Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
52
PM2.5
135
*
PM10
29
O3
1.6
CO
12
SO2
35
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
20 Feb
123
Light
Sat
21 Feb
271
Heavy
Sun
22 Feb
72
Good
Mon
23 Feb
65
Good
Tue
24 Feb
63
Good
Wed
25 Feb
66
Good
Thu
26 Feb
36
Excellent
Air quality in the last 12 months (Guyang)
|
2026/01
|
57
|
77
|
132
|
56
|
32
|
55
|
73
|
80
|
136
|
38
|
46
|
84
|
80
|
174
|
95
|
37
|
67
|
42
|
25
|
32
|
51
|
75
|
67
|
79
|
105
|
119
|
84
|
81
|
66
|
48
|
31
|
|
2025/12
|
37
|
30
|
52
|
38
|
65
|
89
|
70
|
55
|
81
|
68
|
40
|
52
|
78
|
85
|
161
|
81
|
78
|
104
|
57
|
27
|
55
|
69
|
61
|
44
|
52
|
67
|
64
|
52
|
50
|
26
|
45
|
|
2025/11
|
38
|
35
|
64
|
82
|
67
|
64
|
54
|
69
|
63
|
57
|
70
|
57
|
55
|
74
|
90
|
18
|
20
|
32
|
54
|
41
|
70
|
105
|
121
|
84
|
66
|
177
|
60
|
119
|
150
|
123
|
|
|
2025/10
|
60
|
42
|
42
|
50
|
59
|
54
|
32
|
25
|
31
|
40
|
28
|
43
|
61
|
60
|
35
|
44
|
15
|
26
|
25
|
34
|
42
|
53
|
56
|
90
|
30
|
19
|
48
|
70
|
68
|
37
|
28
|
|
2025/09
|
32
|
58
|
66
|
47
|
47
|
40
|
22
|
42
|
59
|
56
|
36
|
30
|
39
|
39
|
33
|
16
|
19
|
27
|
41
|
50
|
38
|
28
|
42
|
46
|
50
|
49
|
42
|
26
|
49
|
60
|
|
|
2025/08
|
32
|
34
|
34
|
41
|
46
|
31
|
28
|
22
|
31
|
27
|
45
|
48
|
30
|
41
|
40
|
20
|
36
|
25
|
18
|
29
|
37
|
39
|
31
|
37
|
31
|
30
|
25
|
41
|
38
|
44
|
40
|
|
2025/07
|
30
|
29
|
44
|
35
|
13
|
24
|
30
|
35
|
25
|
31
|
21
|
50
|
38
|
38
|
37
|
16
|
24
|
42
|
19
|
11
|
25
|
37
|
36
|
30
|
19
|
19
|
21
|
31
|
19
|
19
|
26
|
|
2025/06
|
28
|
23
|
20
|
23
|
33
|
30
|
23
|
27
|
29
|
25
|
46
|
52
|
31
|
19
|
15
|
21
|
38
|
38
|
15
|
24
|
29
|
30
|
35
|
42
|
42
|
30
|
39
|
34
|
42
|
31
|
|
|
2025/05
|
43
|
39
|
23
|
85
|
138
|
54
|
75
|
66
|
33
|
30
|
53
|
65
|
53
|
18
|
47
|
158
|
27
|
64
|
58
|
64
|
32
|
15
|
40
|
47
|
55
|
35
|
41
|
53
|
55
|
37
|
15
|
|
2025/04
|
33
|
34
|
106
|
58
|
44
|
80
|
48
|
48
|
47
|
59
|
175
|
48
|
45
|
22
|
56
|
158
|
34
|
41
|
58
|
65
|
56
|
63
|
51
|
36
|
50
|
59
|
14
|
41
|
67
|
44
|
|
|
2025/03
|
73
|
35
|
38
|
88
|
37
|
31
|
48
|
71
|
84
|
130
|
207
|
89
|
60
|
53
|
27
|
35
|
33
|
27
|
37
|
35
|
55
|
82
|
210
|
181
|
98
|
192
|
97
|
29
|
20
|
32
|
47
|
|
2025/02
|
92
|
25
|
15
|
30
|
44
|
67
|
19
|
27
|
54
|
68
|
67
|
75
|
78
|
87
|
89
|
28
|
47
|
22
|
23
|
24
|
33
|
18
|
26
|
63
|
57
|
67
|
78
|
71
|
|||
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1
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2
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3
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4
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5
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6
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7
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8
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9
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10
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11
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12
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13
|
14
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15
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16
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17
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18
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19
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20
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21
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22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution