
|
136
|
119
|
56
|
77
|
103
|
118
|
100
|
122
|
127
|
81
|
22
|
33
|
24
|
45
|
28
|
36
|
54
|
90
|
77
|
54
|
154
|
122
|
135
|
170
|
|
2024/09
|
46
|
28
|
39
|
52
|
29
|
30
|
50
|
62
|
62
|
31
|
32
|
36
|
42
|
60
|
44
|
49
|
57
|
48
|
25
|
34
|
22
|
36
|
51
|
64
|
75
|
114
|
103
|
71
|
49
|
16
|
|
|
2024/08
|
38
|
47
|
35
|
29
|
39
|
35
|
24
|
40
|
30
|
108
|
59
|
26
|
41
|
38
|
44
|
50
|
37
|
40
|
43
|
27
|
26
|
38
|
47
|
58
|
43
|
31
|
22
|
31
|
40
|
48
|
50
|
|
2024/07
|
28
|
31
|
50
|
37
|
32
|
29
|
48
|
23
|
40
|
60
|
51
|
53
|
51
|
80
|
72
|
38
|
27
|
24
|
39
|
31
|
46
|
42
|
38
|
45
|
45
|
37
|
40
|
34
|
19
|
19
|
28
|
|
2024/06
|
64
|
51
|
45
|
61
|
55
|
71
|
63
|
54
|
50
|
53
|
56
|
56
|
61
|
47
|
58
|
45
|
31
|
44
|
50
|
54
|
36
|
51
|
62
|
103
|
96
|
82
|
55
|
57
|
43
|
50
|
|
|
2024/05
|
38
|
49
|
53
|
33
|
54
|
67
|
73
|
72
|
66
|
58
|
104
|
122
|
96
|
76
|
94
|
54
|
62
|
60
|
48
|
59
|
62
|
65
|
57
|
73
|
68
|
69
|
56
|
54
|
59
|
52
|
76
|
|
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