Air Quality
Excellent
No health implications.
22
PM2.5
47
PM10
49
O3
0.5
CO
6
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 Jun
43
Excellent
Tue
10 Jun
48
Excellent
Wed
11 Jun
54
Good
Thu
12 Jun
70
Good
Fri
13 Jun
73
Good
Sat
14 Jun
69
Good
Sun
15 Jun
49
Excellent
Air quality in the last 12 months (Guanyang)
|
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
|
|
2024/11
|
50
|
80
|
78
|
76
|
78
|
74
|
58
|
51
|
58
|
73
|
70
|
67
|
66
|
72
|
59
|
59
|
35
|
19
|
19
|
23
|
34
|
42
|
48
|
57
|
48
|
23
|
34
|
42
|
41
|
56
|
|
|
2024/10
|
38
|
45
|
59
|
55
|
52
|
59
|
67
|
52
|
48
|
48
|
59
|
59
|
73
|
100
|
33
|
33
|
42
|
33
|
20
|
20
|
27
|
24
|
29
|
39
|
43
|
55
|
33
|
42
|
56
|
54
|
53
|
|
2024/09
|
31
|
30
|
34
|
36
|
49
|
41
|
25
|
24
|
29
|
35
|
35
|
42
|
41
|
38
|
37
|
33
|
40
|
43
|
47
|
41
|
29
|
31
|
40
|
47
|
58
|
51
|
43
|
51
|
47
|
48
|
|
|
2024/08
|
18
|
23
|
26
|
30
|
28
|
29
|
32
|
27
|
31
|
30
|
29
|
24
|
22
|
31
|
32
|
27
|
28
|
29
|
39
|
31
|
28
|
21
|
23
|
23
|
31
|
33
|
38
|
33
|
37
|
40
|
36
|
|
2024/07
|
23
|
18
|
28
|
23
|
24
|
24
|
26
|
25
|
27
|
29
|
27
|
26
|
27
|
22
|
24
|
22
|
17
|
19
|
16
|
24
|
24
|
22
|
21
|
28
|
40
|
42
|
38
|
13
|
14
|
16
|
19
|
|
2024/06
|
19
|
15
|
47
|
23
|
14
|
26
|
35
|
39
|
44
|
30
|
19
|
23
|
18
|
22
|
21
|
25
|
17
|
14
|
17
|
22
|
22
|
21
|
26
|
19
|
12
|
16
|
21
|
20
|
19
|
19
|
|
|
2024/05
|
16
|
34
|
23
|
15
|
16
|
26
|
36
|
50
|
47
|
41
|
30
|
36
|
63
|
55
|
51
|
54
|
53
|
32
|
11
|
17
|
31
|
41
|
35
|
29
|
35
|
20
|
17
|
31
|
34
|
28
|
16
|
|
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