Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
41
*
PM2.5
46
PM10
37
O3
0.4
CO
6
SO2
21
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
13 Sep
80
Good
Mon
14 Sep
87
Good
Tue
15 Sep
77
Good
Wed
16 Sep
71
Good
Thu
17 Sep
70
Good
Fri
18 Sep
75
Good
Sat
19 Sep
21
Excellent
Air quality in the last 12 months (Guoyang)
|
2026/08
|
25
|
30
|
32
|
39
|
37
|
40
|
54
|
50
|
43
|
25
|
13
|
15
|
26
|
26
|
22
|
31
|
47
|
55
|
47
|
31
|
21
|
19
|
17
|
21
|
25
|
33
|
44
|
47
|
37
|
39
|
43
|
|
2026/07
|
43
|
36
|
27
|
23
|
17
|
18
|
21
|
24
|
22
|
29
|
35
|
23
|
17
|
32
|
30
|
32
|
28
|
34
|
46
|
47
|
32
|
33
|
21
|
32
|
35
|
41
|
27
|
37
|
19
|
20
|
21
|
|
2026/06
|
69
|
77
|
78
|
57
|
63
|
56
|
47
|
48
|
55
|
53
|
64
|
54
|
42
|
51
|
35
|
35
|
41
|
44
|
37
|
27
|
39
|
30
|
32
|
28
|
44
|
59
|
68
|
77
|
87
|
65
|
|
|
2026/05
|
42
|
38
|
32
|
34
|
37
|
35
|
47
|
39
|
41
|
50
|
53
|
59
|
59
|
71
|
43
|
41
|
39
|
38
|
38
|
22
|
29
|
50
|
40
|
26
|
24
|
14
|
25
|
46
|
46
|
62
|
71
|
|
2026/04
|
64
|
64
|
45
|
59
|
74
|
69
|
57
|
38
|
39
|
47
|
59
|
52
|
28
|
37
|
49
|
59
|
70
|
70
|
54
|
59
|
54
|
31
|
36
|
40
|
45
|
47
|
60
|
51
|
41
|
43
|
|
|
2026/03
|
52
|
46
|
98
|
72
|
54
|
92
|
70
|
71
|
110
|
105
|
91
|
136
|
105
|
111
|
105
|
109
|
77
|
69
|
69
|
104
|
99
|
86
|
104
|
93
|
82
|
76
|
96
|
88
|
71
|
78
|
79
|
|
2026/02
|
81
|
117
|
120
|
99
|
135
|
80
|
62
|
66
|
55
|
77
|
98
|
90
|
84
|
77
|
117
|
54
|
215
|
116
|
94
|
71
|
51
|
320
|
130
|
29
|
53
|
44
|
62
|
49
|
|||
|
2026/01
|
56
|
84
|
90
|
87
|
177
|
118
|
53
|
74
|
66
|
94
|
57
|
71
|
97
|
137
|
113
|
118
|
92
|
52
|
39
|
42
|
62
|
83
|
91
|
121
|
120
|
109
|
120
|
89
|
75
|
63
|
82
|
|
2025/12
|
117
|
88
|
68
|
89
|
106
|
100
|
109
|
90
|
82
|
95
|
160
|
44
|
58
|
80
|
64
|
101
|
193
|
150
|
159
|
199
|
79
|
41
|
70
|
93
|
81
|
57
|
80
|
85
|
138
|
149
|
67
|
|
2025/11
|
109
|
88
|
74
|
103
|
101
|
63
|
43
|
79
|
79
|
77
|
53
|
56
|
96
|
172
|
157
|
133
|
42
|
52
|
57
|
60
|
122
|
90
|
79
|
118
|
72
|
85
|
256
|
127
|
84
|
116
|
|
|
2025/10
|
22
|
14
|
17
|
35
|
45
|
35
|
48
|
50
|
40
|
36
|
29
|
37
|
21
|
43
|
39
|
31
|
15
|
30
|
35
|
33
|
44
|
54
|
66
|
66
|
80
|
82
|
89
|
83
|
71
|
71
|
153
|
|
2025/09
|
18
|
27
|
28
|
32
|
37
|
30
|
47
|
21
|
23
|
22
|
20
|
11
|
34
|
28
|
22
|
27
|
18
|
16
|
14
|
28
|
43
|
24
|
21
|
15
|
34
|
34
|
23
|
19
|
31
|
28
|
|
|
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