Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
32
PM2.5
52
*
PM10
24
O3
1.0
CO
12
SO2
51
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
2 Dec
59
Good
Tue
3 Dec
59
Good
Wed
4 Dec
60
Good
Thu
5 Dec
51
Good
Fri
6 Dec
46
Excellent
Sat
7 Dec
61
Good
Sun
8 Dec
43
Excellent
Air quality in the last 12 months (Guyang)
|
2024/10
|
15
|
30
|
44
|
56
|
56
|
23
|
38
|
48
|
47
|
35
|
58
|
60
|
36
|
46
|
24
|
72
|
77
|
20
|
28
|
37
|
38
|
34
|
49
|
62
|
61
|
32
|
29
|
55
|
47
|
51
|
63
|
|
2024/09
|
15
|
24
|
45
|
29
|
15
|
22
|
28
|
45
|
46
|
28
|
24
|
33
|
19
|
14
|
28
|
22
|
31
|
50
|
51
|
10
|
11
|
29
|
47
|
46
|
31
|
45
|
56
|
58
|
19
|
28
|
|
|
2024/08
|
29
|
49
|
28
|
30
|
37
|
34
|
29
|
30
|
41
|
40
|
12
|
10
|
20
|
29
|
40
|
39
|
31
|
42
|
21
|
20
|
17
|
24
|
30
|
41
|
23
|
14
|
25
|
36
|
42
|
52
|
41
|
|
2024/07
|
20
|
30
|
38
|
28
|
53
|
48
|
38
|
45
|
54
|
46
|
55
|
37
|
36
|
47
|
44
|
13
|
27
|
27
|
52
|
45
|
113
|
58
|
35
|
47
|
40
|
29
|
19
|
20
|
32
|
26
|
19
|
|
2024/06
|
41
|
68
|
42
|
32
|
41
|
45
|
27
|
45
|
44
|
37
|
63
|
59
|
46
|
13
|
22
|
29
|
49
|
44
|
37
|
39
|
55
|
270
|
178
|
78
|
35
|
65
|
52
|
54
|
20
|
22
|
|
|
2024/05
|
40
|
51
|
55
|
47
|
42
|
35
|
32
|
48
|
61
|
133
|
39
|
28
|
45
|
100
|
46
|
77
|
74
|
108
|
146
|
47
|
63
|
64
|
76
|
57
|
50
|
19
|
34
|
48
|
72
|
50
|
16
|
|
2024/04
|
88
|
48
|
40
|
64
|
45
|
41
|
53
|
71
|
62
|
88
|
84
|
103
|
80
|
305
|
140
|
42
|
67
|
76
|
61
|
29
|
66
|
140
|
36
|
95
|
269
|
80
|
126
|
28
|
20
|
26
|
|
|
2024/03
|
60
|
91
|
63
|
73
|
21
|
39
|
36
|
44
|
71
|
79
|
27
|
42
|
64
|
74
|
85
|
222
|
54
|
150
|
39
|
54
|
115
|
59
|
79
|
68
|
72
|
76
|
253
|
350
|
90
|
49
|
63
|
|
2024/02
|
45
|
106
|
63
|
88
|
75
|
25
|
113
|
148
|
161
|
255
|
109
|
104
|
87
|
37
|
42
|
69
|
86
|
166
|
94
|
59
|
38
|
33
|
49
|
82
|
81
|
77
|
101
|
46
|
27
|
||
|
2024/01
|
220
|
97
|
72
|
69
|
53
|
32
|
67
|
135
|
56
|
97
|
162
|
185
|
129
|
34
|
73
|
99
|
159
|
191
|
141
|
29
|
23
|
27
|
54
|
94
|
153
|
213
|
167
|
177
|
154
|
125
|
44
|
|
2023/12
|
47
|
76
|
90
|
95
|
144
|
316
|
169
|
134
|
74
|
74
|
81
|
115
|
91
|
62
|
35
|
24
|
64
|
116
|
28
|
33
|
39
|
78
|
71
|
135
|
184
|
167
|
217
|
199
|
250
|
115
|
62
|
|
2023/11
|
83
|
157
|
90
|
103
|
68
|
38
|
62
|
44
|
22
|
24
|
25
|
27
|
58
|
95
|
107
|
50
|
45
|
77
|
91
|
105
|
101
|
103
|
34
|
66
|
81
|
85
|
38
|
41
|
29
|
42
|
|
|
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