Air Quality
Excellent
No health implications.
25
PM2.5
31
PM10
8
O3
0.3
CO
5
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Nov
53
Good
Sat
29 Nov
52
Good
Sun
30 Nov
48
Excellent
Mon
1 Dec
56
Good
Tue
2 Dec
50
Excellent
Wed
3 Dec
46
Excellent
Thu
4 Dec
36
Excellent
Air quality in the last 12 months (Guzhang)
|
2025/10
|
29
|
28
|
24
|
25
|
38
|
32
|
32
|
41
|
39
|
33
|
43
|
50
|
21
|
16
|
27
|
17
|
17
|
8
|
9
|
9
|
8
|
28
|
34
|
37
|
53
|
40
|
33
|
35
|
44
|
43
|
32
|
|
2025/09
|
27
|
28
|
29
|
23
|
30
|
32
|
30
|
33
|
14
|
13
|
16
|
20
|
20
|
19
|
22
|
27
|
27
|
15
|
13
|
12
|
26
|
29
|
21
|
22
|
20
|
17
|
21
|
26
|
25
|
23
|
|
|
2025/08
|
30
|
32
|
30
|
30
|
32
|
28
|
17
|
15
|
24
|
25
|
21
|
12
|
14
|
19
|
13
|
17
|
24
|
30
|
20
|
15
|
16
|
19
|
23
|
24
|
23
|
24
|
25
|
24
|
28
|
29
|
23
|
|
2025/07
|
16
|
16
|
14
|
15
|
20
|
22
|
29
|
31
|
32
|
26
|
33
|
35
|
30
|
25
|
21
|
20
|
24
|
29
|
29
|
30
|
15
|
10
|
14
|
17
|
18
|
22
|
25
|
22
|
22
|
21
|
25
|
|
2025/06
|
8
|
24
|
30
|
31
|
34
|
38
|
26
|
23
|
28
|
28
|
27
|
28
|
24
|
20
|
21
|
30
|
20
|
18
|
12
|
12
|
8
|
15
|
17
|
22
|
20
|
14
|
16
|
16
|
18
|
19
|
|
|
2025/05
|
43
|
61
|
58
|
47
|
36
|
63
|
71
|
28
|
21
|
24
|
33
|
41
|
44
|
60
|
39
|
27
|
37
|
41
|
46
|
41
|
33
|
25
|
38
|
54
|
48
|
36
|
31
|
19
|
28
|
28
|
27
|
|
2025/04
|
48
|
53
|
55
|
64
|
63
|
61
|
59
|
68
|
62
|
52
|
60
|
49
|
178
|
109
|
83
|
71
|
63
|
62
|
28
|
44
|
43
|
41
|
49
|
40
|
51
|
43
|
31
|
37
|
47
|
24
|
|
|
2025/03
|
55
|
54
|
12
|
24
|
29
|
32
|
38
|
33
|
39
|
47
|
53
|
60
|
62
|
39
|
24
|
44
|
50
|
32
|
33
|
40
|
44
|
59
|
53
|
52
|
56
|
69
|
97
|
80
|
57
|
37
|
54
|
|
2025/02
|
39
|
26
|
51
|
54
|
63
|
65
|
68
|
90
|
57
|
52
|
60
|
76
|
64
|
50
|
46
|
52
|
37
|
37
|
37
|
62
|
106
|
41
|
65
|
93
|
65
|
42
|
43
|
52
|
|||
|
2025/01
|
101
|
125
|
128
|
161
|
119
|
86
|
65
|
56
|
58
|
74
|
85
|
78
|
101
|
98
|
85
|
72
|
93
|
105
|
96
|
86
|
105
|
148
|
167
|
124
|
18
|
29
|
49
|
89
|
197
|
113
|
63
|
|
2024/12
|
49
|
60
|
82
|
74
|
31
|
37
|
49
|
40
|
51
|
43
|
50
|
66
|
81
|
64
|
60
|
58
|
70
|
76
|
76
|
93
|
104
|
75
|
61
|
78
|
86
|
96
|
93
|
107
|
132
|
152
|
98
|
|
2024/11
|
50
|
67
|
63
|
55
|
69
|
56
|
51
|
58
|
59
|
45
|
44
|
59
|
67
|
71
|
80
|
52
|
10
|
11
|
12
|
22
|
28
|
38
|
57
|
52
|
17
|
27
|
29
|
33
|
39
|
45
|
|
|
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