Air Quality
Excellent
No health implications.
33
PM2.5
44
PM10
46
O3
0.8
CO
4
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Jan
121
Light
Tue
20 Jan
47
Excellent
Wed
21 Jan
41
Excellent
Thu
22 Jan
46
Excellent
Fri
23 Jan
58
Good
Sat
24 Jan
75
Good
Sun
25 Jan
26
Excellent
Air quality in the last 12 months (Guanyang)
|
2025/11
|
42
|
35
|
15
|
10
|
22
|
32
|
38
|
12
|
8
|
10
|
20
|
50
|
35
|
44
|
51
|
53
|
61
|
26
|
29
|
37
|
41
|
46
|
55
|
63
|
51
|
50
|
64
|
68
|
52
|
55
|
|
|
2025/10
|
43
|
35
|
31
|
40
|
47
|
20
|
19
|
33
|
34
|
31
|
37
|
45
|
66
|
44
|
44
|
47
|
48
|
25
|
11
|
10
|
11
|
20
|
31
|
42
|
47
|
61
|
56
|
64
|
73
|
88
|
55
|
|
2025/09
|
30
|
29
|
26
|
27
|
33
|
37
|
40
|
34
|
17
|
20
|
23
|
23
|
27
|
32
|
31
|
27
|
19
|
36
|
49
|
28
|
21
|
18
|
23
|
11
|
12
|
18
|
23
|
36
|
42
|
57
|
|
|
2025/08
|
30
|
23
|
15
|
25
|
22
|
13
|
14
|
19
|
29
|
32
|
34
|
37
|
38
|
32
|
12
|
22
|
18
|
23
|
15
|
18
|
21
|
24
|
29
|
32
|
29
|
27
|
27
|
24
|
24
|
21
|
30
|
|
2025/07
|
13
|
13
|
19
|
28
|
29
|
35
|
34
|
32
|
34
|
25
|
23
|
28
|
23
|
26
|
22
|
24
|
30
|
32
|
27
|
24
|
16
|
13
|
14
|
21
|
29
|
33
|
32
|
25
|
29
|
29
|
21
|
|
2025/06
|
29
|
22
|
33
|
46
|
44
|
43
|
34
|
34
|
35
|
31
|
38
|
28
|
28
|
20
|
20
|
24
|
14
|
14
|
22
|
21
|
16
|
20
|
22
|
19
|
23
|
24
|
16
|
15
|
14
|
14
|
|
|
2025/05
|
47
|
59
|
53
|
40
|
38
|
36
|
52
|
41
|
27
|
49
|
39
|
38
|
49
|
59
|
57
|
25
|
24
|
18
|
20
|
21
|
23
|
26
|
28
|
49
|
55
|
40
|
37
|
22
|
19
|
30
|
24
|
|
2025/04
|
51
|
55
|
62
|
122
|
131
|
87
|
97
|
100
|
96
|
58
|
56
|
173
|
265
|
136
|
87
|
81
|
84
|
76
|
53
|
30
|
42
|
36
|
49
|
34
|
29
|
36
|
30
|
33
|
54
|
55
|
|
|
2025/03
|
45
|
44
|
48
|
19
|
24
|
30
|
54
|
54
|
52
|
38
|
53
|
59
|
46
|
31
|
17
|
43
|
40
|
38
|
50
|
48
|
55
|
67
|
82
|
91
|
94
|
77
|
68
|
74
|
30
|
23
|
39
|
|
2025/02
|
17
|
16
|
35
|
56
|
55
|
57
|
39
|
71
|
41
|
57
|
75
|
67
|
79
|
99
|
75
|
34
|
38
|
42
|
28
|
17
|
46
|
24
|
30
|
71
|
83
|
82
|
49
|
53
|
|||
|
2025/01
|
82
|
93
|
107
|
122
|
146
|
95
|
86
|
95
|
59
|
54
|
55
|
61
|
63
|
58
|
78
|
64
|
62
|
65
|
73
|
76
|
80
|
88
|
98
|
173
|
83
|
22
|
48
|
65
|
149
|
83
|
51
|
|
2024/12
|
61
|
64
|
71
|
105
|
81
|
39
|
32
|
54
|
105
|
70
|
30
|
60
|
60
|
64
|
52
|
46
|
59
|
64
|
83
|
99
|
102
|
104
|
100
|
102
|
106
|
109
|
91
|
110
|
93
|
110
|
100
|
|
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